Use C++ iterators for Lists in many situations

73 files changed, 1214 insertions, 1319 deletions

diff --git a/editor/animation_bezier_editor.cpp b/editor/animation_bezier_editor.cpp
index 05db9045bd..0b4f4964c1 100644
--- a/editor/animation_bezier_editor.cpp
+++ b/editor/animation_bezier_editor.cpp
@@ -898,8 +898,7 @@ void AnimationBezierTrackEdit::_gui_input(const Ref<InputEvent> &p_event) {
 			}
 
 			// 6-(undo) reinsert overlapped keys
-			for (List<AnimMoveRestore>::Element *E = to_restore.front(); E; E = E->next()) {
-				AnimMoveRestore &amr = E->get();
+			for (AnimMoveRestore &amr : to_restore) {
 				undo_redo->add_undo_method(animation.ptr(), "track_insert_key", amr.track, amr.time, amr.key, 1);
 			}
 
@@ -1091,9 +1090,9 @@ void AnimationBezierTrackEdit::duplicate_selection() {
 	//reselect duplicated
 
 	selection.clear();
-	for (List<Pair<int, float>>::Element *E = new_selection_values.front(); E; E = E->next()) {
-		int track = E->get().first;
-		float time = E->get().second;
+	for (Pair<int, float> &E : new_selection_values) {
+		int track = E.first;
+		float time = E.second;
 
 		int existing_idx = animation->track_find_key(track, time, true);
 
diff --git a/editor/animation_track_editor.cpp b/editor/animation_track_editor.cpp
index 174f19280a..2adfc29f74 100644
--- a/editor/animation_track_editor.cpp
+++ b/editor/animation_track_editor.cpp
@@ -598,12 +598,12 @@ public:
 					if (ap) {
 						List<StringName> anims;
 						ap->get_animation_list(&anims);
-						for (List<StringName>::Element *E = anims.front(); E; E = E->next()) {
+						for (StringName &E : anims) {
 							if (animations != String()) {
 								animations += ",";
 							}
 
-							animations += String(E->get());
+							animations += String(E);
 						}
 					}
 				}
@@ -702,8 +702,8 @@ public:
 
 		for (Map<int, List<float>>::Element *E = key_ofs_map.front(); E; E = E->next()) {
 			int key = 0;
-			for (List<float>::Element *F = E->value().front(); F; F = F->next()) {
-				float key_ofs = F->get();
+			for (float &F : E->value()) {
+				float key_ofs = F;
 				if (from != key_ofs) {
 					key++;
 					continue;
@@ -728,8 +728,8 @@ public:
 		bool change_notify_deserved = false;
 		for (Map<int, List<float>>::Element *E = key_ofs_map.front(); E; E = E->next()) {
 			int track = E->key();
-			for (List<float>::Element *F = E->value().front(); F; F = F->next()) {
-				float key_ofs = F->get();
+			for (float &F : E->value()) {
+				float key_ofs = F;
 				int key = animation->track_find_key(track, key_ofs, true);
 				ERR_FAIL_COND_V(key == -1, false);
 
@@ -986,8 +986,8 @@ public:
 	bool _get(const StringName &p_name, Variant &r_ret) const {
 		for (Map<int, List<float>>::Element *E = key_ofs_map.front(); E; E = E->next()) {
 			int track = E->key();
-			for (List<float>::Element *F = E->value().front(); F; F = F->next()) {
-				float key_ofs = F->get();
+			for (float &F : E->value()) {
+				float key_ofs = F;
 				int key = animation->track_find_key(track, key_ofs, true);
 				ERR_CONTINUE(key == -1);
 
@@ -1137,8 +1137,8 @@ public:
 					same_key_type = false;
 				}
 
-				for (List<float>::Element *F = E->value().front(); F; F = F->next()) {
-					int key = animation->track_find_key(track, F->get(), true);
+				for (float &F : E->value()) {
+					int key = animation->track_find_key(track, F, true);
 					ERR_FAIL_COND(key == -1);
 					if (first_key < 0) {
 						first_key = key;
@@ -3356,9 +3356,9 @@ void AnimationTrackEditor::_query_insert(const InsertData &p_id) {
 	}
 	insert_frame = Engine::get_singleton()->get_frames_drawn();
 
-	for (List<InsertData>::Element *E = insert_data.front(); E; E = E->next()) {
+	for (InsertData &E : insert_data) {
 		//prevent insertion of multiple tracks
-		if (E->get().path == p_id.path) {
+		if (E.path == p_id.path) {
 			return; //already inserted a track for this on this frame
 		}
 	}
@@ -3843,9 +3843,9 @@ PropertyInfo AnimationTrackEditor::_find_hint_for_track(int p_idx, NodePath &r_b
 	List<PropertyInfo> pinfo;
 	property_info_base.get_property_list(&pinfo);
 
-	for (List<PropertyInfo>::Element *E = pinfo.front(); E; E = E->next()) {
-		if (E->get().name == leftover_path[leftover_path.size() - 1]) {
-			return E->get();
+	for (PropertyInfo &E : pinfo) {
+		if (E.name == leftover_path[leftover_path.size() - 1]) {
+			return E;
 		}
 	}
 
@@ -4675,21 +4675,21 @@ void AnimationTrackEditor::_add_method_key(const String &p_method) {
 	List<MethodInfo> minfo;
 	base->get_method_list(&minfo);
 
-	for (List<MethodInfo>::Element *E = minfo.front(); E; E = E->next()) {
-		if (E->get().name == p_method) {
+	for (MethodInfo &E : minfo) {
+		if (E.name == p_method) {
 			Dictionary d;
 			d["method"] = p_method;
 			Array params;
-			int first_defarg = E->get().arguments.size() - E->get().default_arguments.size();
+			int first_defarg = E.arguments.size() - E.default_arguments.size();
 
-			for (int i = 0; i < E->get().arguments.size(); i++) {
+			for (int i = 0; i < E.arguments.size(); i++) {
 				if (i >= first_defarg) {
-					Variant arg = E->get().default_arguments[i - first_defarg];
+					Variant arg = E.default_arguments[i - first_defarg];
 					params.push_back(arg);
 				} else {
 					Callable::CallError ce;
 					Variant arg;
-					Variant::construct(E->get().arguments[i].type, arg, nullptr, 0, ce);
+					Variant::construct(E.arguments[i].type, arg, nullptr, 0, ce);
 					params.push_back(arg);
 				}
 			}
@@ -4936,8 +4936,7 @@ void AnimationTrackEditor::_move_selection_commit() {
 	}
 
 	// 6 - (undo) reinsert overlapped keys
-	for (List<_AnimMoveRestore>::Element *E = to_restore.front(); E; E = E->next()) {
-		_AnimMoveRestore &amr = E->get();
+	for (_AnimMoveRestore &amr : to_restore) {
 		undo_redo->add_undo_method(animation.ptr(), "track_insert_key", amr.track, amr.time, amr.key, amr.transition);
 	}
 
@@ -5151,9 +5150,9 @@ void AnimationTrackEditor::_anim_duplicate_keys(bool transpose) {
 		//reselect duplicated
 
 		Map<SelectedKey, KeyInfo> new_selection;
-		for (List<Pair<int, float>>::Element *E = new_selection_values.front(); E; E = E->next()) {
-			int track = E->get().first;
-			float time = E->get().second;
+		for (Pair<int, float> &E : new_selection_values) {
+			int track = E.first;
+			float time = E.second;
 
 			int existing_idx = animation->track_find_key(track, time, true);
 
@@ -5462,8 +5461,7 @@ void AnimationTrackEditor::_edit_menu_pressed(int p_option) {
 			}
 
 			// 6-(undo) reinsert overlapped keys
-			for (List<_AnimMoveRestore>::Element *E = to_restore.front(); E; E = E->next()) {
-				_AnimMoveRestore &amr = E->get();
+			for (_AnimMoveRestore &amr : to_restore) {
 				undo_redo->add_undo_method(animation.ptr(), "track_insert_key", amr.track, amr.time, amr.key, amr.transition);
 			}
 
@@ -5543,8 +5541,8 @@ void AnimationTrackEditor::_edit_menu_pressed(int p_option) {
 			if (cleanup_all->is_pressed()) {
 				List<StringName> names;
 				AnimationPlayerEditor::singleton->get_player()->get_animation_list(&names);
-				for (List<StringName>::Element *E = names.front(); E; E = E->next()) {
-					_cleanup_animation(AnimationPlayerEditor::singleton->get_player()->get_animation(E->get()));
+				for (StringName &E : names) {
+					_cleanup_animation(AnimationPlayerEditor::singleton->get_player()->get_animation(E));
 				}
 			} else {
 				_cleanup_animation(animation);
diff --git a/editor/code_editor.cpp b/editor/code_editor.cpp
index b0ec346afe..012276fe10 100644
--- a/editor/code_editor.cpp
+++ b/editor/code_editor.cpp
@@ -854,9 +854,7 @@ void CodeTextEditor::_complete_request() {
 		return;
 	}
 
-	for (List<ScriptCodeCompletionOption>::Element *E = entries.front(); E; E = E->next()) {
-		ScriptCodeCompletionOption &e = E->get();
-
+	for (ScriptCodeCompletionOption &e : entries) {
 		Color font_color = completion_font_color;
 		if (e.insert_text.begins_with("\"") || e.insert_text.begins_with("\'")) {
 			font_color = completion_string_color;
diff --git a/editor/connections_dialog.cpp b/editor/connections_dialog.cpp
index c439d6a1d4..f5cfe0fe57 100644
--- a/editor/connections_dialog.cpp
+++ b/editor/connections_dialog.cpp
@@ -944,9 +944,7 @@ void ConnectionsDock::update_tree() {
 			node_signals2.sort();
 		}
 
-		for (List<MethodInfo>::Element *E = node_signals2.front(); E; E = E->next()) {
-			MethodInfo &mi = E->get();
-
+		for (MethodInfo &mi : node_signals2) {
 			StringName signal_name = mi.name;
 			String signaldesc = "(";
 			PackedStringArray argnames;
@@ -1025,8 +1023,8 @@ void ConnectionsDock::update_tree() {
 			List<Object::Connection> connections;
 			selectedNode->get_signal_connection_list(signal_name, &connections);
 
-			for (List<Object::Connection>::Element *F = connections.front(); F; F = F->next()) {
-				Connection cn = F->get();
+			for (Object::Connection &F : connections) {
+				Connection cn = F;
 				if (!(cn.flags & CONNECT_PERSIST)) {
 					continue;
 				}
diff --git a/editor/create_dialog.cpp b/editor/create_dialog.cpp
index bfbd697409..abe17bf427 100644
--- a/editor/create_dialog.cpp
+++ b/editor/create_dialog.cpp
@@ -447,8 +447,7 @@ Variant CreateDialog::instance_selected() {
 	List<PropertyInfo> pinfo;
 	((Object *)obj)->get_property_list(&pinfo);
 
-	for (List<PropertyInfo>::Element *E = pinfo.front(); E; E = E->next()) {
-		PropertyInfo pi = E->get();
+	for (PropertyInfo &pi : pinfo) {
 		if (pi.type == Variant::OBJECT && pi.usage & PROPERTY_USAGE_EDITOR_INSTANTIATE_OBJECT) {
 			Object *prop = ClassDB::instantiate(pi.class_name);
 			((Object *)obj)->set(pi.name, prop);
diff --git a/editor/debugger/editor_debugger_inspector.cpp b/editor/debugger/editor_debugger_inspector.cpp
index a629bf6159..a1eb71235c 100644
--- a/editor/debugger/editor_debugger_inspector.cpp
+++ b/editor/debugger/editor_debugger_inspector.cpp
@@ -56,8 +56,8 @@ bool EditorDebuggerRemoteObject::_get(const StringName &p_name, Variant &r_ret)
 
 void EditorDebuggerRemoteObject::_get_property_list(List<PropertyInfo> *p_list) const {
 	p_list->clear(); //sorry, no want category
-	for (const List<PropertyInfo>::Element *E = prop_list.front(); E; E = E->next()) {
-		p_list->push_back(E->get());
+	for (const PropertyInfo &E : prop_list) {
+		p_list->push_back(E);
 	}
 }
 
diff --git a/editor/debugger/editor_visual_profiler.cpp b/editor/debugger/editor_visual_profiler.cpp
index a61e9bd73e..f17ad0d36c 100644
--- a/editor/debugger/editor_visual_profiler.cpp
+++ b/editor/debugger/editor_visual_profiler.cpp
@@ -365,13 +365,13 @@ void EditorVisualProfiler::_update_frame(bool p_focus_selected) {
 		}
 		TreeItem *category = variables->create_item(parent);
 
-		for (List<TreeItem *>::Element *E = stack.front(); E; E = E->next()) {
-			float total_cpu = E->get()->get_metadata(1);
-			float total_gpu = E->get()->get_metadata(2);
+		for (TreeItem *E : stack) {
+			float total_cpu = E->get_metadata(1);
+			float total_gpu = E->get_metadata(2);
 			total_cpu += cpu_time;
 			total_gpu += gpu_time;
-			E->get()->set_metadata(1, cpu_time);
-			E->get()->set_metadata(2, gpu_time);
+			E->set_metadata(1, cpu_time);
+			E->set_metadata(2, gpu_time);
 		}
 
 		category->set_icon(0, track_icon);
@@ -392,11 +392,11 @@ void EditorVisualProfiler::_update_frame(bool p_focus_selected) {
 		}
 	}
 
-	for (List<TreeItem *>::Element *E = categories.front(); E; E = E->next()) {
-		float total_cpu = E->get()->get_metadata(1);
-		float total_gpu = E->get()->get_metadata(2);
-		E->get()->set_text(1, _get_time_as_text(total_cpu));
-		E->get()->set_text(2, _get_time_as_text(total_gpu));
+	for (TreeItem *E : categories) {
+		float total_cpu = E->get_metadata(1);
+		float total_gpu = E->get_metadata(2);
+		E->set_text(1, _get_time_as_text(total_cpu));
+		E->set_text(2, _get_time_as_text(total_gpu));
 	}
 
 	if (ensure_selected) {
diff --git a/editor/debugger/script_editor_debugger.cpp b/editor/debugger/script_editor_debugger.cpp
index 06b02cceb4..8af59a62de 100644
--- a/editor/debugger/script_editor_debugger.cpp
+++ b/editor/debugger/script_editor_debugger.cpp
@@ -347,13 +347,13 @@ void ScriptEditorDebugger::_parse_message(const String &p_msg, const Array &p_da
 
 		uint64_t total = 0;
 
-		for (List<DebuggerMarshalls::ResourceInfo>::Element *E = usage.infos.front(); E; E = E->next()) {
+		for (DebuggerMarshalls::ResourceInfo &E : usage.infos) {
 			TreeItem *it = vmem_tree->create_item(root);
-			String type = E->get().type;
-			int bytes = E->get().vram;
-			it->set_text(0, E->get().path);
+			String type = E.type;
+			int bytes = E.vram;
+			it->set_text(0, E.path);
 			it->set_text(1, type);
-			it->set_text(2, E->get().format);
+			it->set_text(2, E.format);
 			it->set_text(3, String::humanize_size(bytes));
 			total += bytes;
 
diff --git a/editor/dependency_editor.cpp b/editor/dependency_editor.cpp
index c18b8743cd..0631798b4b 100644
--- a/editor/dependency_editor.cpp
+++ b/editor/dependency_editor.cpp
@@ -55,8 +55,8 @@ void DependencyEditor::_load_pressed(Object *p_item, int p_cell, int p_button) {
 	search->clear_filters();
 	List<String> ext;
 	ResourceLoader::get_recognized_extensions_for_type(ti->get_metadata(0), &ext);
-	for (List<String>::Element *E = ext.front(); E; E = E->next()) {
-		search->add_filter("*" + E->get());
+	for (String &E : ext) {
+		search->add_filter("*" + E);
 	}
 	search->popup_file_dialog();
 }
@@ -120,13 +120,13 @@ void DependencyEditor::_fix_all() {
 
 	Map<String, Map<String, String>> candidates;
 
-	for (List<String>::Element *E = missing.front(); E; E = E->next()) {
-		String base = E->get().get_file();
+	for (String &E : missing) {
+		String base = E.get_file();
 		if (!candidates.has(base)) {
 			candidates[base] = Map<String, String>();
 		}
 
-		candidates[base][E->get()] = "";
+		candidates[base][E] = "";
 	}
 
 	_fix_and_find(EditorFileSystem::get_singleton()->get_filesystem(), candidates);
@@ -166,10 +166,8 @@ void DependencyEditor::_update_list() {
 
 	bool broken = false;
 
-	for (List<String>::Element *E = deps.front(); E; E = E->next()) {
+	for (String &n : deps) {
 		TreeItem *item = tree->create_item(root);
-
-		String n = E->get();
 		String path;
 		String type;
 
@@ -741,9 +739,9 @@ void OrphanResourcesDialog::_find_to_delete(TreeItem *p_item, List<String> &path
 
 void OrphanResourcesDialog::_delete_confirm() {
 	DirAccess *da = DirAccess::create(DirAccess::ACCESS_RESOURCES);
-	for (List<String>::Element *E = paths.front(); E; E = E->next()) {
-		da->remove(E->get());
-		EditorFileSystem::get_singleton()->update_file(E->get());
+	for (String &E : paths) {
+		da->remove(E);
+		EditorFileSystem::get_singleton()->update_file(E);
 	}
 	memdelete(da);
 	refresh();
diff --git a/editor/doc_tools.cpp b/editor/doc_tools.cpp
index befafec6cb..9258ff8043 100644
--- a/editor/doc_tools.cpp
+++ b/editor/doc_tools.cpp
@@ -266,20 +266,20 @@ void DocTools::generate(bool p_basic_types) {
 		}
 
 		List<PropertyInfo>::Element *EO = own_properties.front();
-		for (List<PropertyInfo>::Element *E = properties.front(); E; E = E->next()) {
+		for (PropertyInfo &E : properties) {
 			bool inherited = EO == nullptr;
-			if (EO && EO->get() == E->get()) {
+			if (EO && EO->get() == E) {
 				inherited = false;
 				EO = EO->next();
 			}
 
-			if (E->get().usage & PROPERTY_USAGE_GROUP || E->get().usage & PROPERTY_USAGE_SUBGROUP || E->get().usage & PROPERTY_USAGE_CATEGORY || E->get().usage & PROPERTY_USAGE_INTERNAL) {
+			if (E.usage & PROPERTY_USAGE_GROUP || E.usage & PROPERTY_USAGE_SUBGROUP || E.usage & PROPERTY_USAGE_CATEGORY || E.usage & PROPERTY_USAGE_INTERNAL) {
 				continue;
 			}
 
 			DocData::PropertyDoc prop;
 
-			prop.name = E->get().name;
+			prop.name = E.name;
 
 			prop.overridden = inherited;
 
@@ -288,20 +288,20 @@ void DocTools::generate(bool p_basic_types) {
 
 			if (name == "ProjectSettings") {
 				// Special case for project settings, so that settings are not taken from the current project's settings
-				if (E->get().name == "script" || !ProjectSettings::get_singleton()->is_builtin_setting(E->get().name)) {
+				if (E.name == "script" || !ProjectSettings::get_singleton()->is_builtin_setting(E.name)) {
 					continue;
 				}
-				if (E->get().usage & PROPERTY_USAGE_EDITOR) {
-					if (!ProjectSettings::get_singleton()->get_ignore_value_in_docs(E->get().name)) {
-						default_value = ProjectSettings::get_singleton()->property_get_revert(E->get().name);
+				if (E.usage & PROPERTY_USAGE_EDITOR) {
+					if (!ProjectSettings::get_singleton()->get_ignore_value_in_docs(E.name)) {
+						default_value = ProjectSettings::get_singleton()->property_get_revert(E.name);
 						default_value_valid = true;
 					}
 				}
 			} else {
-				default_value = get_documentation_default_value(name, E->get().name, default_value_valid);
+				default_value = get_documentation_default_value(name, E.name, default_value_valid);
 				if (inherited) {
 					bool base_default_value_valid = false;
-					Variant base_default_value = get_documentation_default_value(ClassDB::get_parent_class(name), E->get().name, base_default_value_valid);
+					Variant base_default_value = get_documentation_default_value(ClassDB::get_parent_class(name), E.name, base_default_value_valid);
 					if (!default_value_valid || !base_default_value_valid || default_value == base_default_value) {
 						continue;
 					}
@@ -309,13 +309,13 @@ void DocTools::generate(bool p_basic_types) {
 			}
 
 			//used to track uninitialized values using valgrind
-			//print_line("getting default value for " + String(name) + "." + String(E->get().name));
+			//print_line("getting default value for " + String(name) + "." + String(E.name));
 			if (default_value_valid && default_value.get_type() != Variant::OBJECT) {
 				prop.default_value = default_value.get_construct_string().replace("\n", "");
 			}
 
-			StringName setter = ClassDB::get_property_setter(name, E->get().name);
-			StringName getter = ClassDB::get_property_getter(name, E->get().name);
+			StringName setter = ClassDB::get_property_setter(name, E.name);
+			StringName getter = ClassDB::get_property_getter(name, E.name);
 
 			prop.setter = setter;
 			prop.getter = getter;
@@ -353,10 +353,10 @@ void DocTools::generate(bool p_basic_types) {
 			}
 
 			if (!found_type) {
-				if (E->get().type == Variant::OBJECT && E->get().hint == PROPERTY_HINT_RESOURCE_TYPE) {
-					prop.type = E->get().hint_string;
+				if (E.type == Variant::OBJECT && E.hint == PROPERTY_HINT_RESOURCE_TYPE) {
+					prop.type = E.hint_string;
 				} else {
-					prop.type = Variant::get_type_name(E->get().type);
+					prop.type = Variant::get_type_name(E.type);
 				}
 			}
 
@@ -367,62 +367,62 @@ void DocTools::generate(bool p_basic_types) {
 		ClassDB::get_method_list(name, &method_list, true);
 		method_list.sort();
 
-		for (List<MethodInfo>::Element *E = method_list.front(); E; E = E->next()) {
-			if (E->get().name == "" || (E->get().name[0] == '_' && !(E->get().flags & METHOD_FLAG_VIRTUAL))) {
+		for (MethodInfo &E : method_list) {
+			if (E.name == "" || (E.name[0] == '_' && !(E.flags & METHOD_FLAG_VIRTUAL))) {
 				continue; //hidden, don't count
 			}
 
-			if (skip_setter_getter_methods && setters_getters.has(E->get().name)) {
+			if (skip_setter_getter_methods && setters_getters.has(E.name)) {
 				// Don't skip parametric setters and getters, i.e. method which require
 				// one or more parameters to define what property should be set or retrieved.
 				// E.g. CPUParticles3D::set_param(Parameter param, float value).
-				if (E->get().arguments.size() == 0 /* getter */ || (E->get().arguments.size() == 1 && E->get().return_val.type == Variant::NIL /* setter */)) {
+				if (E.arguments.size() == 0 /* getter */ || (E.arguments.size() == 1 && E.return_val.type == Variant::NIL /* setter */)) {
 					continue;
 				}
 			}
 
 			DocData::MethodDoc method;
 
-			method.name = E->get().name;
+			method.name = E.name;
 
-			if (E->get().flags & METHOD_FLAG_VIRTUAL) {
+			if (E.flags & METHOD_FLAG_VIRTUAL) {
 				method.qualifiers = "virtual";
 			}
 
-			if (E->get().flags & METHOD_FLAG_CONST) {
+			if (E.flags & METHOD_FLAG_CONST) {
 				if (method.qualifiers != "") {
 					method.qualifiers += " ";
 				}
 				method.qualifiers += "const";
 			}
 
-			if (E->get().flags & METHOD_FLAG_VARARG) {
+			if (E.flags & METHOD_FLAG_VARARG) {
 				if (method.qualifiers != "") {
 					method.qualifiers += " ";
 				}
 				method.qualifiers += "vararg";
 			}
 
-			if (E->get().flags & METHOD_FLAG_STATIC) {
+			if (E.flags & METHOD_FLAG_STATIC) {
 				if (method.qualifiers != "") {
 					method.qualifiers += " ";
 				}
 				method.qualifiers += "static";
 			}
 
-			for (int i = -1; i < E->get().arguments.size(); i++) {
+			for (int i = -1; i < E.arguments.size(); i++) {
 				if (i == -1) {
 #ifdef DEBUG_METHODS_ENABLED
-					DocData::return_doc_from_retinfo(method, E->get().return_val);
+					DocData::return_doc_from_retinfo(method, E.return_val);
 #endif
 				} else {
-					const PropertyInfo &arginfo = E->get().arguments[i];
+					const PropertyInfo &arginfo = E.arguments[i];
 					DocData::ArgumentDoc argument;
 					DocData::argument_doc_from_arginfo(argument, arginfo);
 
-					int darg_idx = i - (E->get().arguments.size() - E->get().default_arguments.size());
+					int darg_idx = i - (E.arguments.size() - E.default_arguments.size());
 					if (darg_idx >= 0) {
-						Variant default_arg = E->get().default_arguments[darg_idx];
+						Variant default_arg = E.default_arguments[darg_idx];
 						argument.default_value = default_arg.get_construct_string();
 					}
 
@@ -455,12 +455,12 @@ void DocTools::generate(bool p_basic_types) {
 		List<String> constant_list;
 		ClassDB::get_integer_constant_list(name, &constant_list, true);
 
-		for (List<String>::Element *E = constant_list.front(); E; E = E->next()) {
+		for (String &E : constant_list) {
 			DocData::ConstantDoc constant;
-			constant.name = E->get();
-			constant.value = itos(ClassDB::get_integer_constant(name, E->get()));
+			constant.name = E;
+			constant.value = itos(ClassDB::get_integer_constant(name, E));
 			constant.is_value_valid = true;
-			constant.enumeration = ClassDB::get_integer_constant_enum(name, E->get());
+			constant.enumeration = ClassDB::get_integer_constant_enum(name, E);
 			c.constants.push_back(constant);
 		}
 
@@ -469,53 +469,53 @@ void DocTools::generate(bool p_basic_types) {
 		{
 			List<StringName> l;
 			Theme::get_default()->get_constant_list(cname, &l);
-			for (List<StringName>::Element *E = l.front(); E; E = E->next()) {
+			for (StringName &E : l) {
 				DocData::PropertyDoc pd;
-				pd.name = E->get();
+				pd.name = E;
 				pd.type = "int";
-				pd.default_value = itos(Theme::get_default()->get_constant(E->get(), cname));
+				pd.default_value = itos(Theme::get_default()->get_constant(E, cname));
 				c.theme_properties.push_back(pd);
 			}
 
 			l.clear();
 			Theme::get_default()->get_color_list(cname, &l);
-			for (List<StringName>::Element *E = l.front(); E; E = E->next()) {
+			for (StringName &E : l) {
 				DocData::PropertyDoc pd;
-				pd.name = E->get();
+				pd.name = E;
 				pd.type = "Color";
-				pd.default_value = Variant(Theme::get_default()->get_color(E->get(), cname)).get_construct_string();
+				pd.default_value = Variant(Theme::get_default()->get_color(E, cname)).get_construct_string();
 				c.theme_properties.push_back(pd);
 			}
 
 			l.clear();
 			Theme::get_default()->get_icon_list(cname, &l);
-			for (List<StringName>::Element *E = l.front(); E; E = E->next()) {
+			for (StringName &E : l) {
 				DocData::PropertyDoc pd;
-				pd.name = E->get();
+				pd.name = E;
 				pd.type = "Texture2D";
 				c.theme_properties.push_back(pd);
 			}
 			l.clear();
 			Theme::get_default()->get_font_list(cname, &l);
-			for (List<StringName>::Element *E = l.front(); E; E = E->next()) {
+			for (StringName &E : l) {
 				DocData::PropertyDoc pd;
-				pd.name = E->get();
+				pd.name = E;
 				pd.type = "Font";
 				c.theme_properties.push_back(pd);
 			}
 			l.clear();
 			Theme::get_default()->get_font_size_list(cname, &l);
-			for (List<StringName>::Element *E = l.front(); E; E = E->next()) {
+			for (StringName &E : l) {
 				DocData::PropertyDoc pd;
-				pd.name = E->get();
+				pd.name = E;
 				pd.type = "int";
 				c.theme_properties.push_back(pd);
 			}
 			l.clear();
 			Theme::get_default()->get_stylebox_list(cname, &l);
-			for (List<StringName>::Element *E = l.front(); E; E = E->next()) {
+			for (StringName &E : l) {
 				DocData::PropertyDoc pd;
-				pd.name = E->get();
+				pd.name = E;
 				pd.type = "StyleBox";
 				c.theme_properties.push_back(pd);
 			}
@@ -621,8 +621,7 @@ void DocTools::generate(bool p_basic_types) {
 			method_list.push_back(mi);
 		}
 
-		for (List<MethodInfo>::Element *E = method_list.front(); E; E = E->next()) {
-			MethodInfo &mi = E->get();
+		for (MethodInfo &mi : method_list) {
 			DocData::MethodDoc method;
 
 			method.name = mi.name;
@@ -675,8 +674,7 @@ void DocTools::generate(bool p_basic_types) {
 
 		List<PropertyInfo> properties;
 		v.get_property_list(&properties);
-		for (List<PropertyInfo>::Element *E = properties.front(); E; E = E->next()) {
-			PropertyInfo pi = E->get();
+		for (PropertyInfo &pi : properties) {
 			DocData::PropertyDoc property;
 			property.name = pi.name;
 			property.type = Variant::get_type_name(pi.type);
@@ -688,10 +686,10 @@ void DocTools::generate(bool p_basic_types) {
 		List<StringName> constants;
 		Variant::get_constants_for_type(Variant::Type(i), &constants);
 
-		for (List<StringName>::Element *E = constants.front(); E; E = E->next()) {
+		for (StringName &E : constants) {
 			DocData::ConstantDoc constant;
-			constant.name = E->get();
-			Variant value = Variant::get_constant_value(Variant::Type(i), E->get());
+			constant.name = E;
+			Variant value = Variant::get_constant_value(Variant::Type(i), E);
 			constant.value = value.get_type() == Variant::INT ? itos(value) : value.get_construct_string();
 			constant.is_value_valid = true;
 			c.constants.push_back(constant);
@@ -723,9 +721,8 @@ void DocTools::generate(bool p_basic_types) {
 		Engine::get_singleton()->get_singletons(&singletons);
 
 		//servers (this is kind of hackish)
-		for (List<Engine::Singleton>::Element *E = singletons.front(); E; E = E->next()) {
+		for (Engine::Singleton &s : singletons) {
 			DocData::PropertyDoc pd;
-			Engine::Singleton &s = E->get();
 			if (!s.ptr) {
 				continue;
 			}
@@ -743,13 +740,13 @@ void DocTools::generate(bool p_basic_types) {
 		List<StringName> utility_functions;
 		Variant::get_utility_function_list(&utility_functions);
 		utility_functions.sort_custom<StringName::AlphCompare>();
-		for (List<StringName>::Element *E = utility_functions.front(); E; E = E->next()) {
+		for (StringName &E : utility_functions) {
 			DocData::MethodDoc md;
-			md.name = E->get();
+			md.name = E;
 			//return
-			if (Variant::has_utility_function_return_value(E->get())) {
+			if (Variant::has_utility_function_return_value(E)) {
 				PropertyInfo pi;
-				pi.type = Variant::get_utility_function_return_type(E->get());
+				pi.type = Variant::get_utility_function_return_type(E);
 				if (pi.type == Variant::NIL) {
 					pi.usage = PROPERTY_USAGE_NIL_IS_VARIANT;
 				}
@@ -758,13 +755,13 @@ void DocTools::generate(bool p_basic_types) {
 				md.return_type = ad.type;
 			}
 
-			if (Variant::is_utility_function_vararg(E->get())) {
+			if (Variant::is_utility_function_vararg(E)) {
 				md.qualifiers = "vararg";
 			} else {
-				for (int i = 0; i < Variant::get_utility_function_argument_count(E->get()); i++) {
+				for (int i = 0; i < Variant::get_utility_function_argument_count(E); i++) {
 					PropertyInfo pi;
-					pi.type = Variant::get_utility_function_argument_type(E->get(), i);
-					pi.name = Variant::get_utility_function_argument_name(E->get(), i);
+					pi.type = Variant::get_utility_function_argument_type(E, i);
+					pi.name = Variant::get_utility_function_argument_name(E, i);
 					if (pi.type == Variant::NIL) {
 						pi.usage = PROPERTY_USAGE_NIL_IS_VARIANT;
 					}
@@ -793,8 +790,7 @@ void DocTools::generate(bool p_basic_types) {
 			List<MethodInfo> minfo;
 			lang->get_public_functions(&minfo);
 
-			for (List<MethodInfo>::Element *E = minfo.front(); E; E = E->next()) {
-				MethodInfo &mi = E->get();
+			for (MethodInfo &mi : minfo) {
 				DocData::MethodDoc md;
 				md.name = mi.name;
 
@@ -813,7 +809,7 @@ void DocTools::generate(bool p_basic_types) {
 
 					int darg_idx = j - (mi.arguments.size() - mi.default_arguments.size());
 					if (darg_idx >= 0) {
-						Variant default_arg = E->get().default_arguments[darg_idx];
+						Variant default_arg = mi.default_arguments[darg_idx];
 						ad.default_value = default_arg.get_construct_string();
 					}
 
@@ -827,10 +823,10 @@ void DocTools::generate(bool p_basic_types) {
 			List<Pair<String, Variant>> cinfo;
 			lang->get_public_constants(&cinfo);
 
-			for (List<Pair<String, Variant>>::Element *E = cinfo.front(); E; E = E->next()) {
+			for (Pair<String, Variant> &E : cinfo) {
 				DocData::ConstantDoc cd;
-				cd.name = E->get().first;
-				cd.value = E->get().second;
+				cd.name = E.first;
+				cd.value = E.second;
 				cd.is_value_valid = true;
 				c.constants.push_back(cd);
 			}
diff --git a/editor/editor_audio_buses.cpp b/editor/editor_audio_buses.cpp
index d94ac21837..5a85c8b31b 100644
--- a/editor/editor_audio_buses.cpp
+++ b/editor/editor_audio_buses.cpp
@@ -920,15 +920,15 @@ EditorAudioBus::EditorAudioBus(EditorAudioBuses *p_buses, bool p_is_master) {
 	List<StringName> effects;
 	ClassDB::get_inheriters_from_class("AudioEffect", &effects);
 	effects.sort_custom<StringName::AlphCompare>();
-	for (List<StringName>::Element *E = effects.front(); E; E = E->next()) {
-		if (!ClassDB::can_instantiate(E->get())) {
+	for (StringName &E : effects) {
+		if (!ClassDB::can_instantiate(E)) {
 			continue;
 		}
 
-		Ref<Texture2D> icon = EditorNode::get_singleton()->get_class_icon(E->get());
-		String name = E->get().operator String().replace("AudioEffect", "");
+		Ref<Texture2D> icon = EditorNode::get_singleton()->get_class_icon(E);
+		String name = E.operator String().replace("AudioEffect", "");
 		effect_options->add_item(name);
-		effect_options->set_item_metadata(effect_options->get_item_count() - 1, E->get());
+		effect_options->set_item_metadata(effect_options->get_item_count() - 1, E);
 		effect_options->set_item_icon(effect_options->get_item_count() - 1, icon);
 	}
 
@@ -1331,8 +1331,8 @@ EditorAudioBuses::EditorAudioBuses() {
 	file_dialog = memnew(EditorFileDialog);
 	List<String> ext;
 	ResourceLoader::get_recognized_extensions_for_type("AudioBusLayout", &ext);
-	for (List<String>::Element *E = ext.front(); E; E = E->next()) {
-		file_dialog->add_filter("*." + E->get() + "; Audio Bus Layout");
+	for (String &E : ext) {
+		file_dialog->add_filter("*." + E + "; Audio Bus Layout");
 	}
 	add_child(file_dialog);
 	file_dialog->connect("file_selected", callable_mp(this, &EditorAudioBuses::_file_dialog_callback));
diff --git a/editor/editor_autoload_settings.cpp b/editor/editor_autoload_settings.cpp
index c6d52107cd..e81f788290 100644
--- a/editor/editor_autoload_settings.cpp
+++ b/editor/editor_autoload_settings.cpp
@@ -46,12 +46,11 @@ void EditorAutoloadSettings::_notification(int p_what) {
 		ResourceLoader::get_recognized_extensions_for_type("Script", &afn);
 		ResourceLoader::get_recognized_extensions_for_type("PackedScene", &afn);
 
-		for (List<String>::Element *E = afn.front(); E; E = E->next()) {
-			file_dialog->add_filter("*." + E->get());
+		for (String &E : afn) {
+			file_dialog->add_filter("*." + E);
 		}
 
-		for (List<AutoLoadInfo>::Element *E = autoload_cache.front(); E; E = E->next()) {
-			AutoLoadInfo &info = E->get();
+		for (AutoLoadInfo &info : autoload_cache) {
 			if (info.node && info.in_editor) {
 				get_tree()->get_root()->call_deferred(SNAME("add_child"), info.node);
 			}
@@ -102,8 +101,8 @@ bool EditorAutoloadSettings::_autoload_name_is_valid(const String &p_name, Strin
 	for (int i = 0; i < ScriptServer::get_language_count(); i++) {
 		List<String> keywords;
 		ScriptServer::get_language(i)->get_reserved_words(&keywords);
-		for (List<String>::Element *E = keywords.front(); E; E = E->next()) {
-			if (E->get() == p_name) {
+		for (String &E : keywords) {
+			if (E == p_name) {
 				if (r_error) {
 					*r_error = TTR("Invalid name.") + "\n" + TTR("Keyword cannot be used as an autoload name.");
 				}
@@ -379,8 +378,7 @@ void EditorAutoloadSettings::update_autoload() {
 	Map<String, AutoLoadInfo> to_remove;
 	List<AutoLoadInfo *> to_add;
 
-	for (List<AutoLoadInfo>::Element *E = autoload_cache.front(); E; E = E->next()) {
-		AutoLoadInfo &info = E->get();
+	for (AutoLoadInfo &info : autoload_cache) {
 		to_remove.insert(info.name, info);
 	}
 
@@ -392,9 +390,7 @@ void EditorAutoloadSettings::update_autoload() {
 	List<PropertyInfo> props;
 	ProjectSettings::get_singleton()->get_property_list(&props);
 
-	for (List<PropertyInfo>::Element *E = props.front(); E; E = E->next()) {
-		const PropertyInfo &pi = E->get();
-
+	for (PropertyInfo &pi : props) {
 		if (!pi.name.begins_with("autoload/")) {
 			continue;
 		}
@@ -483,9 +479,7 @@ void EditorAutoloadSettings::update_autoload() {
 
 	// Load new/changed autoloads
 	List<Node *> nodes_to_add;
-	for (List<AutoLoadInfo *>::Element *E = to_add.front(); E; E = E->next()) {
-		AutoLoadInfo *info = E->get();
-
+	for (AutoLoadInfo *info : to_add) {
 		info->node = _create_autoload(info->path);
 
 		ERR_CONTINUE(!info->node);
@@ -518,8 +512,8 @@ void EditorAutoloadSettings::update_autoload() {
 		}
 	}
 
-	for (List<Node *>::Element *E = nodes_to_add.front(); E; E = E->next()) {
-		get_tree()->get_root()->add_child(E->get());
+	for (Node *E : nodes_to_add) {
+		get_tree()->get_root()->add_child(E);
 	}
 
 	updating_autoload = false;
@@ -649,8 +643,8 @@ void EditorAutoloadSettings::drop_data_fw(const Point2 &p_point, const Variant &
 
 	int i = 0;
 
-	for (List<AutoLoadInfo>::Element *F = autoload_cache.front(); F; F = F->next()) {
-		orders.write[i++] = F->get().order;
+	for (AutoLoadInfo &F : autoload_cache) {
+		orders.write[i++] = F.order;
 	}
 
 	orders.sort();
@@ -661,9 +655,9 @@ void EditorAutoloadSettings::drop_data_fw(const Point2 &p_point, const Variant &
 
 	i = 0;
 
-	for (List<AutoLoadInfo>::Element *F = autoload_cache.front(); F; F = F->next()) {
-		undo_redo->add_do_method(ProjectSettings::get_singleton(), "set_order", "autoload/" + F->get().name, orders[i++]);
-		undo_redo->add_undo_method(ProjectSettings::get_singleton(), "set_order", "autoload/" + F->get().name, F->get().order);
+	for (AutoLoadInfo &F : autoload_cache) {
+		undo_redo->add_do_method(ProjectSettings::get_singleton(), "set_order", "autoload/" + F.name, orders[i++]);
+		undo_redo->add_undo_method(ProjectSettings::get_singleton(), "set_order", "autoload/" + F.name, F.order);
 	}
 
 	orders.clear();
@@ -764,9 +758,7 @@ EditorAutoloadSettings::EditorAutoloadSettings() {
 	// Make first cache
 	List<PropertyInfo> props;
 	ProjectSettings::get_singleton()->get_property_list(&props);
-	for (List<PropertyInfo>::Element *E = props.front(); E; E = E->next()) {
-		const PropertyInfo &pi = E->get();
-
+	for (PropertyInfo &pi : props) {
 		if (!pi.name.begins_with("autoload/")) {
 			continue;
 		}
@@ -799,9 +791,7 @@ EditorAutoloadSettings::EditorAutoloadSettings() {
 		autoload_cache.push_back(info);
 	}
 
-	for (List<AutoLoadInfo>::Element *E = autoload_cache.front(); E; E = E->next()) {
-		AutoLoadInfo &info = E->get();
-
+	for (AutoLoadInfo &info : autoload_cache) {
 		info.node = _create_autoload(info.path);
 
 		if (info.node) {
@@ -904,8 +894,7 @@ EditorAutoloadSettings::EditorAutoloadSettings() {
 }
 
 EditorAutoloadSettings::~EditorAutoloadSettings() {
-	for (List<AutoLoadInfo>::Element *E = autoload_cache.front(); E; E = E->next()) {
-		AutoLoadInfo &info = E->get();
+	for (AutoLoadInfo &info : autoload_cache) {
 		if (info.node && !info.in_editor) {
 			memdelete(info.node);
 		}
diff --git a/editor/editor_data.cpp b/editor/editor_data.cpp
index 3529a4fbdc..9204974d1a 100644
--- a/editor/editor_data.cpp
+++ b/editor/editor_data.cpp
@@ -299,13 +299,13 @@ void EditorData::copy_object_params(Object *p_object) {
 	List<PropertyInfo> pinfo;
 	p_object->get_property_list(&pinfo);
 
-	for (List<PropertyInfo>::Element *E = pinfo.front(); E; E = E->next()) {
-		if (!(E->get().usage & PROPERTY_USAGE_EDITOR) || E->get().name == "script" || E->get().name == "scripts") {
+	for (PropertyInfo &E : pinfo) {
+		if (!(E.usage & PROPERTY_USAGE_EDITOR) || E.name == "script" || E.name == "scripts") {
 			continue;
 		}
 
 		PropertyData pd;
-		pd.name = E->get().name;
+		pd.name = E.name;
 		pd.value = p_object->get(pd.name);
 		clipboard.push_back(pd);
 	}
@@ -404,9 +404,9 @@ void EditorData::restore_editor_global_states() {
 void EditorData::paste_object_params(Object *p_object) {
 	ERR_FAIL_NULL(p_object);
 	undo_redo.create_action(TTR("Paste Params"));
-	for (List<PropertyData>::Element *E = clipboard.front(); E; E = E->next()) {
-		String name = E->get().name;
-		undo_redo.add_do_property(p_object, name, E->get().value);
+	for (PropertyData &E : clipboard) {
+		String name = E.name;
+		undo_redo.add_do_property(p_object, name, E.value);
 		undo_redo.add_undo_property(p_object, name, p_object->get(name));
 	}
 	undo_redo.commit_action();
@@ -616,8 +616,8 @@ bool EditorData::check_and_update_scene(int p_idx) {
 
 		//transfer selection
 		List<Node *> new_selection;
-		for (List<Node *>::Element *E = edited_scene.write[p_idx].selection.front(); E; E = E->next()) {
-			NodePath p = edited_scene[p_idx].root->get_path_to(E->get());
+		for (Node *E : edited_scene.write[p_idx].selection) {
+			NodePath p = edited_scene[p_idx].root->get_path_to(E);
 			Node *new_node = new_scene->get_node(p);
 			if (new_node) {
 				new_selection.push_back(new_node);
@@ -841,8 +841,8 @@ Dictionary EditorData::restore_edited_scene_state(EditorSelection *p_selection,
 	p_history->history = es.history_stored;
 
 	p_selection->clear();
-	for (List<Node *>::Element *E = es.selection.front(); E; E = E->next()) {
-		p_selection->add_node(E->get());
+	for (Node *E : es.selection) {
+		p_selection->add_node(E);
 	}
 	set_editor_states(es.editor_states);
 
@@ -964,9 +964,9 @@ void EditorData::script_class_save_icon_paths() {
 	_script_class_icon_paths.get_key_list(&keys);
 
 	Dictionary d;
-	for (List<StringName>::Element *E = keys.front(); E; E = E->next()) {
-		if (ScriptServer::is_global_class(E->get())) {
-			d[E->get()] = _script_class_icon_paths[E->get()];
+	for (StringName &E : keys) {
+		if (ScriptServer::is_global_class(E)) {
+			d[E] = _script_class_icon_paths[E];
 		}
 	}
 
@@ -996,8 +996,8 @@ void EditorData::script_class_load_icon_paths() {
 		List<Variant> keys;
 		d.get_key_list(&keys);
 
-		for (List<Variant>::Element *E = keys.front(); E; E = E->next()) {
-			String name = E->get().operator String();
+		for (Variant &E : keys) {
+			String name = E.operator String();
 			_script_class_icon_paths[name] = d[name];
 
 			String path = ScriptServer::get_global_class_path(name);
@@ -1038,8 +1038,8 @@ void EditorSelection::add_node(Node *p_node) {
 	changed = true;
 	nl_changed = true;
 	Object *meta = nullptr;
-	for (List<Object *>::Element *E = editor_plugins.front(); E; E = E->next()) {
-		meta = E->get()->call("_get_editor_data", p_node);
+	for (Object *E : editor_plugins) {
+		meta = E->call("_get_editor_data", p_node);
 		if (meta) {
 			break;
 		}
@@ -1076,8 +1076,8 @@ bool EditorSelection::is_selected(Node *p_node) const {
 Array EditorSelection::_get_transformable_selected_nodes() {
 	Array ret;
 
-	for (List<Node *>::Element *E = selected_node_list.front(); E; E = E->next()) {
-		ret.push_back(E->get());
+	for (Node *E : selected_node_list) {
+		ret.push_back(E);
 	}
 
 	return ret;
diff --git a/editor/editor_export.cpp b/editor/editor_export.cpp
index fc483b46b7..2c36c1dea1 100644
--- a/editor/editor_export.cpp
+++ b/editor/editor_export.cpp
@@ -80,9 +80,9 @@ bool EditorExportPreset::_get(const StringName &p_name, Variant &r_ret) const {
 }
 
 void EditorExportPreset::_get_property_list(List<PropertyInfo> *p_list) const {
-	for (const List<PropertyInfo>::Element *E = properties.front(); E; E = E->next()) {
-		if (platform->get_option_visibility(E->get().name, values)) {
-			p_list->push_back(E->get());
+	for (const PropertyInfo &E : properties) {
+		if (platform->get_option_visibility(E.name, values)) {
+			p_list->push_back(E);
 		}
 	}
 }
@@ -436,9 +436,9 @@ Ref<EditorExportPreset> EditorExportPlatform::create_preset() {
 	List<ExportOption> options;
 	get_export_options(&options);
 
-	for (List<ExportOption>::Element *E = options.front(); E; E = E->next()) {
-		preset->properties.push_back(E->get().option);
-		preset->values[E->get().option.name] = E->get().default_value;
+	for (ExportOption &E : options) {
+		preset->properties.push_back(E.option);
+		preset->values[E.option.name] = E.default_value;
 	}
 
 	return preset;
@@ -679,9 +679,9 @@ EditorExportPlatform::FeatureContainers EditorExportPlatform::get_feature_contai
 	platform->get_preset_features(p_preset, &feature_list);
 
 	FeatureContainers result;
-	for (List<String>::Element *E = feature_list.front(); E; E = E->next()) {
-		result.features.insert(E->get());
-		result.features_pv.push_back(E->get());
+	for (String &E : feature_list) {
+		result.features.insert(E);
+		result.features_pv.push_back(E);
 	}
 
 	if (p_preset->get_custom_features() != String()) {
@@ -752,9 +752,7 @@ Error EditorExportPlatform::export_project_files(const Ref<EditorExportPreset> &
 		List<PropertyInfo> props;
 		ProjectSettings::get_singleton()->get_property_list(&props);
 
-		for (List<PropertyInfo>::Element *E = props.front(); E; E = E->next()) {
-			const PropertyInfo &pi = E->get();
-
+		for (PropertyInfo &pi : props) {
 			if (!pi.name.begins_with("autoload/")) {
 				continue;
 			}
@@ -899,8 +897,8 @@ Error EditorExportPlatform::export_project_files(const Ref<EditorExportPreset> &
 
 			Set<String> remap_features;
 
-			for (List<String>::Element *F = remaps.front(); F; F = F->next()) {
-				String remap = F->get();
+			for (String &F : remaps) {
+				String remap = F;
 				String feature = remap.get_slice(".", 1);
 				if (features.has(feature)) {
 					remap_features.insert(feature);
@@ -913,8 +911,8 @@ Error EditorExportPlatform::export_project_files(const Ref<EditorExportPreset> &
 
 			err = OK;
 
-			for (List<String>::Element *F = remaps.front(); F; F = F->next()) {
-				String remap = F->get();
+			for (String &F : remaps) {
+				String remap = F;
 				if (remap == "path") {
 					String remapped_path = config->get_value("remap", remap);
 					Vector<uint8_t> array = FileAccess::get_file_as_array(remapped_path);
@@ -1362,7 +1360,7 @@ void EditorExportPlatform::gen_export_flags(Vector<String> &r_flags, int p_flags
 		if (breakpoints.size()) {
 			r_flags.push_back("--breakpoints");
 			String bpoints;
-			for (const List<String>::Element *E = breakpoints.front(); E; E = E->next()) {
+			for (List<String>::Element *E = breakpoints.front(); E; E = E->next()) {
 				bpoints += E->get().replace(" ", "%20");
 				if (E->next()) {
 					bpoints += ",";
@@ -1436,8 +1434,8 @@ void EditorExport::_save() {
 
 		String option_section = "preset." + itos(i) + ".options";
 
-		for (const List<PropertyInfo>::Element *E = preset->get_properties().front(); E; E = E->next()) {
-			config->set_value(option_section, E->get().name, preset->get(E->get().name));
+		for (const PropertyInfo &E : preset->get_properties()) {
+			config->set_value(option_section, E.name, preset->get(E.name));
 		}
 	}
 
@@ -1642,10 +1640,10 @@ void EditorExport::load_config() {
 
 		config->get_section_keys(option_section, &options);
 
-		for (List<String>::Element *E = options.front(); E; E = E->next()) {
-			Variant value = config->get_value(option_section, E->get());
+		for (String &E : options) {
+			Variant value = config->get_value(option_section, E);
 
-			preset->set(E->get(), value);
+			preset->set(E, value);
 		}
 
 		add_export_preset(preset);
@@ -1684,11 +1682,11 @@ void EditorExport::update_export_presets() {
 			preset->properties.clear();
 			preset->values.clear();
 
-			for (List<EditorExportPlatform::ExportOption>::Element *E = options.front(); E; E = E->next()) {
-				preset->properties.push_back(E->get().option);
+			for (EditorExportPlatform::ExportOption &E : options) {
+				preset->properties.push_back(E.option);
 
-				StringName option_name = E->get().option.name;
-				preset->values[option_name] = previous_values.has(option_name) ? previous_values[option_name] : E->get().default_value;
+				StringName option_name = E.option.name;
+				preset->values[option_name] = previous_values.has(option_name) ? previous_values[option_name] : E.default_value;
 			}
 		}
 	}
diff --git a/editor/editor_feature_profile.cpp b/editor/editor_feature_profile.cpp
index e36cc7bc2e..1bc852000d 100644
--- a/editor/editor_feature_profile.cpp
+++ b/editor/editor_feature_profile.cpp
@@ -527,9 +527,8 @@ void EditorFeatureProfileManager::_fill_classes_from(TreeItem *p_parent, const S
 	ClassDB::get_direct_inheriters_from_class(p_class, &child_classes);
 	child_classes.sort_custom<StringName::AlphCompare>();
 
-	for (List<StringName>::Element *E = child_classes.front(); E; E = E->next()) {
-		String name = E->get();
-		if (name.begins_with("Editor") || ClassDB::get_api_type(name) != ClassDB::API_CORE) {
+	for (StringName &name : child_classes) {
+		if (String(name).begins_with("Editor") || ClassDB::get_api_type(name) != ClassDB::API_CORE) {
 			continue;
 		}
 		_fill_classes_from(class_item, name, p_selected);
@@ -597,9 +596,9 @@ void EditorFeatureProfileManager::_class_list_item_selected() {
 		TreeItem *properties = property_list->create_item(root);
 		properties->set_text(0, TTR("Class Properties:"));
 
-		for (List<PropertyInfo>::Element *E = props.front(); E; E = E->next()) {
-			String name = E->get().name;
-			if (!(E->get().usage & PROPERTY_USAGE_EDITOR)) {
+		for (PropertyInfo &E : props) {
+			String name = E.name;
+			if (!(E.usage & PROPERTY_USAGE_EDITOR)) {
 				continue;
 			}
 			TreeItem *property = property_list->create_item(properties);
@@ -609,7 +608,7 @@ void EditorFeatureProfileManager::_class_list_item_selected() {
 			property->set_checked(0, !edited->is_class_property_disabled(class_name, name));
 			property->set_text(0, name.capitalize());
 			property->set_metadata(0, name);
-			String icon_type = Variant::get_type_name(E->get().type);
+			String icon_type = Variant::get_type_name(E.type);
 			property->set_icon(0, EditorNode::get_singleton()->get_class_icon(icon_type));
 		}
 	}
diff --git a/editor/editor_file_dialog.cpp b/editor/editor_file_dialog.cpp
index ed2edb5a5d..f11e8d350d 100644
--- a/editor/editor_file_dialog.cpp
+++ b/editor/editor_file_dialog.cpp
@@ -830,8 +830,8 @@ void EditorFileDialog::update_file_list() {
 	while (!files.is_empty()) {
 		bool match = patterns.is_empty();
 
-		for (List<String>::Element *E = patterns.front(); E; E = E->next()) {
-			if (files.front()->get().matchn(E->get())) {
+		for (String &E : patterns) {
+			if (files.front()->get().matchn(E)) {
 				match = true;
 				break;
 			}
diff --git a/editor/editor_file_system.cpp b/editor/editor_file_system.cpp
index 82a71c0e0c..72c0c0794e 100644
--- a/editor/editor_file_system.cpp
+++ b/editor/editor_file_system.cpp
@@ -457,8 +457,8 @@ bool EditorFileSystem::_test_for_reimport(const String &p_path, bool p_only_impo
 	memdelete(md5s);
 
 	//imported files are gone, reimport
-	for (List<String>::Element *E = to_check.front(); E; E = E->next()) {
-		if (!FileAccess::exists(E->get())) {
+	for (String &E : to_check) {
+		if (!FileAccess::exists(E)) {
 			return true;
 		}
 	}
@@ -497,9 +497,7 @@ bool EditorFileSystem::_update_scan_actions() {
 	Vector<String> reimports;
 	Vector<String> reloads;
 
-	for (List<ItemAction>::Element *E = scan_actions.front(); E; E = E->next()) {
-		ItemAction &ia = E->get();
-
+	for (ItemAction &ia : scan_actions) {
 		switch (ia.action) {
 			case ItemAction::ACTION_NONE: {
 			} break;
@@ -1027,8 +1025,8 @@ void EditorFileSystem::_delete_internal_files(String p_file) {
 		List<String> paths;
 		ResourceFormatImporter::get_singleton()->get_internal_resource_path_list(p_file, &paths);
 		DirAccess *da = DirAccess::create(DirAccess::ACCESS_RESOURCES);
-		for (List<String>::Element *E = paths.front(); E; E = E->next()) {
-			da->remove(E->get());
+		for (String &E : paths) {
+			da->remove(E);
 		}
 		da->remove(p_file + ".import");
 		memdelete(da);
@@ -1368,8 +1366,8 @@ Vector<String> EditorFileSystem::_get_dependencies(const String &p_path) {
 	ResourceLoader::get_dependencies(p_path, &deps);
 
 	Vector<String> ret;
-	for (List<String>::Element *E = deps.front(); E; E = E->next()) {
-		ret.push_back(E->get());
+	for (String &E : deps) {
+		ret.push_back(E);
 	}
 
 	return ret;
@@ -1549,15 +1547,14 @@ Error EditorFileSystem::_reimport_group(const String &p_group_file, const Vector
 		List<ResourceImporter::ImportOption> options;
 		importer->get_import_options(&options);
 		//set default values
-		for (List<ResourceImporter::ImportOption>::Element *E = options.front(); E; E = E->next()) {
-			source_file_options[p_files[i]][E->get().option.name] = E->get().default_value;
+		for (ResourceImporter::ImportOption &E : options) {
+			source_file_options[p_files[i]][E.option.name] = E.default_value;
 		}
 
 		if (config->has_section("params")) {
 			List<String> sk;
 			config->get_section_keys("params", &sk);
-			for (List<String>::Element *E = sk.front(); E; E = E->next()) {
-				String param = E->get();
+			for (String &param : sk) {
 				Variant value = config->get_value("params", param);
 				//override with whathever is in file
 				source_file_options[p_files[i]][param] = value;
@@ -1631,9 +1628,9 @@ Error EditorFileSystem::_reimport_group(const String &p_group_file, const Vector
 		List<ResourceImporter::ImportOption> options;
 		importer->get_import_options(&options);
 		//set default values
-		for (List<ResourceImporter::ImportOption>::Element *F = options.front(); F; F = F->next()) {
-			String base = F->get().option.name;
-			Variant v = F->get().default_value;
+		for (ResourceImporter::ImportOption &F : options) {
+			String base = F.option.name;
+			Variant v = F.default_value;
 			if (source_file_options[file].has(base)) {
 				v = source_file_options[file][base];
 			}
@@ -1712,8 +1709,8 @@ void EditorFileSystem::_reimport_file(const String &p_file, const Map<StringName
 				if (cf->has_section("params")) {
 					List<String> sk;
 					cf->get_section_keys("params", &sk);
-					for (List<String>::Element *E = sk.front(); E; E = E->next()) {
-						params[E->get()] = cf->get_value("params", E->get());
+					for (String &E : sk) {
+						params[E] = cf->get_value("params", E);
 					}
 				}
 				if (p_custom_importer == String() && cf->has_section("remap")) {
@@ -1754,9 +1751,9 @@ void EditorFileSystem::_reimport_file(const String &p_file, const Map<StringName
 
 	List<ResourceImporter::ImportOption> opts;
 	importer->get_import_options(&opts);
-	for (List<ResourceImporter::ImportOption>::Element *E = opts.front(); E; E = E->next()) {
-		if (!params.has(E->get().option.name)) { //this one is not present
-			params[E->get().option.name] = E->get().default_value;
+	for (ResourceImporter::ImportOption &E : opts) {
+		if (!params.has(E.option.name)) { //this one is not present
+			params[E.option.name] = E.default_value;
 		}
 	}
 
@@ -1766,8 +1763,8 @@ void EditorFileSystem::_reimport_file(const String &p_file, const Map<StringName
 		List<Variant> v;
 		d.get_key_list(&v);
 
-		for (List<Variant>::Element *E = v.front(); E; E = E->next()) {
-			params[E->get()] = d[E->get()];
+		for (Variant &E : v) {
+			params[E] = d[E];
 		}
 	}
 
@@ -1807,10 +1804,10 @@ void EditorFileSystem::_reimport_file(const String &p_file, const Map<StringName
 			//no path
 		} else if (import_variants.size()) {
 			//import with variants
-			for (List<String>::Element *E = import_variants.front(); E; E = E->next()) {
-				String path = base_path.c_escape() + "." + E->get() + "." + importer->get_save_extension();
+			for (String &E : import_variants) {
+				String path = base_path.c_escape() + "." + E + "." + importer->get_save_extension();
 
-				f->store_line("path." + E->get() + "=\"" + path + "\"");
+				f->store_line("path." + E + "=\"" + path + "\"");
 				dest_paths.push_back(path);
 			}
 		} else {
@@ -1833,9 +1830,9 @@ void EditorFileSystem::_reimport_file(const String &p_file, const Map<StringName
 
 	if (gen_files.size()) {
 		Array genf;
-		for (List<String>::Element *E = gen_files.front(); E; E = E->next()) {
-			genf.push_back(E->get());
-			dest_paths.push_back(E->get());
+		for (String &E : gen_files) {
+			genf.push_back(E);
+			dest_paths.push_back(E);
 		}
 
 		String value;
@@ -1859,8 +1856,8 @@ void EditorFileSystem::_reimport_file(const String &p_file, const Map<StringName
 
 	//store options in provided order, to avoid file changing. Order is also important because first match is accepted first.
 
-	for (List<ResourceImporter::ImportOption>::Element *E = opts.front(); E; E = E->next()) {
-		String base = E->get().option.name;
+	for (ResourceImporter::ImportOption &E : opts) {
+		String base = E.option.name;
 		String value;
 		VariantWriter::write_to_string(params[base], value);
 		f->store_line(base + "=" + value);
@@ -2080,9 +2077,8 @@ void EditorFileSystem::_move_group_files(EditorFileSystemDirectory *efd, const S
 
 			List<String> sk;
 			config->get_section_keys("params", &sk);
-			for (List<String>::Element *E = sk.front(); E; E = E->next()) {
+			for (String &param : sk) {
 				//not very clean, but should work
-				String param = E->get();
 				String value = config->get_value("params", param);
 				if (value == p_group_file) {
 					config->set_value("params", param, p_new_location);
@@ -2131,14 +2127,14 @@ void EditorFileSystem::_update_extensions() {
 
 	List<String> extensionsl;
 	ResourceLoader::get_recognized_extensions_for_type("", &extensionsl);
-	for (List<String>::Element *E = extensionsl.front(); E; E = E->next()) {
-		valid_extensions.insert(E->get());
+	for (String &E : extensionsl) {
+		valid_extensions.insert(E);
 	}
 
 	extensionsl.clear();
 	ResourceFormatImporter::get_singleton()->get_recognized_extensions(&extensionsl);
-	for (List<String>::Element *E = extensionsl.front(); E; E = E->next()) {
-		import_extensions.insert(E->get());
+	for (String &E : extensionsl) {
+		import_extensions.insert(E);
 	}
 }
 
diff --git a/editor/editor_folding.cpp b/editor/editor_folding.cpp
index 5d6c415d39..7b7cf0bf48 100644
--- a/editor/editor_folding.cpp
+++ b/editor/editor_folding.cpp
@@ -109,10 +109,10 @@ void EditorFolding::_fill_folds(const Node *p_root, const Node *p_node, Array &p
 
 	List<PropertyInfo> plist;
 	p_node->get_property_list(&plist);
-	for (List<PropertyInfo>::Element *E = plist.front(); E; E = E->next()) {
-		if (E->get().usage & PROPERTY_USAGE_EDITOR) {
-			if (E->get().type == Variant::OBJECT) {
-				RES res = p_node->get(E->get().name);
+	for (PropertyInfo &E : plist) {
+		if (E.usage & PROPERTY_USAGE_EDITOR) {
+			if (E.type == Variant::OBJECT) {
+				RES res = p_node->get(E.name);
 				if (res.is_valid() && !resources.has(res) && res->get_path() != String() && !res->get_path().is_resource_file()) {
 					Vector<String> res_unfolds = _get_unfolds(res.ptr());
 					resource_folds.push_back(res->get_path());
@@ -228,41 +228,41 @@ void EditorFolding::_do_object_unfolds(Object *p_object, Set<RES> &resources) {
 
 	Set<String> unfold_group;
 
-	for (List<PropertyInfo>::Element *E = plist.front(); E; E = E->next()) {
-		if (E->get().usage & PROPERTY_USAGE_CATEGORY) {
+	for (PropertyInfo &E : plist) {
+		if (E.usage & PROPERTY_USAGE_CATEGORY) {
 			group = "";
 			group_base = "";
 		}
-		if (E->get().usage & PROPERTY_USAGE_GROUP) {
-			group = E->get().name;
-			group_base = E->get().hint_string;
+		if (E.usage & PROPERTY_USAGE_GROUP) {
+			group = E.name;
+			group_base = E.hint_string;
 			if (group_base.ends_with("_")) {
 				group_base = group_base.substr(0, group_base.length() - 1);
 			}
 		}
 
 		//can unfold
-		if (E->get().usage & PROPERTY_USAGE_EDITOR) {
+		if (E.usage & PROPERTY_USAGE_EDITOR) {
 			if (group != "") { //group
-				if (group_base == String() || E->get().name.begins_with(group_base)) {
-					bool can_revert = EditorPropertyRevert::can_property_revert(p_object, E->get().name);
+				if (group_base == String() || E.name.begins_with(group_base)) {
+					bool can_revert = EditorPropertyRevert::can_property_revert(p_object, E.name);
 					if (can_revert) {
 						unfold_group.insert(group);
 					}
 				}
 			} else { //path
-				int last = E->get().name.rfind("/");
+				int last = E.name.rfind("/");
 				if (last != -1) {
-					bool can_revert = EditorPropertyRevert::can_property_revert(p_object, E->get().name);
+					bool can_revert = EditorPropertyRevert::can_property_revert(p_object, E.name);
 					if (can_revert) {
-						unfold_group.insert(E->get().name.substr(0, last));
+						unfold_group.insert(E.name.substr(0, last));
 					}
 				}
 			}
 
-			if (E->get().type == Variant::OBJECT) {
-				RES res = p_object->get(E->get().name);
-				print_line("res: " + String(E->get().name) + " valid " + itos(res.is_valid()));
+			if (E.type == Variant::OBJECT) {
+				RES res = p_object->get(E.name);
+				print_line("res: " + String(E.name) + " valid " + itos(res.is_valid()));
 				if (res.is_valid()) {
 					print_line("path " + res->get_path());
 				}
diff --git a/editor/editor_inspector.cpp b/editor/editor_inspector.cpp
index 9fa2007597..9a0dd4e3bc 100644
--- a/editor/editor_inspector.cpp
+++ b/editor/editor_inspector.cpp
@@ -1508,9 +1508,9 @@ String EditorInspector::get_selected_path() const {
 }
 
 void EditorInspector::_parse_added_editors(VBoxContainer *current_vbox, Ref<EditorInspectorPlugin> ped) {
-	for (List<EditorInspectorPlugin::AddedEditor>::Element *F = ped->added_editors.front(); F; F = F->next()) {
-		EditorProperty *ep = Object::cast_to<EditorProperty>(F->get().property_editor);
-		current_vbox->add_child(F->get().property_editor);
+	for (EditorInspectorPlugin::AddedEditor &F : ped->added_editors) {
+		EditorProperty *ep = Object::cast_to<EditorProperty>(F.property_editor);
+		current_vbox->add_child(F.property_editor);
 
 		if (ep) {
 			ep->object = object;
@@ -1524,19 +1524,19 @@ void EditorInspector::_parse_added_editors(VBoxContainer *current_vbox, Ref<Edit
 			ep->connect("resource_selected", callable_mp(this, &EditorInspector::_resource_selected), varray(), CONNECT_DEFERRED);
 			ep->connect("object_id_selected", callable_mp(this, &EditorInspector::_object_id_selected), varray(), CONNECT_DEFERRED);
 
-			if (F->get().properties.size()) {
-				if (F->get().properties.size() == 1) {
+			if (F.properties.size()) {
+				if (F.properties.size() == 1) {
 					//since it's one, associate:
-					ep->property = F->get().properties[0];
+					ep->property = F.properties[0];
 					ep->property_usage = 0;
 				}
 
-				if (F->get().label != String()) {
-					ep->set_label(F->get().label);
+				if (F.label != String()) {
+					ep->set_label(F.label);
 				}
 
-				for (int i = 0; i < F->get().properties.size(); i++) {
-					String prop = F->get().properties[i];
+				for (int i = 0; i < F.properties.size(); i++) {
+					String prop = F.properties[i];
 
 					if (!editor_property_map.has(prop)) {
 						editor_property_map[prop] = List<EditorProperty *>();
@@ -1648,8 +1648,7 @@ void EditorInspector::update_tree() {
 
 	Color sscolor = get_theme_color(SNAME("prop_subsection"), SNAME("Editor"));
 
-	for (List<Ref<EditorInspectorPlugin>>::Element *E = valid_plugins.front(); E; E = E->next()) {
-		Ref<EditorInspectorPlugin> ped = E->get();
+	for (Ref<EditorInspectorPlugin> ped : valid_plugins) {
 		ped->parse_begin(object);
 		_parse_added_editors(main_vbox, ped);
 	}
@@ -1746,8 +1745,7 @@ void EditorInspector::update_tree() {
 				category->set_tooltip(p.name + "::" + (class_descr_cache[type2] == "" ? "" : class_descr_cache[type2]));
 			}
 
-			for (List<Ref<EditorInspectorPlugin>>::Element *E = valid_plugins.front(); E; E = E->next()) {
-				Ref<EditorInspectorPlugin> ped = E->get();
+			for (Ref<EditorInspectorPlugin> ped : valid_plugins) {
 				ped->parse_category(object, p.name);
 				_parse_added_editors(main_vbox, ped);
 			}
@@ -1948,36 +1946,35 @@ void EditorInspector::update_tree() {
 			doc_hint = descr;
 		}
 
-		for (List<Ref<EditorInspectorPlugin>>::Element *E = valid_plugins.front(); E; E = E->next()) {
-			Ref<EditorInspectorPlugin> ped = E->get();
+		for (Ref<EditorInspectorPlugin> ped : valid_plugins) {
 			bool exclusive = ped->parse_property(object, p.type, p.name, p.hint, p.hint_string, p.usage, wide_editors);
 
 			List<EditorInspectorPlugin::AddedEditor> editors = ped->added_editors; //make a copy, since plugins may be used again in a sub-inspector
 			ped->added_editors.clear();
 
-			for (List<EditorInspectorPlugin::AddedEditor>::Element *F = editors.front(); F; F = F->next()) {
-				EditorProperty *ep = Object::cast_to<EditorProperty>(F->get().property_editor);
+			for (EditorInspectorPlugin::AddedEditor &F : editors) {
+				EditorProperty *ep = Object::cast_to<EditorProperty>(F.property_editor);
 
 				if (ep) {
 					//set all this before the control gets the ENTER_TREE notification
 					ep->object = object;
 
-					if (F->get().properties.size()) {
-						if (F->get().properties.size() == 1) {
+					if (F.properties.size()) {
+						if (F.properties.size() == 1) {
 							//since it's one, associate:
-							ep->property = F->get().properties[0];
+							ep->property = F.properties[0];
 							ep->property_usage = p.usage;
 							//and set label?
 						}
 
-						if (F->get().label != String()) {
-							ep->set_label(F->get().label);
+						if (F.label != String()) {
+							ep->set_label(F.label);
 						} else {
 							//use existin one
 							ep->set_label(name);
 						}
-						for (int i = 0; i < F->get().properties.size(); i++) {
-							String prop = F->get().properties[i];
+						for (int i = 0; i < F.properties.size(); i++) {
+							String prop = F.properties[i];
 
 							if (!editor_property_map.has(prop)) {
 								editor_property_map[prop] = List<EditorProperty *>();
@@ -1995,7 +1992,7 @@ void EditorInspector::update_tree() {
 					ep->set_deletable(deletable_properties);
 				}
 
-				current_vbox->add_child(F->get().property_editor);
+				current_vbox->add_child(F.property_editor);
 
 				if (ep) {
 					ep->connect("property_changed", callable_mp(this, &EditorInspector::_property_changed));
@@ -2031,8 +2028,7 @@ void EditorInspector::update_tree() {
 		}
 	}
 
-	for (List<Ref<EditorInspectorPlugin>>::Element *E = valid_plugins.front(); E; E = E->next()) {
-		Ref<EditorInspectorPlugin> ped = E->get();
+	for (Ref<EditorInspectorPlugin> ped : valid_plugins) {
 		ped->parse_end();
 		_parse_added_editors(main_vbox, ped);
 	}
@@ -2045,10 +2041,10 @@ void EditorInspector::update_property(const String &p_prop) {
 		return;
 	}
 
-	for (List<EditorProperty *>::Element *E = editor_property_map[p_prop].front(); E; E = E->next()) {
-		E->get()->update_property();
-		E->get()->update_reload_status();
-		E->get()->update_cache();
+	for (EditorProperty *E : editor_property_map[p_prop]) {
+		E->update_property();
+		E->update_reload_status();
+		E->update_cache();
 	}
 }
 
@@ -2157,24 +2153,24 @@ bool EditorInspector::is_using_folding() {
 }
 
 void EditorInspector::collapse_all_folding() {
-	for (List<EditorInspectorSection *>::Element *E = sections.front(); E; E = E->next()) {
-		E->get()->fold();
+	for (EditorInspectorSection *E : sections) {
+		E->fold();
 	}
 
 	for (Map<StringName, List<EditorProperty *>>::Element *F = editor_property_map.front(); F; F = F->next()) {
-		for (List<EditorProperty *>::Element *E = F->get().front(); E; E = E->next()) {
-			E->get()->collapse_all_folding();
+		for (EditorProperty *E : F->get()) {
+			E->collapse_all_folding();
 		}
 	}
 }
 
 void EditorInspector::expand_all_folding() {
-	for (List<EditorInspectorSection *>::Element *E = sections.front(); E; E = E->next()) {
-		E->get()->unfold();
+	for (EditorInspectorSection *E : sections) {
+		E->unfold();
 	}
 	for (Map<StringName, List<EditorProperty *>>::Element *F = editor_property_map.front(); F; F = F->next()) {
-		for (List<EditorProperty *>::Element *E = F->get().front(); E; E = E->next()) {
-			E->get()->expand_all_folding();
+		for (EditorProperty *E : F->get()) {
+			E->expand_all_folding();
 		}
 	}
 }
@@ -2239,9 +2235,9 @@ void EditorInspector::_edit_request_change(Object *p_object, const String &p_pro
 
 void EditorInspector::_edit_set(const String &p_name, const Variant &p_value, bool p_refresh_all, const String &p_changed_field) {
 	if (autoclear && editor_property_map.has(p_name)) {
-		for (List<EditorProperty *>::Element *E = editor_property_map[p_name].front(); E; E = E->next()) {
-			if (E->get()->is_checkable()) {
-				E->get()->set_checked(true);
+		for (EditorProperty *E : editor_property_map[p_name]) {
+			if (E->is_checkable()) {
+				E->set_checked(true);
 			}
 		}
 	}
@@ -2308,8 +2304,8 @@ void EditorInspector::_edit_set(const String &p_name, const Variant &p_value, bo
 	}
 
 	if (editor_property_map.has(p_name)) {
-		for (List<EditorProperty *>::Element *E = editor_property_map[p_name].front(); E; E = E->next()) {
-			E->get()->update_reload_status();
+		for (EditorProperty *E : editor_property_map[p_name]) {
+			E->update_reload_status();
 		}
 	}
 }
@@ -2395,10 +2391,10 @@ void EditorInspector::_property_checked(const String &p_path, bool p_checked) {
 			Variant to_create;
 			List<PropertyInfo> pinfo;
 			object->get_property_list(&pinfo);
-			for (List<PropertyInfo>::Element *E = pinfo.front(); E; E = E->next()) {
-				if (E->get().name == p_path) {
+			for (PropertyInfo &E : pinfo) {
+				if (E.name == p_path) {
 					Callable::CallError ce;
-					Variant::construct(E->get().type, to_create, nullptr, 0, ce);
+					Variant::construct(E.type, to_create, nullptr, 0, ce);
 					break;
 				}
 			}
@@ -2406,10 +2402,10 @@ void EditorInspector::_property_checked(const String &p_path, bool p_checked) {
 		}
 
 		if (editor_property_map.has(p_path)) {
-			for (List<EditorProperty *>::Element *E = editor_property_map[p_path].front(); E; E = E->next()) {
-				E->get()->update_property();
-				E->get()->update_reload_status();
-				E->get()->update_cache();
+			for (EditorProperty *E : editor_property_map[p_path]) {
+				E->update_property();
+				E->update_reload_status();
+				E->update_cache();
 			}
 		}
 
@@ -2426,9 +2422,9 @@ void EditorInspector::_property_selected(const String &p_path, int p_focusable)
 		if (F->key() == property_selected) {
 			continue;
 		}
-		for (List<EditorProperty *>::Element *E = F->get().front(); E; E = E->next()) {
-			if (E->get()->is_selected()) {
-				E->get()->deselect();
+		for (EditorProperty *E : F->get()) {
+			if (E->is_selected()) {
+				E->deselect();
 			}
 		}
 	}
@@ -2485,11 +2481,11 @@ void EditorInspector::_notification(int p_what) {
 			refresh_countdown -= get_process_delta_time();
 			if (refresh_countdown <= 0) {
 				for (Map<StringName, List<EditorProperty *>>::Element *F = editor_property_map.front(); F; F = F->next()) {
-					for (List<EditorProperty *>::Element *E = F->get().front(); E; E = E->next()) {
-						if (!E->get()->is_cache_valid()) {
-							E->get()->update_property();
-							E->get()->update_reload_status();
-							E->get()->update_cache();
+					for (EditorProperty *E : F->get()) {
+						if (!E->is_cache_valid()) {
+							E->update_property();
+							E->update_reload_status();
+							E->update_cache();
 						}
 					}
 				}
@@ -2508,10 +2504,10 @@ void EditorInspector::_notification(int p_what) {
 			while (pending.size()) {
 				StringName prop = pending.front()->get();
 				if (editor_property_map.has(prop)) {
-					for (List<EditorProperty *>::Element *E = editor_property_map[prop].front(); E; E = E->next()) {
-						E->get()->update_property();
-						E->get()->update_reload_status();
-						E->get()->update_cache();
+					for (EditorProperty *E : editor_property_map[prop]) {
+						E->update_property();
+						E->update_reload_status();
+						E->update_cache();
 					}
 				}
 				pending.erase(pending.front());
@@ -2599,8 +2595,7 @@ void EditorInspector::_update_script_class_properties(const Object &p_object, Li
 	}
 
 	Set<StringName> added;
-	for (List<Ref<Script>>::Element *E = classes.front(); E; E = E->next()) {
-		Ref<Script> s = E->get();
+	for (Ref<Script> s : classes) {
 		String path = s->get_path();
 		String name = EditorNode::get_editor_data().script_class_get_name(path);
 		if (name.is_empty()) {
diff --git a/editor/editor_layouts_dialog.cpp b/editor/editor_layouts_dialog.cpp
index 16538a2376..1f70c59e66 100644
--- a/editor/editor_layouts_dialog.cpp
+++ b/editor/editor_layouts_dialog.cpp
@@ -92,8 +92,8 @@ void EditorLayoutsDialog::_post_popup() {
 	List<String> layouts;
 	config.ptr()->get_sections(&layouts);
 
-	for (List<String>::Element *E = layouts.front(); E; E = E->next()) {
-		layout_names->add_item(**E);
+	for (String &E : layouts) {
+		layout_names->add_item(E);
 	}
 }
 
diff --git a/editor/editor_node.cpp b/editor/editor_node.cpp
index 6bdf428f81..ce5f762b13 100644
--- a/editor/editor_node.cpp
+++ b/editor/editor_node.cpp
@@ -797,8 +797,8 @@ void EditorNode::_resources_changed(const Vector<String> &p_resources) {
 	}
 
 	if (changed.size()) {
-		for (List<Ref<Resource>>::Element *E = changed.front(); E; E = E->next()) {
-			E->get()->reload_from_file();
+		for (Ref<Resource> E : changed) {
+			E->reload_from_file();
 		}
 	}
 }
@@ -914,8 +914,8 @@ void EditorNode::_resources_reimported(const Vector<String> &p_resources) {
 		}
 	}
 
-	for (List<String>::Element *E = scenes.front(); E; E = E->next()) {
-		reload_scene(E->get());
+	for (String &E : scenes) {
+		reload_scene(E);
 	}
 
 	scene_tabs->set_current_tab(current_tab);
@@ -1143,13 +1143,13 @@ void EditorNode::save_resource_as(const Ref<Resource> &p_resource, const String
 	file->clear_filters();
 
 	List<String> preferred;
-	for (List<String>::Element *E = extensions.front(); E; E = E->next()) {
-		if (p_resource->is_class("Script") && (E->get() == "tres" || E->get() == "res")) {
+	for (String &E : extensions) {
+		if (p_resource->is_class("Script") && (E == "tres" || E == "res")) {
 			//this serves no purpose and confused people
 			continue;
 		}
-		file->add_filter("*." + E->get() + " ; " + E->get().to_upper());
-		preferred.push_back(E->get());
+		file->add_filter("*." + E + " ; " + E.to_upper());
+		preferred.push_back(E);
 	}
 	// Lowest priority extension
 	List<String>::Element *res_element = preferred.find("res");
@@ -1259,10 +1259,10 @@ void EditorNode::_get_scene_metadata(const String &p_file) {
 	cf->get_section_keys("editor_states", &esl);
 
 	Dictionary md;
-	for (List<String>::Element *E = esl.front(); E; E = E->next()) {
-		Variant st = cf->get_value("editor_states", E->get());
+	for (String &E : esl) {
+		Variant st = cf->get_value("editor_states", E);
 		if (st.get_type() != Variant::NIL) {
-			md[E->get()] = st;
+			md[E] = st;
 		}
 	}
 
@@ -1295,8 +1295,8 @@ void EditorNode::_set_scene_metadata(const String &p_file, int p_idx) {
 	List<Variant> keys;
 	md.get_key_list(&keys);
 
-	for (List<Variant>::Element *E = keys.front(); E; E = E->next()) {
-		cf->set_value("editor_states", E->get(), md[E->get()]);
+	for (Variant &E : keys) {
+		cf->set_value("editor_states", E, md[E]);
 	}
 
 	Error err = cf->save(path);
@@ -1334,14 +1334,14 @@ bool EditorNode::_find_and_save_edited_subresources(Object *obj, Map<RES, bool>
 	bool ret_changed = false;
 	List<PropertyInfo> pi;
 	obj->get_property_list(&pi);
-	for (List<PropertyInfo>::Element *E = pi.front(); E; E = E->next()) {
-		if (!(E->get().usage & PROPERTY_USAGE_STORAGE)) {
+	for (PropertyInfo &E : pi) {
+		if (!(E.usage & PROPERTY_USAGE_STORAGE)) {
 			continue;
 		}
 
-		switch (E->get().type) {
+		switch (E.type) {
 			case Variant::OBJECT: {
-				RES res = obj->get(E->get().name);
+				RES res = obj->get(E.name);
 
 				if (_find_and_save_resource(res, processed, flags)) {
 					ret_changed = true;
@@ -1349,7 +1349,7 @@ bool EditorNode::_find_and_save_edited_subresources(Object *obj, Map<RES, bool>
 
 			} break;
 			case Variant::ARRAY: {
-				Array varray = obj->get(E->get().name);
+				Array varray = obj->get(E.name);
 				int len = varray.size();
 				for (int i = 0; i < len; i++) {
 					const Variant &v = varray.get(i);
@@ -1361,11 +1361,11 @@ bool EditorNode::_find_and_save_edited_subresources(Object *obj, Map<RES, bool>
 
 			} break;
 			case Variant::DICTIONARY: {
-				Dictionary d = obj->get(E->get().name);
+				Dictionary d = obj->get(E.name);
 				List<Variant> keys;
 				d.get_key_list(&keys);
-				for (List<Variant>::Element *F = keys.front(); F; F = F->next()) {
-					Variant v = d[F->get()];
+				for (Variant &F : keys) {
+					Variant v = d[F];
 					RES res = v;
 					if (_find_and_save_resource(res, processed, flags)) {
 						ret_changed = true;
@@ -1520,9 +1520,9 @@ static bool _find_edited_resources(const Ref<Resource> &p_resource, Set<Ref<Reso
 
 	p_resource->get_property_list(&plist);
 
-	for (List<PropertyInfo>::Element *E = plist.front(); E; E = E->next()) {
-		if (E->get().type == Variant::OBJECT && E->get().usage & PROPERTY_USAGE_STORAGE && !(E->get().usage & PROPERTY_USAGE_RESOURCE_NOT_PERSISTENT)) {
-			RES res = p_resource->get(E->get().name);
+	for (PropertyInfo &E : plist) {
+		if (E.type == Variant::OBJECT && E.usage & PROPERTY_USAGE_STORAGE && !(E.usage & PROPERTY_USAGE_RESOURCE_NOT_PERSISTENT)) {
+			RES res = p_resource->get(E.name);
 			if (res.is_null()) {
 				continue;
 			}
@@ -1551,8 +1551,7 @@ int EditorNode::_save_external_resources() {
 	int saved = 0;
 	List<Ref<Resource>> cached;
 	ResourceCache::get_cached_resources(&cached);
-	for (List<Ref<Resource>>::Element *E = cached.front(); E; E = E->next()) {
-		Ref<Resource> res = E->get();
+	for (Ref<Resource> res : cached) {
 		if (!res->get_path().is_resource_file()) {
 			continue;
 		}
@@ -1642,8 +1641,8 @@ void EditorNode::_save_scene(String p_file, int idx) {
 
 	editor_data.save_editor_external_data();
 
-	for (List<Ref<AnimatedValuesBackup>>::Element *E = anim_backups.front(); E; E = E->next()) {
-		E->get()->restore();
+	for (Ref<AnimatedValuesBackup> E : anim_backups) {
+		E->restore();
 	}
 
 	if (err == OK) {
@@ -1884,8 +1883,8 @@ void EditorNode::_dialog_action(String p_file) {
 			// erase
 			List<String> keys;
 			config->get_section_keys(p_file, &keys);
-			for (List<String>::Element *E = keys.front(); E; E = E->next()) {
-				config->set_value(p_file, E->get(), Variant());
+			for (String &E : keys) {
+				config->set_value(p_file, E, Variant());
 			}
 
 			config->save(EditorSettings::get_singleton()->get_editor_layouts_config());
@@ -2533,8 +2532,8 @@ void EditorNode::_menu_option_confirm(int p_option, bool p_confirmed) {
 			Ref<MeshLibrary> ml(memnew(MeshLibrary));
 			ResourceSaver::get_recognized_extensions(ml, &extensions);
 			file_export_lib->clear_filters();
-			for (List<String>::Element *E = extensions.front(); E; E = E->next()) {
-				file_export_lib->add_filter("*." + E->get());
+			for (String &E : extensions) {
+				file_export_lib->add_filter("*." + E);
 			}
 
 			file_export_lib->popup_file_dialog();
@@ -4055,11 +4054,11 @@ void EditorNode::_build_icon_type_cache() {
 	List<StringName> tl;
 	StringName ei = "EditorIcons";
 	theme_base->get_theme()->get_icon_list(ei, &tl);
-	for (List<StringName>::Element *E = tl.front(); E; E = E->next()) {
-		if (!ClassDB::class_exists(E->get())) {
+	for (StringName &E : tl) {
+		if (!ClassDB::class_exists(E)) {
 			continue;
 		}
-		icon_type_cache[E->get()] = theme_base->get_theme()->get_icon(E->get(), ei);
+		icon_type_cache[E] = theme_base->get_theme()->get_icon(E, ei);
 	}
 }
 
@@ -4784,9 +4783,7 @@ void EditorNode::_update_layouts_menu() {
 	List<String> layouts;
 	config.ptr()->get_sections(&layouts);
 
-	for (List<String>::Element *E = layouts.front(); E; E = E->next()) {
-		String layout = E->get();
-
+	for (String &layout : layouts) {
 		if (layout == TTR("Default")) {
 			editor_layouts->remove_item(editor_layouts->get_item_index(SETTINGS_LAYOUT_DEFAULT));
 			overridden_default_layout = editor_layouts->get_item_count();
@@ -5343,9 +5340,9 @@ void EditorNode::reload_scene(const String &p_path) {
 	List<Ref<Resource>> cached;
 	ResourceCache::get_cached_resources(&cached);
 	List<Ref<Resource>> to_clear; //clear internal resources from previous scene from being used
-	for (List<Ref<Resource>>::Element *E = cached.front(); E; E = E->next()) {
-		if (E->get()->get_path().begins_with(p_path + "::")) { //subresources of existing scene
-			to_clear.push_back(E->get());
+	for (Ref<Resource> E : cached) {
+		if (E->get_path().begins_with(p_path + "::")) { //subresources of existing scene
+			to_clear.push_back(E);
 		}
 	}
 
@@ -6741,8 +6738,8 @@ EditorNode::EditorNode() {
 	file_script->set_file_mode(EditorFileDialog::FILE_MODE_OPEN_FILE);
 	List<String> sexts;
 	ResourceLoader::get_recognized_extensions_for_type("Script", &sexts);
-	for (List<String>::Element *E = sexts.front(); E; E = E->next()) {
-		file_script->add_filter("*." + E->get());
+	for (String &E : sexts) {
+		file_script->add_filter("*." + E);
 	}
 	gui_base->add_child(file_script);
 	file_script->connect("file_selected", callable_mp(this, &EditorNode::_dialog_action));
diff --git a/editor/editor_path.cpp b/editor/editor_path.cpp
index a31b9fd0c7..c52861a2a2 100644
--- a/editor/editor_path.cpp
+++ b/editor/editor_path.cpp
@@ -40,15 +40,15 @@ void EditorPath::_add_children_to_popup(Object *p_obj, int p_depth) {
 
 	List<PropertyInfo> pinfo;
 	p_obj->get_property_list(&pinfo);
-	for (List<PropertyInfo>::Element *E = pinfo.front(); E; E = E->next()) {
-		if (!(E->get().usage & PROPERTY_USAGE_EDITOR)) {
+	for (PropertyInfo &E : pinfo) {
+		if (!(E.usage & PROPERTY_USAGE_EDITOR)) {
 			continue;
 		}
-		if (E->get().hint != PROPERTY_HINT_RESOURCE_TYPE) {
+		if (E.hint != PROPERTY_HINT_RESOURCE_TYPE) {
 			continue;
 		}
 
-		Variant value = p_obj->get(E->get().name);
+		Variant value = p_obj->get(E.name);
 		if (value.get_type() != Variant::OBJECT) {
 			continue;
 		}
@@ -60,7 +60,7 @@ void EditorPath::_add_children_to_popup(Object *p_obj, int p_depth) {
 		Ref<Texture2D> icon = EditorNode::get_singleton()->get_object_icon(obj);
 
 		String proper_name = "";
-		Vector<String> name_parts = E->get().name.split("/");
+		Vector<String> name_parts = E.name.split("/");
 
 		for (int i = 0; i < name_parts.size(); i++) {
 			if (i > 0) {
diff --git a/editor/editor_resource_picker.cpp b/editor/editor_resource_picker.cpp
index 8bb6c590dc..967f2aa47b 100644
--- a/editor/editor_resource_picker.cpp
+++ b/editor/editor_resource_picker.cpp
@@ -221,8 +221,8 @@ void EditorResourcePicker::_edit_menu_cbk(int p_which) {
 			}
 
 			Set<String> valid_extensions;
-			for (List<String>::Element *E = extensions.front(); E; E = E->next()) {
-				valid_extensions.insert(E->get());
+			for (String &E : extensions) {
+				valid_extensions.insert(E);
 			}
 
 			if (!file_dialog) {
@@ -260,9 +260,8 @@ void EditorResourcePicker::_edit_menu_cbk(int p_which) {
 			List<PropertyInfo> property_list;
 			edited_resource->get_property_list(&property_list);
 			List<Pair<String, Variant>> propvalues;
-			for (List<PropertyInfo>::Element *E = property_list.front(); E; E = E->next()) {
+			for (PropertyInfo &pi : property_list) {
 				Pair<String, Variant> p;
-				PropertyInfo &pi = E->get();
 				if (pi.usage & PROPERTY_USAGE_STORAGE) {
 					p.first = pi.name;
 					p.second = edited_resource->get(pi.name);
@@ -276,8 +275,7 @@ void EditorResourcePicker::_edit_menu_cbk(int p_which) {
 			Ref<Resource> unique_resource = Ref<Resource>(Object::cast_to<Resource>(inst));
 			ERR_FAIL_COND(unique_resource.is_null());
 
-			for (List<Pair<String, Variant>>::Element *E = propvalues.front(); E; E = E->next()) {
-				Pair<String, Variant> &p = E->get();
+			for (Pair<String, Variant> &p : propvalues) {
 				unique_resource->set(p.first, p.second);
 			}
 
@@ -467,13 +465,13 @@ void EditorResourcePicker::_get_allowed_types(bool p_with_convert, Set<String> *
 		List<StringName> inheriters;
 
 		ClassDB::get_inheriters_from_class(base, &inheriters);
-		for (List<StringName>::Element *E = inheriters.front(); E; E = E->next()) {
-			p_vector->insert(E->get());
+		for (StringName &E : inheriters) {
+			p_vector->insert(E);
 		}
 
-		for (List<StringName>::Element *E = global_classes.front(); E; E = E->next()) {
-			if (EditorNode::get_editor_data().script_class_is_parent(E->get(), base)) {
-				p_vector->insert(E->get());
+		for (StringName &E : global_classes) {
+			if (EditorNode::get_editor_data().script_class_is_parent(E, base)) {
+				p_vector->insert(E);
 			}
 		}
 
diff --git a/editor/editor_run.cpp b/editor/editor_run.cpp
index 5e6d2ab69c..b446f922f6 100644
--- a/editor/editor_run.cpp
+++ b/editor/editor_run.cpp
@@ -228,8 +228,8 @@ Error EditorRun::run(const String &p_scene, const String &p_custom_args, const L
 	}
 
 	printf("Running: %s", exec.utf8().get_data());
-	for (List<String>::Element *E = args.front(); E; E = E->next()) {
-		printf(" %s", E->get().utf8().get_data());
+	for (String &E : args) {
+		printf(" %s", E.utf8().get_data());
 	};
 	printf("\n");
 
@@ -250,8 +250,8 @@ Error EditorRun::run(const String &p_scene, const String &p_custom_args, const L
 }
 
 bool EditorRun::has_child_process(OS::ProcessID p_pid) const {
-	for (const List<OS::ProcessID>::Element *E = pids.front(); E; E = E->next()) {
-		if (E->get() == p_pid) {
+	for (const OS::ProcessID &E : pids) {
+		if (E == p_pid) {
 			return true;
 		}
 	}
@@ -267,8 +267,8 @@ void EditorRun::stop_child_process(OS::ProcessID p_pid) {
 
 void EditorRun::stop() {
 	if (status != STATUS_STOP && pids.size() > 0) {
-		for (List<OS::ProcessID>::Element *E = pids.front(); E; E = E->next()) {
-			OS::get_singleton()->kill(E->get());
+		for (OS::ProcessID &E : pids) {
+			OS::get_singleton()->kill(E);
 		}
 	}
 
diff --git a/editor/editor_sectioned_inspector.cpp b/editor/editor_sectioned_inspector.cpp
index 1209df50ed..751cc7a574 100644
--- a/editor/editor_sectioned_inspector.cpp
+++ b/editor/editor_sectioned_inspector.cpp
@@ -76,8 +76,7 @@ class SectionedInspectorFilter : public Object {
 
 		List<PropertyInfo> pinfo;
 		edited->get_property_list(&pinfo);
-		for (List<PropertyInfo>::Element *E = pinfo.front(); E; E = E->next()) {
-			PropertyInfo pi = E->get();
+		for (PropertyInfo &pi : pinfo) {
 			int sp = pi.name.find("/");
 
 			if (pi.name == "resource_path" || pi.name == "resource_name" || pi.name == "resource_local_to_scene" || pi.name.begins_with("script/") || pi.name.begins_with("_global_script")) { //skip resource stuff
@@ -221,9 +220,7 @@ void SectionedInspector::update_category_list() {
 		filter = search_box->get_text();
 	}
 
-	for (List<PropertyInfo>::Element *E = pinfo.front(); E; E = E->next()) {
-		PropertyInfo pi = E->get();
-
+	for (PropertyInfo &pi : pinfo) {
 		if (pi.usage & PROPERTY_USAGE_CATEGORY) {
 			continue;
 		} else if (!(pi.usage & PROPERTY_USAGE_EDITOR) || (restrict_to_basic && !(pi.usage & PROPERTY_USAGE_EDITOR_BASIC_SETTING))) {
diff --git a/editor/editor_settings.cpp b/editor/editor_settings.cpp
index 0667d7116f..a14ab1d4f8 100644
--- a/editor/editor_settings.cpp
+++ b/editor/editor_settings.cpp
@@ -759,8 +759,7 @@ void EditorSettings::_load_defaults(Ref<ConfigFile> p_extra_config) {
 			List<String> keys;
 			p_extra_config->get_section_keys("presets", &keys);
 
-			for (List<String>::Element *E = keys.front(); E; E = E->next()) {
-				String key = E->get();
+			for (String &key : keys) {
 				Variant val = p_extra_config->get_value("presets", key);
 				set(key, val);
 			}
@@ -815,8 +814,7 @@ bool EditorSettings::_save_text_editor_theme(String p_file) {
 	props.get_key_list(&keys);
 	keys.sort();
 
-	for (const List<String>::Element *E = keys.front(); E; E = E->next()) {
-		const String &key = E->get();
+	for (const String &key : keys) {
 		if (key.begins_with("text_editor/highlighting/") && key.find("color") >= 0) {
 			cf->set_value(theme_section, key.replace("text_editor/highlighting/", ""), ((Color)props[key].variant).to_html());
 		}
@@ -1015,15 +1013,13 @@ void EditorSettings::setup_network() {
 	String selected = "127.0.0.1";
 
 	// Check that current remote_host is a valid interface address and populate hints.
-	for (List<IPAddress>::Element *E = local_ip.front(); E; E = E->next()) {
-		String ip = E->get();
-
+	for (IPAddress &ip : local_ip) {
 		// link-local IPv6 addresses don't work, skipping them
-		if (ip.begins_with("fe80:0:0:0:")) { // fe80::/64
+		if (String(ip).begins_with("fe80:0:0:0:")) { // fe80::/64
 			continue;
 		}
 		// Same goes for IPv4 link-local (APIPA) addresses.
-		if (ip.begins_with("169.254.")) { // 169.254.0.0/16
+		if (String(ip).begins_with("169.254.")) { // 169.254.0.0/16
 			continue;
 		}
 		// Select current IP (found)
@@ -1303,8 +1299,8 @@ void EditorSettings::list_text_editor_themes() {
 		memdelete(d);
 
 		custom_themes.sort();
-		for (List<String>::Element *E = custom_themes.front(); E; E = E->next()) {
-			themes += "," + E->get();
+		for (String &E : custom_themes) {
+			themes += "," + E;
 		}
 	}
 	add_property_hint(PropertyInfo(Variant::STRING, "text_editor/theme/color_theme", PROPERTY_HINT_ENUM, themes));
@@ -1332,8 +1328,7 @@ void EditorSettings::load_text_editor_theme() {
 	List<String> keys;
 	cf->get_section_keys("color_theme", &keys);
 
-	for (List<String>::Element *E = keys.front(); E; E = E->next()) {
-		String key = E->get();
+	for (String &key : keys) {
 		String val = cf->get_value("color_theme", key);
 
 		// don't load if it's not already there!
@@ -1585,8 +1580,8 @@ void EditorSettings::set_builtin_action_override(const String &p_name, const Arr
 			int event_idx = 0;
 
 			// Check equality of each event.
-			for (List<Ref<InputEvent>>::Element *E = builtin_events.front(); E; E = E->next()) {
-				if (!E->get()->is_match(p_events[event_idx])) {
+			for (Ref<InputEvent> E : builtin_events) {
+				if (!E->is_match(p_events[event_idx])) {
 					same_as_builtin = false;
 					break;
 				}
@@ -1615,8 +1610,8 @@ const Array EditorSettings::get_builtin_action_overrides(const String &p_name) c
 		Array event_array;
 
 		List<Ref<InputEvent>> events_list = AO->get();
-		for (List<Ref<InputEvent>>::Element *E = events_list.front(); E; E = E->next()) {
-			event_array.push_back(E->get());
+		for (Ref<InputEvent> E : events_list) {
+			event_array.push_back(E);
 		}
 		return event_array;
 	}
diff --git a/editor/filesystem_dock.cpp b/editor/filesystem_dock.cpp
index 49c2a84e18..225eac36a5 100644
--- a/editor/filesystem_dock.cpp
+++ b/editor/filesystem_dock.cpp
@@ -135,9 +135,7 @@ bool FileSystemDock::_create_tree(TreeItem *p_parent, EditorFileSystemDirectory
 		_sort_file_info_list(file_list);
 
 		// Build the tree.
-		for (List<FileInfo>::Element *E = file_list.front(); E; E = E->next()) {
-			FileInfo fi = E->get();
-
+		for (FileInfo &fi : file_list) {
 			TreeItem *file_item = tree->create_item(subdirectory_item);
 			file_item->set_text(0, fi.name);
 			file_item->set_structured_text_bidi_override(0, STRUCTURED_TEXT_FILE);
@@ -869,8 +867,8 @@ void FileSystemDock::_update_file_list(bool p_keep_selection) {
 	// Fills the ItemList control node from the FileInfos.
 	String main_scene = ProjectSettings::get_singleton()->get("application/run/main_scene");
 	String oi = "Object";
-	for (List<FileInfo>::Element *E = file_list.front(); E; E = E->next()) {
-		FileInfo *finfo = &(E->get());
+	for (FileInfo &E : file_list) {
+		FileInfo *finfo = &(E);
 		String fname = finfo->name;
 		String fpath = finfo->path;
 		String ftype = finfo->type;
@@ -966,8 +964,8 @@ void FileSystemDock::_select_file(const String &p_path, bool p_select_in_favorit
 				List<String> importer_exts;
 				ResourceImporterScene::get_singleton()->get_recognized_extensions(&importer_exts);
 				String extension = fpath.get_extension();
-				for (List<String>::Element *E = importer_exts.front(); E; E = E->next()) {
-					if (extension.nocasecmp_to(E->get()) == 0) {
+				for (String &E : importer_exts) {
+					if (extension.nocasecmp_to(E) == 0) {
 						is_imported = true;
 						break;
 					}
@@ -1239,9 +1237,7 @@ void FileSystemDock::_update_resource_paths_after_move(const Map<String, String>
 	List<Ref<Resource>> cached;
 	ResourceCache::get_cached_resources(&cached);
 
-	for (List<Ref<Resource>>::Element *E = cached.front(); E; E = E->next()) {
-		Ref<Resource> r = E->get();
-
+	for (Ref<Resource> r : cached) {
 		String base_path = r->get_path();
 		String extra_path;
 		int sep_pos = r->get_path().find("::");
@@ -1317,16 +1313,16 @@ void FileSystemDock::_update_project_settings_after_move(const Map<String, Strin
 	// Also search for the file in autoload, as they are stored differently from normal files.
 	List<PropertyInfo> property_list;
 	ProjectSettings::get_singleton()->get_property_list(&property_list);
-	for (const List<PropertyInfo>::Element *E = property_list.front(); E; E = E->next()) {
-		if (E->get().name.begins_with("autoload/")) {
+	for (const PropertyInfo &E : property_list) {
+		if (E.name.begins_with("autoload/")) {
 			// If the autoload resource paths has a leading "*", it indicates that it is a Singleton,
 			// so we have to handle both cases when updating.
-			String autoload = GLOBAL_GET(E->get().name);
+			String autoload = GLOBAL_GET(E.name);
 			String autoload_singleton = autoload.substr(1, autoload.length());
 			if (p_renames.has(autoload)) {
-				ProjectSettings::get_singleton()->set_setting(E->get().name, p_renames[autoload]);
+				ProjectSettings::get_singleton()->set_setting(E.name, p_renames[autoload]);
 			} else if (autoload.begins_with("*") && p_renames.has(autoload_singleton)) {
-				ProjectSettings::get_singleton()->set_setting(E->get().name, "*" + p_renames[autoload_singleton]);
+				ProjectSettings::get_singleton()->set_setting(E.name, "*" + p_renames[autoload_singleton]);
 			}
 		}
 	}
@@ -1417,8 +1413,8 @@ void FileSystemDock::_make_scene_confirm() {
 	ResourceSaver::get_recognized_extensions(sd, &extensions);
 
 	bool extension_correct = false;
-	for (List<String>::Element *E = extensions.front(); E; E = E->next()) {
-		if (E->get() == extension) {
+	for (String &E : extensions) {
+		if (E == extension) {
 			extension_correct = true;
 			break;
 		}
diff --git a/editor/groups_editor.cpp b/editor/groups_editor.cpp
index 0a39768b9a..deedbe104c 100644
--- a/editor/groups_editor.cpp
+++ b/editor/groups_editor.cpp
@@ -240,8 +240,7 @@ void GroupDialog::_group_renamed() {
 	List<Node *> nodes;
 	scene_tree->get_nodes_in_group(selected_group, &nodes);
 	bool removed_all = true;
-	for (List<Node *>::Element *E = nodes.front(); E; E = E->next()) {
-		Node *node = E->get();
+	for (Node *node : nodes) {
 		if (_can_edit(node, selected_group)) {
 			undo_redo->add_do_method(node, "remove_from_group", selected_group);
 			undo_redo->add_undo_method(node, "remove_from_group", name);
@@ -286,11 +285,11 @@ void GroupDialog::_load_groups(Node *p_current) {
 	List<Node::GroupInfo> gi;
 	p_current->get_groups(&gi);
 
-	for (List<Node::GroupInfo>::Element *E = gi.front(); E; E = E->next()) {
-		if (!E->get().persistent) {
+	for (Node::GroupInfo &E : gi) {
+		if (!E.persistent) {
 			continue;
 		}
-		_add_group(E->get().name);
+		_add_group(E.name);
 	}
 
 	for (int i = 0; i < p_current->get_child_count(); i++) {
@@ -311,10 +310,10 @@ void GroupDialog::_delete_group_pressed(Object *p_item, int p_column, int p_id)
 	List<Node *> nodes;
 	scene_tree->get_nodes_in_group(name, &nodes);
 	bool removed_all = true;
-	for (List<Node *>::Element *E = nodes.front(); E; E = E->next()) {
-		if (_can_edit(E->get(), name)) {
-			undo_redo->add_do_method(E->get(), "remove_from_group", name);
-			undo_redo->add_undo_method(E->get(), "add_to_group", name, true);
+	for (Node *E : nodes) {
+		if (_can_edit(E, name)) {
+			undo_redo->add_do_method(E, "remove_from_group", name);
+			undo_redo->add_undo_method(E, "add_to_group", name, true);
 		} else {
 			removed_all = false;
 		}
@@ -628,8 +627,7 @@ void GroupsEditor::update_tree() {
 
 	TreeItem *root = tree->create_item();
 
-	for (List<GroupInfo>::Element *E = groups.front(); E; E = E->next()) {
-		Node::GroupInfo gi = E->get();
+	for (GroupInfo &gi : groups) {
 		if (!gi.persistent) {
 			continue;
 		}
diff --git a/editor/import/editor_import_collada.cpp b/editor/import/editor_import_collada.cpp
index ddf89f077b..b615c73422 100644
--- a/editor/import/editor_import_collada.cpp
+++ b/editor/import/editor_import_collada.cpp
@@ -894,8 +894,8 @@ Error ColladaImport::_create_mesh_surfaces(bool p_optimize, Ref<EditorSceneImpor
 				surftool->add_vertex(vertex_array[k].vertex);
 			}
 
-			for (List<int>::Element *E = indices_list.front(); E; E = E->next()) {
-				surftool->add_index(E->get());
+			for (int &E : indices_list) {
+				surftool->add_index(E);
 			}
 
 			if (!normal_src) {
diff --git a/editor/import/resource_importer_obj.cpp b/editor/import/resource_importer_obj.cpp
index 01603c0a6a..8b6bd8066f 100644
--- a/editor/import/resource_importer_obj.cpp
+++ b/editor/import/resource_importer_obj.cpp
@@ -438,17 +438,16 @@ Node *EditorOBJImporter::import_scene(const String &p_path, uint32_t p_flags, in
 
 	Node3D *scene = memnew(Node3D);
 
-	for (List<Ref<Mesh>>::Element *E = meshes.front(); E; E = E->next()) {
+	for (Ref<Mesh> m : meshes) {
 		Ref<EditorSceneImporterMesh> mesh;
 		mesh.instantiate();
-		Ref<Mesh> m = E->get();
 		for (int i = 0; i < m->get_surface_count(); i++) {
 			mesh->add_surface(m->surface_get_primitive_type(i), m->surface_get_arrays(i), Array(), Dictionary(), m->surface_get_material(i));
 		}
 
 		EditorSceneImporterMeshNode3D *mi = memnew(EditorSceneImporterMeshNode3D);
 		mi->set_mesh(mesh);
-		mi->set_name(E->get()->get_name());
+		mi->set_name(m->get_name());
 		scene->add_child(mi);
 		mi->set_owner(scene);
 	}
diff --git a/editor/import/resource_importer_scene.cpp b/editor/import/resource_importer_scene.cpp
index c14b948dae..e1aa858b90 100644
--- a/editor/import/resource_importer_scene.cpp
+++ b/editor/import/resource_importer_scene.cpp
@@ -312,8 +312,8 @@ Node *ResourceImporterScene::_pre_fix_node(Node *p_node, Node *p_root, Map<Ref<E
 
 		List<StringName> anims;
 		ap->get_animation_list(&anims);
-		for (List<StringName>::Element *E = anims.front(); E; E = E->next()) {
-			Ref<Animation> anim = ap->get_animation(E->get());
+		for (StringName &E : anims) {
+			Ref<Animation> anim = ap->get_animation(E);
 			ERR_CONTINUE(anim.is_null());
 			for (int i = 0; i < anim->get_track_count(); i++) {
 				NodePath path = anim->track_get_path(i);
@@ -328,14 +328,14 @@ Node *ResourceImporterScene::_pre_fix_node(Node *p_node, Node *p_root, Map<Ref<E
 				}
 			}
 
-			String animname = E->get();
+			String animname = E;
 			const int loop_string_count = 3;
 			static const char *loop_strings[loop_string_count] = { "loops", "loop", "cycle" };
 			for (int i = 0; i < loop_string_count; i++) {
 				if (_teststr(animname, loop_strings[i])) {
 					anim->set_loop(true);
 					animname = _fixstr(animname, loop_strings[i]);
-					ap->rename_animation(E->get(), animname);
+					ap->rename_animation(E, animname);
 				}
 			}
 		}
@@ -659,9 +659,9 @@ Node *ResourceImporterScene::_post_fix_node(Node *p_node, Node *p_root, Map<Ref<
 						}
 
 						int idx = 0;
-						for (List<Ref<Shape3D>>::Element *E = shapes.front(); E; E = E->next()) {
+						for (Ref<Shape3D> &E : shapes) {
 							CollisionShape3D *cshape = memnew(CollisionShape3D);
-							cshape->set_shape(E->get());
+							cshape->set_shape(E);
 							base->add_child(cshape);
 
 							cshape->set_owner(base->get_owner());
@@ -712,9 +712,9 @@ Node *ResourceImporterScene::_post_fix_node(Node *p_node, Node *p_root, Map<Ref<
 			//fill node settings for this node with default values
 			List<ImportOption> iopts;
 			get_internal_import_options(INTERNAL_IMPORT_CATEGORY_ANIMATION_NODE, &iopts);
-			for (List<ImportOption>::Element *E = iopts.front(); E; E = E->next()) {
-				if (!node_settings.has(E->get().option.name)) {
-					node_settings[E->get().option.name] = E->get().default_value;
+			for (ImportOption &E : iopts) {
+				if (!node_settings.has(E.option.name)) {
+					node_settings[E.option.name] = E.default_value;
 				}
 			}
 		}
@@ -756,8 +756,7 @@ Node *ResourceImporterScene::_post_fix_node(Node *p_node, Node *p_root, Map<Ref<
 		} else {
 			List<StringName> anims;
 			ap->get_animation_list(&anims);
-			for (List<StringName>::Element *E = anims.front(); E; E = E->next()) {
-				String name = E->get();
+			for (StringName &name : anims) {
 				Ref<Animation> anim = ap->get_animation(name);
 				if (p_animation_data.has(name)) {
 					Dictionary anim_settings = p_animation_data[name];
@@ -765,9 +764,9 @@ Node *ResourceImporterScene::_post_fix_node(Node *p_node, Node *p_root, Map<Ref<
 						//fill with default values
 						List<ImportOption> iopts;
 						get_internal_import_options(INTERNAL_IMPORT_CATEGORY_ANIMATION, &iopts);
-						for (List<ImportOption>::Element *F = iopts.front(); F; F = F->next()) {
-							if (!anim_settings.has(F->get().option.name)) {
-								anim_settings[F->get().option.name] = F->get().default_value;
+						for (ImportOption &F : iopts) {
+							if (!anim_settings.has(F.option.name)) {
+								anim_settings[F.option.name] = F.default_value;
 							}
 						}
 					}
@@ -936,8 +935,8 @@ void ResourceImporterScene::_create_clips(AnimationPlayer *anim, const Array &p_
 void ResourceImporterScene::_optimize_animations(AnimationPlayer *anim, float p_max_lin_error, float p_max_ang_error, float p_max_angle) {
 	List<StringName> anim_names;
 	anim->get_animation_list(&anim_names);
-	for (List<StringName>::Element *E = anim_names.front(); E; E = E->next()) {
-		Ref<Animation> a = anim->get_animation(E->get());
+	for (StringName &E : anim_names) {
+		Ref<Animation> a = anim->get_animation(E);
 		a->optimize(p_max_lin_error, p_max_ang_error, Math::deg2rad(p_max_angle));
 	}
 }
@@ -1046,11 +1045,11 @@ void ResourceImporterScene::get_import_options(List<ImportOption> *r_options, in
 
 	String script_ext_hint;
 
-	for (List<String>::Element *E = script_extentions.front(); E; E = E->next()) {
+	for (String &E : script_extentions) {
 		if (script_ext_hint != "") {
 			script_ext_hint += ",";
 		}
-		script_ext_hint += "*." + E->get();
+		script_ext_hint += "*." + E;
 	}
 
 	r_options->push_back(ImportOption(PropertyInfo(Variant::FLOAT, "nodes/root_scale", PROPERTY_HINT_RANGE, "0.001,1000,0.001"), 1.0));
@@ -1089,9 +1088,9 @@ Node *ResourceImporterScene::import_scene_from_other_importer(EditorSceneImporte
 		List<String> extensions;
 		E->get()->get_extensions(&extensions);
 
-		for (List<String>::Element *F = extensions.front(); F; F = F->next()) {
-			if (F->get().to_lower() == ext) {
-				importer = E->get();
+		for (String &F : extensions) {
+			if (F.to_lower() == ext) {
+				importer = E;
 				break;
 			}
 		}
@@ -1119,9 +1118,9 @@ Ref<Animation> ResourceImporterScene::import_animation_from_other_importer(Edito
 		List<String> extensions;
 		E->get()->get_extensions(&extensions);
 
-		for (List<String>::Element *F = extensions.front(); F; F = F->next()) {
-			if (F->get().to_lower() == ext) {
-				importer = E->get();
+		for (String &F : extensions) {
+			if (F.to_lower() == ext) {
+				importer = E;
 				break;
 			}
 		}
@@ -1291,9 +1290,9 @@ void ResourceImporterScene::_generate_meshes(Node *p_node, const Dictionary &p_m
 }
 
 void ResourceImporterScene::_add_shapes(Node *p_node, const List<Ref<Shape3D>> &p_shapes) {
-	for (const List<Ref<Shape3D>>::Element *E = p_shapes.front(); E; E = E->next()) {
+	for (const Ref<Shape3D> &E : p_shapes) {
 		CollisionShape3D *cshape = memnew(CollisionShape3D);
-		cshape->set_shape(E->get());
+		cshape->set_shape(E);
 		p_node->add_child(cshape);
 
 		cshape->set_owner(p_node->get_owner());
@@ -1311,9 +1310,9 @@ Node *ResourceImporterScene::pre_import(const String &p_source_file) {
 		List<String> extensions;
 		E->get()->get_extensions(&extensions);
 
-		for (List<String>::Element *F = extensions.front(); F; F = F->next()) {
-			if (F->get().to_lower() == ext) {
-				importer = E->get();
+		for (String &F : extensions) {
+			if (F.to_lower() == ext) {
+				importer = E;
 				break;
 			}
 		}
@@ -1351,9 +1350,9 @@ Error ResourceImporterScene::import(const String &p_source_file, const String &p
 		List<String> extensions;
 		E->get()->get_extensions(&extensions);
 
-		for (List<String>::Element *F = extensions.front(); F; F = F->next()) {
-			if (F->get().to_lower() == ext) {
-				importer = E->get();
+		for (String &F : extensions) {
+			if (F.to_lower() == ext) {
+				importer = E;
 				break;
 			}
 		}
diff --git a/editor/import/scene_import_settings.cpp b/editor/import/scene_import_settings.cpp
index 5dc494d6df..ad271eaf04 100644
--- a/editor/import/scene_import_settings.cpp
+++ b/editor/import/scene_import_settings.cpp
@@ -71,9 +71,9 @@ class SceneImportSettingsData : public Object {
 		return false;
 	}
 	void _get_property_list(List<PropertyInfo> *p_list) const {
-		for (const List<ResourceImporter::ImportOption>::Element *E = options.front(); E; E = E->next()) {
-			if (ResourceImporterScene::get_singleton()->get_internal_option_visibility(category, E->get().option.name, current)) {
-				p_list->push_back(E->get().option);
+		for (const ResourceImporter::ImportOption &E : options) {
+			if (ResourceImporterScene::get_singleton()->get_internal_option_visibility(category, E.option.name, current)) {
+				p_list->push_back(E.option);
 			}
 		}
 	}
@@ -305,8 +305,8 @@ void SceneImportSettings::_fill_scene(Node *p_node, TreeItem *p_parent_item) {
 	if (anim_node) {
 		List<StringName> animations;
 		anim_node->get_animation_list(&animations);
-		for (List<StringName>::Element *E = animations.front(); E; E = E->next()) {
-			_fill_animation(scene_tree, anim_node->get_animation(E->get()), E->get(), item);
+		for (StringName &E : animations) {
+			_fill_animation(scene_tree, anim_node->get_animation(E), E, item);
 		}
 	}
 
@@ -394,8 +394,8 @@ void SceneImportSettings::_load_default_subresource_settings(Map<StringName, Var
 			d = d[p_import_id];
 			List<ResourceImporterScene::ImportOption> options;
 			ResourceImporterScene::get_singleton()->get_internal_import_options(p_category, &options);
-			for (List<ResourceImporterScene::ImportOption>::Element *E = options.front(); E; E = E->next()) {
-				String key = E->get().option.name;
+			for (ResourceImporterScene::ImportOption &E : options) {
+				String key = E.option.name;
 				if (d.has(key)) {
 					settings[key] = d[key];
 				}
@@ -440,12 +440,12 @@ void SceneImportSettings::open_settings(const String &p_path) {
 		if (err == OK) {
 			List<String> keys;
 			config->get_section_keys("params", &keys);
-			for (List<String>::Element *E = keys.front(); E; E = E->next()) {
-				Variant value = config->get_value("params", E->get());
-				if (E->get() == "_subresources") {
+			for (String &E : keys) {
+				Variant value = config->get_value("params", E);
+				if (E == "_subresources") {
 					base_subresource_settings = value;
 				} else {
-					defaults[E->get()] = value;
+					defaults[E] = value;
 				}
 			}
 		}
@@ -605,13 +605,13 @@ void SceneImportSettings::_select(Tree *p_from, String p_type, String p_id) {
 	scene_import_settings_data->defaults.clear();
 	scene_import_settings_data->current.clear();
 
-	for (List<ResourceImporter::ImportOption>::Element *E = options.front(); E; E = E->next()) {
-		scene_import_settings_data->defaults[E->get().option.name] = E->get().default_value;
+	for (ResourceImporter::ImportOption &E : options) {
+		scene_import_settings_data->defaults[E.option.name] = E.default_value;
 		//needed for visibility toggling (fails if something is missing)
-		if (scene_import_settings_data->settings->has(E->get().option.name)) {
-			scene_import_settings_data->current[E->get().option.name] = (*scene_import_settings_data->settings)[E->get().option.name];
+		if (scene_import_settings_data->settings->has(E.option.name)) {
+			scene_import_settings_data->current[E.option.name] = (*scene_import_settings_data->settings)[E.option.name];
 		} else {
-			scene_import_settings_data->current[E->get().option.name] = E->get().default_value;
+			scene_import_settings_data->current[E.option.name] = E.default_value;
 		}
 	}
 	scene_import_settings_data->options = options;
diff --git a/editor/import/scene_importer_mesh.cpp b/editor/import/scene_importer_mesh.cpp
index f8e93df382..5b8f7015fe 100644
--- a/editor/import/scene_importer_mesh.cpp
+++ b/editor/import/scene_importer_mesh.cpp
@@ -79,11 +79,11 @@ void EditorSceneImporterMesh::add_surface(Mesh::PrimitiveType p_primitive, const
 
 	List<Variant> lods;
 	p_lods.get_key_list(&lods);
-	for (List<Variant>::Element *E = lods.front(); E; E = E->next()) {
-		ERR_CONTINUE(!E->get().is_num());
+	for (Variant &E : lods) {
+		ERR_CONTINUE(!E.is_num());
 		Surface::LOD lod;
-		lod.distance = E->get();
-		lod.indices = p_lods[E->get()];
+		lod.distance = E;
+		lod.indices = p_lods[E];
 		ERR_CONTINUE(lod.indices.size() == 0);
 		s.lods.push_back(lod);
 	}
diff --git a/editor/import_defaults_editor.cpp b/editor/import_defaults_editor.cpp
index 8c506e938d..0b12f86882 100644
--- a/editor/import_defaults_editor.cpp
+++ b/editor/import_defaults_editor.cpp
@@ -61,9 +61,9 @@ protected:
 		if (importer.is_null()) {
 			return;
 		}
-		for (const List<PropertyInfo>::Element *E = properties.front(); E; E = E->next()) {
-			if (importer->get_option_visibility(E->get().name, values)) {
-				p_list->push_back(E->get());
+		for (const PropertyInfo &E : properties) {
+			if (importer->get_option_visibility(E.name, values)) {
+				p_list->push_back(E);
 			}
 		}
 	}
@@ -106,9 +106,9 @@ void ImportDefaultsEditor::_update_importer() {
 	List<Ref<ResourceImporter>> importer_list;
 	ResourceFormatImporter::get_singleton()->get_importers(&importer_list);
 	Ref<ResourceImporter> importer;
-	for (List<Ref<ResourceImporter>>::Element *E = importer_list.front(); E; E = E->next()) {
-		if (E->get()->get_visible_name() == importers->get_item_text(importers->get_selected())) {
-			importer = E->get();
+	for (Ref<ResourceImporter> E : importer_list) {
+		if (E->get_visible_name() == importers->get_item_text(importers->get_selected())) {
+			importer = E;
 			break;
 		}
 	}
@@ -125,14 +125,14 @@ void ImportDefaultsEditor::_update_importer() {
 			d = ProjectSettings::get_singleton()->get("importer_defaults/" + importer->get_importer_name());
 		}
 
-		for (List<ResourceImporter::ImportOption>::Element *E = options.front(); E; E = E->next()) {
-			settings->properties.push_back(E->get().option);
-			if (d.has(E->get().option.name)) {
-				settings->values[E->get().option.name] = d[E->get().option.name];
+		for (ResourceImporter::ImportOption &E : options) {
+			settings->properties.push_back(E.option);
+			if (d.has(E.option.name)) {
+				settings->values[E.option.name] = d[E.option.name];
 			} else {
-				settings->values[E->get().option.name] = E->get().default_value;
+				settings->values[E.option.name] = E.default_value;
 			}
-			settings->default_values[E->get().option.name] = E->get().default_value;
+			settings->default_values[E.option.name] = E.default_value;
 		}
 
 		save_defaults->set_disabled(false);
@@ -166,8 +166,8 @@ void ImportDefaultsEditor::clear() {
 	List<Ref<ResourceImporter>> importer_list;
 	ResourceFormatImporter::get_singleton()->get_importers(&importer_list);
 	Vector<String> names;
-	for (List<Ref<ResourceImporter>>::Element *E = importer_list.front(); E; E = E->next()) {
-		String vn = E->get()->get_visible_name();
+	for (Ref<ResourceImporter> E : importer_list) {
+		String vn = E->get_visible_name();
 		names.push_back(vn);
 	}
 	names.sort();
diff --git a/editor/import_dock.cpp b/editor/import_dock.cpp
index 4110912ff3..3927832eb9 100644
--- a/editor/import_dock.cpp
+++ b/editor/import_dock.cpp
@@ -65,14 +65,14 @@ public:
 		return false;
 	}
 	void _get_property_list(List<PropertyInfo> *p_list) const {
-		for (const List<PropertyInfo>::Element *E = properties.front(); E; E = E->next()) {
-			if (!importer->get_option_visibility(E->get().name, values)) {
+		for (const PropertyInfo &E : properties) {
+			if (!importer->get_option_visibility(E.name, values)) {
 				continue;
 			}
-			PropertyInfo pi = E->get();
+			PropertyInfo pi = E;
 			if (checking) {
 				pi.usage |= PROPERTY_USAGE_CHECKABLE;
-				if (checked.has(E->get().name)) {
+				if (checked.has(E.name)) {
 					pi.usage |= PROPERTY_USAGE_CHECKED;
 				}
 			}
@@ -111,18 +111,18 @@ void ImportDock::set_edit_path(const String &p_path) {
 	ResourceFormatImporter::get_singleton()->get_importers_for_extension(p_path.get_extension(), &importers);
 	List<Pair<String, String>> importer_names;
 
-	for (List<Ref<ResourceImporter>>::Element *E = importers.front(); E; E = E->next()) {
-		importer_names.push_back(Pair<String, String>(E->get()->get_visible_name(), E->get()->get_importer_name()));
+	for (Ref<ResourceImporter> E : importers) {
+		importer_names.push_back(Pair<String, String>(E->get_visible_name(), E->get_importer_name()));
 	}
 
 	importer_names.sort_custom<PairSort<String, String>>();
 
 	import_as->clear();
 
-	for (List<Pair<String, String>>::Element *E = importer_names.front(); E; E = E->next()) {
-		import_as->add_item(E->get().first);
-		import_as->set_item_metadata(import_as->get_item_count() - 1, E->get().second);
-		if (E->get().second == importer_name) {
+	for (Pair<String, String> &E : importer_names) {
+		import_as->add_item(E.first);
+		import_as->set_item_metadata(import_as->get_item_count() - 1, E.second);
+		if (E.second == importer_name) {
 			import_as->select(import_as->get_item_count() - 1);
 		}
 	}
@@ -153,12 +153,12 @@ void ImportDock::_update_options(const Ref<ConfigFile> &p_config) {
 	params->checking = params->paths.size() > 1;
 	params->checked.clear();
 
-	for (List<ResourceImporter::ImportOption>::Element *E = options.front(); E; E = E->next()) {
-		params->properties.push_back(E->get().option);
-		if (p_config.is_valid() && p_config->has_section_key("params", E->get().option.name)) {
-			params->values[E->get().option.name] = p_config->get_value("params", E->get().option.name);
+	for (ResourceImporter::ImportOption &E : options) {
+		params->properties.push_back(E.option);
+		if (p_config.is_valid() && p_config->has_section_key("params", E.option.name)) {
+			params->values[E.option.name] = p_config->get_value("params", E.option.name);
 		} else {
-			params->values[E->get().option.name] = E->get().default_value;
+			params->values[E.option.name] = E.default_value;
 		}
 	}
 
@@ -201,17 +201,17 @@ void ImportDock::set_edit_multiple_paths(const Vector<String> &p_paths) {
 		List<String> keys;
 		config->get_section_keys("params", &keys);
 
-		for (List<String>::Element *E = keys.front(); E; E = E->next()) {
-			if (!value_frequency.has(E->get())) {
-				value_frequency[E->get()] = Dictionary();
+		for (String &E : keys) {
+			if (!value_frequency.has(E)) {
+				value_frequency[E] = Dictionary();
 			}
 
-			Variant value = config->get_value("params", E->get());
+			Variant value = config->get_value("params", E);
 
-			if (value_frequency[E->get()].has(value)) {
-				value_frequency[E->get()][value] = int(value_frequency[E->get()][value]) + 1;
+			if (value_frequency[E].has(value)) {
+				value_frequency[E][value] = int(value_frequency[E][value]) + 1;
 			} else {
-				value_frequency[E->get()][value] = 1;
+				value_frequency[E][value] = 1;
 			}
 		}
 	}
@@ -226,25 +226,25 @@ void ImportDock::set_edit_multiple_paths(const Vector<String> &p_paths) {
 	params->checking = true;
 	params->checked.clear();
 
-	for (List<ResourceImporter::ImportOption>::Element *E = options.front(); E; E = E->next()) {
-		params->properties.push_back(E->get().option);
+	for (ResourceImporter::ImportOption &E : options) {
+		params->properties.push_back(E.option);
 
-		if (value_frequency.has(E->get().option.name)) {
-			Dictionary d = value_frequency[E->get().option.name];
+		if (value_frequency.has(E.option.name)) {
+			Dictionary d = value_frequency[E.option.name];
 			int freq = 0;
 			List<Variant> v;
 			d.get_key_list(&v);
 			Variant value;
-			for (List<Variant>::Element *F = v.front(); F; F = F->next()) {
-				int f = d[F->get()];
+			for (Variant &F : v) {
+				int f = d[F];
 				if (f > freq) {
-					value = F->get();
+					value = F;
 				}
 			}
 
-			params->values[E->get().option.name] = value;
+			params->values[E.option.name] = value;
 		} else {
-			params->values[E->get().option.name] = E->get().default_value;
+			params->values[E.option.name] = E.default_value;
 		}
 	}
 
@@ -254,18 +254,18 @@ void ImportDock::set_edit_multiple_paths(const Vector<String> &p_paths) {
 	ResourceFormatImporter::get_singleton()->get_importers_for_extension(p_paths[0].get_extension(), &importers);
 	List<Pair<String, String>> importer_names;
 
-	for (List<Ref<ResourceImporter>>::Element *E = importers.front(); E; E = E->next()) {
-		importer_names.push_back(Pair<String, String>(E->get()->get_visible_name(), E->get()->get_importer_name()));
+	for (Ref<ResourceImporter> E : importers) {
+		importer_names.push_back(Pair<String, String>(E->get_visible_name(), E->get_importer_name()));
 	}
 
 	importer_names.sort_custom<PairSort<String, String>>();
 
 	import_as->clear();
 
-	for (List<Pair<String, String>>::Element *E = importer_names.front(); E; E = E->next()) {
-		import_as->add_item(E->get().first);
-		import_as->set_item_metadata(import_as->get_item_count() - 1, E->get().second);
-		if (E->get().second == params->importer->get_importer_name()) {
+	for (Pair<String, String> &E : importer_names) {
+		import_as->add_item(E.first);
+		import_as->set_item_metadata(import_as->get_item_count() - 1, E.second);
+		if (E.second == params->importer->get_importer_name()) {
 			import_as->select(import_as->get_item_count() - 1);
 		}
 	}
@@ -345,8 +345,8 @@ void ImportDock::_preset_selected(int p_idx) {
 		case ITEM_SET_AS_DEFAULT: {
 			Dictionary d;
 
-			for (const List<PropertyInfo>::Element *E = params->properties.front(); E; E = E->next()) {
-				d[E->get().name] = params->values[E->get().name];
+			for (const PropertyInfo &E : params->properties) {
+				d[E.name] = params->values[E.name];
 			}
 
 			ProjectSettings::get_singleton()->set("importer_defaults/" + params->importer->get_importer_name(), d);
@@ -363,10 +363,10 @@ void ImportDock::_preset_selected(int p_idx) {
 			if (params->checking) {
 				params->checked.clear();
 			}
-			for (List<Variant>::Element *E = v.front(); E; E = E->next()) {
-				params->values[E->get()] = d[E->get()];
+			for (Variant &E : v) {
+				params->values[E] = d[E];
 				if (params->checking) {
-					params->checked.insert(E->get());
+					params->checked.insert(E);
 				}
 			}
 			params->update();
@@ -384,10 +384,10 @@ void ImportDock::_preset_selected(int p_idx) {
 			if (params->checking) {
 				params->checked.clear();
 			}
-			for (List<ResourceImporter::ImportOption>::Element *E = options.front(); E; E = E->next()) {
-				params->values[E->get().option.name] = E->get().default_value;
+			for (ResourceImporter::ImportOption &E : options) {
+				params->values[E.option.name] = E.default_value;
 				if (params->checking) {
-					params->checked.insert(E->get().option.name);
+					params->checked.insert(E.option.name);
 				}
 			}
 			params->update();
@@ -486,9 +486,9 @@ void ImportDock::_reimport() {
 
 			if (params->checking && config->get_value("remap", "importer") == params->importer->get_importer_name()) {
 				//update only what is edited (checkboxes) if the importer is the same
-				for (List<PropertyInfo>::Element *E = params->properties.front(); E; E = E->next()) {
-					if (params->checked.has(E->get().name)) {
-						config->set_value("params", E->get().name, params->values[E->get().name]);
+				for (PropertyInfo &E : params->properties) {
+					if (params->checked.has(E.name)) {
+						config->set_value("params", E.name, params->values[E.name]);
 					}
 				}
 			} else {
@@ -498,8 +498,8 @@ void ImportDock::_reimport() {
 					config->erase_section("params");
 				}
 
-				for (List<PropertyInfo>::Element *E = params->properties.front(); E; E = E->next()) {
-					config->set_value("params", E->get().name, params->values[E->get().name]);
+				for (PropertyInfo &E : params->properties) {
+					config->set_value("params", E.name, params->values[E.name]);
 				}
 			}
 
diff --git a/editor/inspector_dock.cpp b/editor/inspector_dock.cpp
index ab307500e7..b1c601a41c 100644
--- a/editor/inspector_dock.cpp
+++ b/editor/inspector_dock.cpp
@@ -87,12 +87,12 @@ void InspectorDock::_menu_option(int p_option) {
 				List<PropertyInfo> props;
 				current->get_property_list(&props);
 				Map<RES, RES> duplicates;
-				for (List<PropertyInfo>::Element *E = props.front(); E; E = E->next()) {
-					if (!(E->get().usage & PROPERTY_USAGE_STORAGE)) {
+				for (PropertyInfo &E : props) {
+					if (!(E.usage & PROPERTY_USAGE_STORAGE)) {
 						continue;
 					}
 
-					Variant v = current->get(E->get().name);
+					Variant v = current->get(E.name);
 					if (v.is_ref()) {
 						REF ref = v;
 						if (ref.is_valid()) {
@@ -103,8 +103,8 @@ void InspectorDock::_menu_option(int p_option) {
 								}
 								res = duplicates[res];
 
-								current->set(E->get().name, res);
-								editor->get_inspector()->update_property(E->get().name);
+								current->set(E.name, res);
+								editor->get_inspector()->update_property(E.name);
 							}
 						}
 					}
diff --git a/editor/localization_editor.cpp b/editor/localization_editor.cpp
index f51decd9dc..d4b712b6a3 100644
--- a/editor/localization_editor.cpp
+++ b/editor/localization_editor.cpp
@@ -43,15 +43,15 @@ void LocalizationEditor::_notification(int p_what) {
 
 		List<String> tfn;
 		ResourceLoader::get_recognized_extensions_for_type("Translation", &tfn);
-		for (List<String>::Element *E = tfn.front(); E; E = E->next()) {
-			translation_file_open->add_filter("*." + E->get());
+		for (String &E : tfn) {
+			translation_file_open->add_filter("*." + E);
 		}
 
 		List<String> rfn;
 		ResourceLoader::get_recognized_extensions_for_type("Resource", &rfn);
-		for (List<String>::Element *E = rfn.front(); E; E = E->next()) {
-			translation_res_file_open_dialog->add_filter("*." + E->get());
-			translation_res_option_file_open_dialog->add_filter("*." + E->get());
+		for (String &E : rfn) {
+			translation_res_file_open_dialog->add_filter("*." + E);
+			translation_res_option_file_open_dialog->add_filter("*." + E);
 		}
 
 		_update_pot_file_extensions();
@@ -430,8 +430,8 @@ void LocalizationEditor::_update_pot_file_extensions() {
 	pot_file_open_dialog->clear_filters();
 	List<String> translation_parse_file_extensions;
 	EditorTranslationParser::get_singleton()->get_recognized_extensions(&translation_parse_file_extensions);
-	for (List<String>::Element *E = translation_parse_file_extensions.front(); E; E = E->next()) {
-		pot_file_open_dialog->add_filter("*." + E->get());
+	for (String &E : translation_parse_file_extensions) {
+		pot_file_open_dialog->add_filter("*." + E);
 	}
 }
 
@@ -560,8 +560,8 @@ void LocalizationEditor::update_translations() {
 		List<Variant> rk;
 		remaps.get_key_list(&rk);
 		Vector<String> keys;
-		for (List<Variant>::Element *E = rk.front(); E; E = E->next()) {
-			keys.push_back(E->get());
+		for (Variant &E : rk) {
+			keys.push_back(E);
 		}
 		keys.sort();
 
diff --git a/editor/multi_node_edit.cpp b/editor/multi_node_edit.cpp
index b714109af7..910b242c41 100644
--- a/editor/multi_node_edit.cpp
+++ b/editor/multi_node_edit.cpp
@@ -52,12 +52,12 @@ bool MultiNodeEdit::_set_impl(const StringName &p_name, const Variant &p_value,
 	UndoRedo *ur = EditorNode::get_undo_redo();
 
 	ur->create_action(TTR("MultiNode Set") + " " + String(name), UndoRedo::MERGE_ENDS);
-	for (const List<NodePath>::Element *E = nodes.front(); E; E = E->next()) {
-		if (!es->has_node(E->get())) {
+	for (const NodePath &E : nodes) {
+		if (!es->has_node(E)) {
 			continue;
 		}
 
-		Node *n = es->get_node(E->get());
+		Node *n = es->get_node(E);
 		if (!n) {
 			continue;
 		}
@@ -98,12 +98,12 @@ bool MultiNodeEdit::_get(const StringName &p_name, Variant &r_ret) const {
 		name = "script";
 	}
 
-	for (const List<NodePath>::Element *E = nodes.front(); E; E = E->next()) {
-		if (!es->has_node(E->get())) {
+	for (const NodePath &E : nodes) {
+		if (!es->has_node(E)) {
 			continue;
 		}
 
-		const Node *n = es->get_node(E->get());
+		const Node *n = es->get_node(E);
 		if (!n) {
 			continue;
 		}
@@ -130,12 +130,12 @@ void MultiNodeEdit::_get_property_list(List<PropertyInfo> *p_list) const {
 
 	List<PLData *> data_list;
 
-	for (const List<NodePath>::Element *E = nodes.front(); E; E = E->next()) {
-		if (!es->has_node(E->get())) {
+	for (const NodePath &E : nodes) {
+		if (!es->has_node(E)) {
 			continue;
 		}
 
-		Node *n = es->get_node(E->get());
+		Node *n = es->get_node(E);
 		if (!n) {
 			continue;
 		}
@@ -143,30 +143,30 @@ void MultiNodeEdit::_get_property_list(List<PropertyInfo> *p_list) const {
 		List<PropertyInfo> plist;
 		n->get_property_list(&plist, true);
 
-		for (List<PropertyInfo>::Element *F = plist.front(); F; F = F->next()) {
-			if (F->get().name == "script") {
+		for (PropertyInfo &F : plist) {
+			if (F.name == "script") {
 				continue; //added later manually, since this is intercepted before being set (check Variant Object::get() )
 			}
-			if (!usage.has(F->get().name)) {
+			if (!usage.has(F.name)) {
 				PLData pld;
 				pld.uses = 0;
-				pld.info = F->get();
-				usage[F->get().name] = pld;
-				data_list.push_back(usage.getptr(F->get().name));
+				pld.info = F;
+				usage[F.name] = pld;
+				data_list.push_back(usage.getptr(F.name));
 			}
 
 			// Make sure only properties with the same exact PropertyInfo data will appear
-			if (usage[F->get().name].info == F->get()) {
-				usage[F->get().name].uses++;
+			if (usage[F.name].info == F) {
+				usage[F.name].uses++;
 			}
 		}
 
 		nc++;
 	}
 
-	for (List<PLData *>::Element *E = data_list.front(); E; E = E->next()) {
-		if (nc == E->get()->uses) {
-			p_list->push_back(E->get()->info);
+	for (PLData *E : data_list) {
+		if (nc == E->uses) {
+			p_list->push_back(E->info);
 		}
 	}
 
diff --git a/editor/plugins/animation_blend_space_1d_editor.cpp b/editor/plugins/animation_blend_space_1d_editor.cpp
index 9e58332e41..ab11680e2f 100644
--- a/editor/plugins/animation_blend_space_1d_editor.cpp
+++ b/editor/plugins/animation_blend_space_1d_editor.cpp
@@ -72,22 +72,22 @@ void AnimationNodeBlendSpace1DEditor::_blend_space_gui_input(const Ref<InputEven
 				List<StringName> names;
 				ap->get_animation_list(&names);
 
-				for (List<StringName>::Element *E = names.front(); E; E = E->next()) {
-					animations_menu->add_icon_item(get_theme_icon(SNAME("Animation"), SNAME("EditorIcons")), E->get());
-					animations_to_add.push_back(E->get());
+				for (StringName &E : names) {
+					animations_menu->add_icon_item(get_theme_icon(SNAME("Animation"), SNAME("EditorIcons")), E);
+					animations_to_add.push_back(E);
 				}
 			}
 		}
 
-		for (List<StringName>::Element *E = classes.front(); E; E = E->next()) {
-			String name = String(E->get()).replace_first("AnimationNode", "");
+		for (StringName &E : classes) {
+			String name = String(E).replace_first("AnimationNode", "");
 			if (name == "Animation") {
 				continue;
 			}
 
 			int idx = menu->get_item_count();
 			menu->add_item(vformat("Add %s", name), idx);
-			menu->set_item_metadata(idx, E->get());
+			menu->set_item_metadata(idx, E);
 		}
 
 		Ref<AnimationNode> clipb = EditorSettings::get_singleton()->get_resource_clipboard();
@@ -373,8 +373,8 @@ void AnimationNodeBlendSpace1DEditor::_add_menu_type(int p_index) {
 		open_file->clear_filters();
 		List<String> filters;
 		ResourceLoader::get_recognized_extensions_for_type("AnimationRootNode", &filters);
-		for (List<String>::Element *E = filters.front(); E; E = E->next()) {
-			open_file->add_filter("*." + E->get());
+		for (String &E : filters) {
+			open_file->add_filter("*." + E);
 		}
 		open_file->popup_file_dialog();
 		return;
diff --git a/editor/plugins/animation_blend_space_2d_editor.cpp b/editor/plugins/animation_blend_space_2d_editor.cpp
index bbf88bbd8f..3fb90eb4ff 100644
--- a/editor/plugins/animation_blend_space_2d_editor.cpp
+++ b/editor/plugins/animation_blend_space_2d_editor.cpp
@@ -96,21 +96,21 @@ void AnimationNodeBlendSpace2DEditor::_blend_space_gui_input(const Ref<InputEven
 			if (ap) {
 				List<StringName> names;
 				ap->get_animation_list(&names);
-				for (List<StringName>::Element *E = names.front(); E; E = E->next()) {
-					animations_menu->add_icon_item(get_theme_icon(SNAME("Animation"), SNAME("EditorIcons")), E->get());
-					animations_to_add.push_back(E->get());
+				for (StringName &E : names) {
+					animations_menu->add_icon_item(get_theme_icon(SNAME("Animation"), SNAME("EditorIcons")), E);
+					animations_to_add.push_back(E);
 				}
 			}
 		}
 
-		for (List<StringName>::Element *E = classes.front(); E; E = E->next()) {
-			String name = String(E->get()).replace_first("AnimationNode", "");
+		for (StringName &E : classes) {
+			String name = String(E).replace_first("AnimationNode", "");
 			if (name == "Animation") {
 				continue; // nope
 			}
 			int idx = menu->get_item_count();
 			menu->add_item(vformat("Add %s", name), idx);
-			menu->set_item_metadata(idx, E->get());
+			menu->set_item_metadata(idx, E);
 		}
 
 		Ref<AnimationNode> clipb = EditorSettings::get_singleton()->get_resource_clipboard();
@@ -295,8 +295,8 @@ void AnimationNodeBlendSpace2DEditor::_add_menu_type(int p_index) {
 		open_file->clear_filters();
 		List<String> filters;
 		ResourceLoader::get_recognized_extensions_for_type("AnimationRootNode", &filters);
-		for (List<String>::Element *E = filters.front(); E; E = E->next()) {
-			open_file->add_filter("*." + E->get());
+		for (String &E : filters) {
+			open_file->add_filter("*." + E);
 		}
 		open_file->popup_file_dialog();
 		return;
diff --git a/editor/plugins/animation_blend_tree_editor_plugin.cpp b/editor/plugins/animation_blend_tree_editor_plugin.cpp
index 7930bc1e1c..705a1d0fc0 100644
--- a/editor/plugins/animation_blend_tree_editor_plugin.cpp
+++ b/editor/plugins/animation_blend_tree_editor_plugin.cpp
@@ -121,21 +121,21 @@ void AnimationNodeBlendTreeEditor::_update_graph() {
 	List<StringName> nodes;
 	blend_tree->get_node_list(&nodes);
 
-	for (List<StringName>::Element *E = nodes.front(); E; E = E->next()) {
+	for (StringName &E : nodes) {
 		GraphNode *node = memnew(GraphNode);
 		graph->add_child(node);
 
-		Ref<AnimationNode> agnode = blend_tree->get_node(E->get());
+		Ref<AnimationNode> agnode = blend_tree->get_node(E);
 
-		node->set_position_offset(blend_tree->get_node_position(E->get()) * EDSCALE);
+		node->set_position_offset(blend_tree->get_node_position(E) * EDSCALE);
 
 		node->set_title(agnode->get_caption());
-		node->set_name(E->get());
+		node->set_name(E);
 
 		int base = 0;
-		if (String(E->get()) != "output") {
+		if (String(E) != "output") {
 			LineEdit *name = memnew(LineEdit);
-			name->set_text(E->get());
+			name->set_text(E);
 			name->set_expand_to_text_length_enabled(true);
 			node->add_child(name);
 			node->set_slot(0, false, 0, Color(), true, 0, get_theme_color(SNAME("font_color"), SNAME("Label")));
@@ -143,7 +143,7 @@ void AnimationNodeBlendTreeEditor::_update_graph() {
 			name->connect("focus_exited", callable_mp(this, &AnimationNodeBlendTreeEditor::_node_renamed_focus_out), varray(name, agnode), CONNECT_DEFERRED);
 			base = 1;
 			node->set_show_close_button(true);
-			node->connect("close_request", callable_mp(this, &AnimationNodeBlendTreeEditor::_delete_request), varray(E->get()), CONNECT_DEFERRED);
+			node->connect("close_request", callable_mp(this, &AnimationNodeBlendTreeEditor::_delete_request), varray(E), CONNECT_DEFERRED);
 		}
 
 		for (int i = 0; i < agnode->get_input_count(); i++) {
@@ -155,12 +155,12 @@ void AnimationNodeBlendTreeEditor::_update_graph() {
 
 		List<PropertyInfo> pinfo;
 		agnode->get_parameter_list(&pinfo);
-		for (List<PropertyInfo>::Element *F = pinfo.front(); F; F = F->next()) {
-			if (!(F->get().usage & PROPERTY_USAGE_EDITOR)) {
+		for (PropertyInfo &F : pinfo) {
+			if (!(F.usage & PROPERTY_USAGE_EDITOR)) {
 				continue;
 			}
-			String base_path = AnimationTreeEditor::get_singleton()->get_base_path() + String(E->get()) + "/" + F->get().name;
-			EditorProperty *prop = EditorInspector::instantiate_property_editor(AnimationTreeEditor::get_singleton()->get_tree(), F->get().type, base_path, F->get().hint, F->get().hint_string, F->get().usage);
+			String base_path = AnimationTreeEditor::get_singleton()->get_base_path() + String(E) + "/" + F.name;
+			EditorProperty *prop = EditorInspector::instantiate_property_editor(AnimationTreeEditor::get_singleton()->get_tree(), F.type, base_path, F.hint, F.hint_string, F.usage);
 			if (prop) {
 				prop->set_object_and_property(AnimationTreeEditor::get_singleton()->get_tree(), base_path);
 				prop->update_property();
@@ -171,7 +171,7 @@ void AnimationNodeBlendTreeEditor::_update_graph() {
 			}
 		}
 
-		node->connect("dragged", callable_mp(this, &AnimationNodeBlendTreeEditor::_node_dragged), varray(E->get()));
+		node->connect("dragged", callable_mp(this, &AnimationNodeBlendTreeEditor::_node_dragged), varray(E));
 
 		if (AnimationTreeEditor::get_singleton()->can_edit(agnode)) {
 			node->add_child(memnew(HSeparator));
@@ -179,7 +179,7 @@ void AnimationNodeBlendTreeEditor::_update_graph() {
 			open_in_editor->set_text(TTR("Open Editor"));
 			open_in_editor->set_icon(get_theme_icon(SNAME("Edit"), SNAME("EditorIcons")));
 			node->add_child(open_in_editor);
-			open_in_editor->connect("pressed", callable_mp(this, &AnimationNodeBlendTreeEditor::_open_in_editor), varray(E->get()), CONNECT_DEFERRED);
+			open_in_editor->connect("pressed", callable_mp(this, &AnimationNodeBlendTreeEditor::_open_in_editor), varray(E), CONNECT_DEFERRED);
 			open_in_editor->set_h_size_flags(SIZE_SHRINK_CENTER);
 		}
 
@@ -189,7 +189,7 @@ void AnimationNodeBlendTreeEditor::_update_graph() {
 			edit_filters->set_text(TTR("Edit Filters"));
 			edit_filters->set_icon(get_theme_icon(SNAME("AnimationFilter"), SNAME("EditorIcons")));
 			node->add_child(edit_filters);
-			edit_filters->connect("pressed", callable_mp(this, &AnimationNodeBlendTreeEditor::_edit_filters), varray(E->get()), CONNECT_DEFERRED);
+			edit_filters->connect("pressed", callable_mp(this, &AnimationNodeBlendTreeEditor::_edit_filters), varray(E), CONNECT_DEFERRED);
 			edit_filters->set_h_size_flags(SIZE_SHRINK_CENTER);
 		}
 
@@ -212,9 +212,9 @@ void AnimationNodeBlendTreeEditor::_update_graph() {
 					List<StringName> anims;
 					ap->get_animation_list(&anims);
 
-					for (List<StringName>::Element *F = anims.front(); F; F = F->next()) {
-						mb->get_popup()->add_item(F->get());
-						options.push_back(F->get());
+					for (StringName &F : anims) {
+						mb->get_popup()->add_item(F);
+						options.push_back(F);
 					}
 
 					if (ap->has_animation(anim->get_animation())) {
@@ -225,10 +225,10 @@ void AnimationNodeBlendTreeEditor::_update_graph() {
 
 			pb->set_percent_visible(false);
 			pb->set_custom_minimum_size(Vector2(0, 14) * EDSCALE);
-			animations[E->get()] = pb;
+			animations[E] = pb;
 			node->add_child(pb);
 
-			mb->get_popup()->connect("index_pressed", callable_mp(this, &AnimationNodeBlendTreeEditor::_anim_selected), varray(options, E->get()), CONNECT_DEFERRED);
+			mb->get_popup()->connect("index_pressed", callable_mp(this, &AnimationNodeBlendTreeEditor::_anim_selected), varray(options, E), CONNECT_DEFERRED);
 		}
 
 		Ref<StyleBoxFlat> sb = node->get_theme_stylebox(SNAME("frame"), SNAME("GraphNode"));
@@ -246,10 +246,10 @@ void AnimationNodeBlendTreeEditor::_update_graph() {
 	List<AnimationNodeBlendTree::NodeConnection> connections;
 	blend_tree->get_node_connections(&connections);
 
-	for (List<AnimationNodeBlendTree::NodeConnection>::Element *E = connections.front(); E; E = E->next()) {
-		StringName from = E->get().output_node;
-		StringName to = E->get().input_node;
-		int to_idx = E->get().input_index;
+	for (AnimationNodeBlendTree::NodeConnection &E : connections) {
+		StringName from = E.output_node;
+		StringName to = E.input_node;
+		int to_idx = E.input_index;
 
 		graph->connect_node(from, 0, to, to_idx);
 	}
@@ -274,8 +274,8 @@ void AnimationNodeBlendTreeEditor::_add_node(int p_idx) {
 		open_file->clear_filters();
 		List<String> filters;
 		ResourceLoader::get_recognized_extensions_for_type("AnimationNode", &filters);
-		for (List<String>::Element *E = filters.front(); E; E = E->next()) {
-			open_file->add_filter("*." + E->get());
+		for (String &E : filters) {
+			open_file->add_filter("*." + E);
 		}
 		open_file->popup_file_dialog();
 		return;
@@ -394,9 +394,9 @@ void AnimationNodeBlendTreeEditor::_delete_request(const String &p_which) {
 	List<AnimationNodeBlendTree::NodeConnection> conns;
 	blend_tree->get_node_connections(&conns);
 
-	for (List<AnimationNodeBlendTree::NodeConnection>::Element *E = conns.front(); E; E = E->next()) {
-		if (E->get().output_node == p_which || E->get().input_node == p_which) {
-			undo_redo->add_undo_method(blend_tree.ptr(), "connect_node", E->get().input_node, E->get().input_index, E->get().output_node);
+	for (AnimationNodeBlendTree::NodeConnection &E : conns) {
+		if (E.output_node == p_which || E.input_node == p_which) {
+			undo_redo->add_undo_method(blend_tree.ptr(), "connect_node", E.input_node, E.input_index, E.output_node);
 		}
 	}
 
@@ -423,8 +423,8 @@ void AnimationNodeBlendTreeEditor::_delete_nodes_request() {
 
 	undo_redo->create_action(TTR("Delete Node(s)"));
 
-	for (List<StringName>::Element *F = to_erase.front(); F; F = F->next()) {
-		_delete_request(F->get());
+	for (StringName &F : to_erase) {
+		_delete_request(F);
 	}
 
 	undo_redo->commit_action();
@@ -517,8 +517,8 @@ bool AnimationNodeBlendTreeEditor::_update_filters(const Ref<AnimationNode> &ano
 		List<StringName> animations;
 		player->get_animation_list(&animations);
 
-		for (List<StringName>::Element *E = animations.front(); E; E = E->next()) {
-			Ref<Animation> anim = player->get_animation(E->get());
+		for (StringName &E : animations) {
+			Ref<Animation> anim = player->get_animation(E);
 			for (int i = 0; i < anim->get_track_count(); i++) {
 				String track_path = anim->track_get_path(i);
 				paths.insert(track_path);
@@ -718,13 +718,13 @@ void AnimationNodeBlendTreeEditor::_notification(int p_what) {
 
 		List<AnimationNodeBlendTree::NodeConnection> conns;
 		blend_tree->get_node_connections(&conns);
-		for (List<AnimationNodeBlendTree::NodeConnection>::Element *E = conns.front(); E; E = E->next()) {
+		for (AnimationNodeBlendTree::NodeConnection &E : conns) {
 			float activity = 0;
-			StringName path = AnimationTreeEditor::get_singleton()->get_base_path() + E->get().input_node;
+			StringName path = AnimationTreeEditor::get_singleton()->get_base_path() + E.input_node;
 			if (AnimationTreeEditor::get_singleton()->get_tree() && !AnimationTreeEditor::get_singleton()->get_tree()->is_state_invalid()) {
-				activity = AnimationTreeEditor::get_singleton()->get_tree()->get_connection_activity(path, E->get().input_index);
+				activity = AnimationTreeEditor::get_singleton()->get_tree()->get_connection_activity(path, E.input_index);
 			}
-			graph->set_connection_activity(E->get().output_node, 0, E->get().input_node, E->get().input_index, activity);
+			graph->set_connection_activity(E.output_node, 0, E.input_node, E.input_index, activity);
 		}
 
 		AnimationTree *graph_player = AnimationTreeEditor::get_singleton()->get_tree();
@@ -741,7 +741,7 @@ void AnimationNodeBlendTreeEditor::_notification(int p_what) {
 						Ref<Animation> anim = player->get_animation(an->get_animation());
 						if (anim.is_valid()) {
 							E->get()->set_max(anim->get_length());
-							//StringName path = AnimationTreeEditor::get_singleton()->get_base_path() + E->get().input_node;
+							//StringName path = AnimationTreeEditor::get_singleton()->get_base_path() + E.input_node;
 							StringName time_path = AnimationTreeEditor::get_singleton()->get_base_path() + String(E->key()) + "/time";
 							E->get()->set_value(AnimationTreeEditor::get_singleton()->get_tree()->get(time_path));
 						}
@@ -828,10 +828,10 @@ void AnimationNodeBlendTreeEditor::_node_renamed(const String &p_text, Ref<Anima
 	List<AnimationNodeBlendTree::NodeConnection> connections;
 	blend_tree->get_node_connections(&connections);
 
-	for (List<AnimationNodeBlendTree::NodeConnection>::Element *E = connections.front(); E; E = E->next()) {
-		StringName from = E->get().output_node;
-		StringName to = E->get().input_node;
-		int to_idx = E->get().input_index;
+	for (AnimationNodeBlendTree::NodeConnection &E : connections) {
+		StringName from = E.output_node;
+		StringName to = E.input_node;
+		int to_idx = E.input_index;
 
 		graph->connect_node(from, 0, to, to_idx);
 	}
diff --git a/editor/plugins/animation_player_editor_plugin.cpp b/editor/plugins/animation_player_editor_plugin.cpp
index cbce5bb3f5..1bdbc2980c 100644
--- a/editor/plugins/animation_player_editor_plugin.cpp
+++ b/editor/plugins/animation_player_editor_plugin.cpp
@@ -350,8 +350,8 @@ void AnimationPlayerEditor::_animation_load() {
 	List<String> extensions;
 
 	ResourceLoader::get_recognized_extensions_for_type("Animation", &extensions);
-	for (List<String>::Element *E = extensions.front(); E; E = E->next()) {
-		file->add_filter("*." + E->get() + " ; " + E->get().to_upper());
+	for (String &E : extensions) {
+		file->add_filter("*." + E + " ; " + E.to_upper());
 	}
 
 	file->popup_file_dialog();
@@ -584,8 +584,7 @@ void AnimationPlayerEditor::_animation_blend() {
 	blend_editor.next->clear();
 	blend_editor.next->add_item("", i);
 
-	for (List<StringName>::Element *E = anims.front(); E; E = E->next()) {
-		String to = E->get();
+	for (StringName &to : anims) {
 		TreeItem *blend = blend_editor.tree->create_item(root);
 		blend->set_editable(0, false);
 		blend->set_editable(1, true);
@@ -830,20 +829,20 @@ void AnimationPlayerEditor::_update_player() {
 	}
 
 	int active_idx = -1;
-	for (List<StringName>::Element *E = animlist.front(); E; E = E->next()) {
+	for (StringName &E : animlist) {
 		Ref<Texture2D> icon;
-		if (E->get() == player->get_autoplay()) {
-			if (E->get() == "RESET") {
+		if (E == player->get_autoplay()) {
+			if (E == "RESET") {
 				icon = autoplay_reset_icon;
 			} else {
 				icon = autoplay_icon;
 			}
-		} else if (E->get() == "RESET") {
+		} else if (E == "RESET") {
 			icon = reset_icon;
 		}
-		animation->add_icon_item(icon, E->get());
+		animation->add_icon_item(icon, E);
 
-		if (player->get_assigned_animation() == E->get()) {
+		if (player->get_assigned_animation() == E) {
 			active_idx = animation->get_item_count() - 1;
 		}
 	}
@@ -966,9 +965,9 @@ void AnimationPlayerEditor::_animation_duplicate() {
 	Ref<Animation> new_anim = memnew(Animation);
 	List<PropertyInfo> plist;
 	anim->get_property_list(&plist);
-	for (List<PropertyInfo>::Element *E = plist.front(); E; E = E->next()) {
-		if (E->get().usage & PROPERTY_USAGE_STORAGE) {
-			new_anim->set(E->get().name, anim->get(E->get().name));
+	for (PropertyInfo &E : plist) {
+		if (E.usage & PROPERTY_USAGE_STORAGE) {
+			new_anim->set(E.name, anim->get(E.name));
 		}
 	}
 	new_anim->set_path("");
diff --git a/editor/plugins/animation_state_machine_editor.cpp b/editor/plugins/animation_state_machine_editor.cpp
index 8abe20c3c9..bee6af3cbb 100644
--- a/editor/plugins/animation_state_machine_editor.cpp
+++ b/editor/plugins/animation_state_machine_editor.cpp
@@ -93,21 +93,21 @@ void AnimationNodeStateMachineEditor::_state_machine_gui_input(const Ref<InputEv
 			if (ap) {
 				List<StringName> names;
 				ap->get_animation_list(&names);
-				for (List<StringName>::Element *E = names.front(); E; E = E->next()) {
-					animations_menu->add_icon_item(get_theme_icon(SNAME("Animation"), SNAME("EditorIcons")), E->get());
-					animations_to_add.push_back(E->get());
+				for (StringName &E : names) {
+					animations_menu->add_icon_item(get_theme_icon(SNAME("Animation"), SNAME("EditorIcons")), E);
+					animations_to_add.push_back(E);
 				}
 			}
 		}
 
-		for (List<StringName>::Element *E = classes.front(); E; E = E->next()) {
-			String name = String(E->get()).replace_first("AnimationNode", "");
+		for (StringName &E : classes) {
+			String name = String(E).replace_first("AnimationNode", "");
 			if (name == "Animation") {
 				continue; // nope
 			}
 			int idx = menu->get_item_count();
 			menu->add_item(vformat("Add %s", name), idx);
-			menu->set_item_metadata(idx, E->get());
+			menu->set_item_metadata(idx, E);
 		}
 		Ref<AnimationNode> clipb = EditorSettings::get_singleton()->get_resource_clipboard();
 
@@ -318,24 +318,24 @@ void AnimationNodeStateMachineEditor::_state_machine_gui_input(const Ref<InputEv
 			float best_d_x = 1e20;
 			float best_d_y = 1e20;
 
-			for (List<StringName>::Element *E = nodes.front(); E; E = E->next()) {
-				if (E->get() == selected_node) {
+			for (StringName &E : nodes) {
+				if (E == selected_node) {
 					continue;
 				}
-				Vector2 npos = state_machine->get_node_position(E->get());
+				Vector2 npos = state_machine->get_node_position(E);
 
 				float d_x = ABS(npos.x - cpos.x);
 				if (d_x < MIN(5, best_d_x)) {
 					drag_ofs.x -= cpos.x - npos.x;
 					best_d_x = d_x;
-					snap_x = E->get();
+					snap_x = E;
 				}
 
 				float d_y = ABS(npos.y - cpos.y);
 				if (d_y < MIN(5, best_d_y)) {
 					drag_ofs.y -= cpos.y - npos.y;
 					best_d_y = d_y;
-					snap_y = E->get();
+					snap_y = E;
 				}
 			}
 		}
@@ -409,8 +409,8 @@ void AnimationNodeStateMachineEditor::_add_menu_type(int p_index) {
 		open_file->clear_filters();
 		List<String> filters;
 		ResourceLoader::get_recognized_extensions_for_type("AnimationRootNode", &filters);
-		for (List<String>::Element *E = filters.front(); E; E = E->next()) {
-			open_file->add_filter("*." + E->get());
+		for (String &E : filters) {
+			open_file->add_filter("*." + E);
 		}
 		open_file->popup_file_dialog();
 		return;
@@ -606,11 +606,11 @@ void AnimationNodeStateMachineEditor::_state_machine_draw() {
 	}
 
 	//pre pass nodes so we know the rectangles
-	for (List<StringName>::Element *E = nodes.front(); E; E = E->next()) {
-		Ref<AnimationNode> anode = state_machine->get_node(E->get());
-		String name = E->get();
+	for (StringName &E : nodes) {
+		Ref<AnimationNode> anode = state_machine->get_node(E);
+		String name = E;
 		bool needs_editor = EditorNode::get_singleton()->item_has_editor(anode.ptr());
-		Ref<StyleBox> sb = E->get() == selected_node ? style_selected : style;
+		Ref<StyleBox> sb = E == selected_node ? style_selected : style;
 
 		Size2 s = sb->get_minimum_size();
 		int strsize = font->get_string_size(name, font_size).width;
@@ -622,8 +622,8 @@ void AnimationNodeStateMachineEditor::_state_machine_draw() {
 		}
 
 		Vector2 offset;
-		offset += state_machine->get_node_position(E->get()) * EDSCALE;
-		if (selected_node == E->get() && dragging_selected) {
+		offset += state_machine->get_node_position(E) * EDSCALE;
+		if (selected_node == E && dragging_selected) {
 			offset += drag_ofs;
 		}
 		offset -= s / 2;
@@ -633,7 +633,7 @@ void AnimationNodeStateMachineEditor::_state_machine_draw() {
 
 		NodeRect nr;
 		nr.node = Rect2(offset, s);
-		nr.node_name = E->get();
+		nr.node_name = E;
 
 		scroll_range = scroll_range.merge(nr.node); //merge with range
 
diff --git a/editor/plugins/animation_tree_editor_plugin.cpp b/editor/plugins/animation_tree_editor_plugin.cpp
index 9c28e023dd..67d5600a3c 100644
--- a/editor/plugins/animation_tree_editor_plugin.cpp
+++ b/editor/plugins/animation_tree_editor_plugin.cpp
@@ -215,8 +215,8 @@ Vector<String> AnimationTreeEditor::get_animation_list() {
 	List<StringName> anims;
 	ap->get_animation_list(&anims);
 	Vector<String> ret;
-	for (List<StringName>::Element *E = anims.front(); E; E = E->next()) {
-		ret.push_back(E->get());
+	for (StringName &E : anims) {
+		ret.push_back(E);
 	}
 
 	return ret;
diff --git a/editor/plugins/asset_library_editor_plugin.cpp b/editor/plugins/asset_library_editor_plugin.cpp
index 556f35d4b0..785bab42cf 100644
--- a/editor/plugins/asset_library_editor_plugin.cpp
+++ b/editor/plugins/asset_library_editor_plugin.cpp
@@ -607,7 +607,7 @@ void EditorAssetLibrary::_update_repository_options() {
 	Dictionary available_urls = _EDITOR_DEF("asset_library/available_urls", default_urls, true);
 	repository->clear();
 	Array keys = available_urls.keys();
-	for (int i = 0; i < available_urls.size(); i++) {
+	for (int i = 0; i < keys.size(); i++) {
 		String key = keys[i];
 		repository->add_item(key);
 		repository->set_item_metadata(i, available_urls[key]);
diff --git a/editor/plugins/canvas_item_editor_plugin.cpp b/editor/plugins/canvas_item_editor_plugin.cpp
index d5ef13e426..6bdb9eceb8 100644
--- a/editor/plugins/canvas_item_editor_plugin.cpp
+++ b/editor/plugins/canvas_item_editor_plugin.cpp
@@ -301,8 +301,8 @@ void CanvasItemEditor::_snap_other_nodes(
 
 	// Check if the element is in the exception
 	bool exception = false;
-	for (List<const CanvasItem *>::Element *E = p_exceptions.front(); E; E = E->next()) {
-		if (E->get() == p_current) {
+	for (const CanvasItem *&E : p_exceptions) {
+		if (E == p_current) {
 			exception = true;
 			break;
 		}
@@ -399,8 +399,8 @@ Point2 CanvasItemEditor::snap_point(Point2 p_target, unsigned int p_modes, unsig
 	if ((is_snap_active && snap_other_nodes && (p_modes & SNAP_OTHER_NODES)) || (p_forced_modes & SNAP_OTHER_NODES)) {
 		Transform2D to_snap_transform = Transform2D();
 		List<const CanvasItem *> exceptions = List<const CanvasItem *>();
-		for (List<CanvasItem *>::Element *E = p_other_nodes_exceptions.front(); E; E = E->next()) {
-			exceptions.push_back(E->get());
+		for (CanvasItem *E : p_other_nodes_exceptions) {
+			exceptions.push_back(E);
 		}
 		if (p_self_canvas_item) {
 			exceptions.push_back(p_self_canvas_item);
@@ -527,8 +527,7 @@ Rect2 CanvasItemEditor::_get_encompassing_rect_from_list(List<CanvasItem *> p_li
 	Rect2 rect = Rect2(canvas_item->get_global_transform_with_canvas().xform(canvas_item->_edit_get_rect().position + canvas_item->_edit_get_rect().size / 2), Size2());
 
 	// Expand with the other ones
-	for (List<CanvasItem *>::Element *E = p_list.front(); E; E = E->next()) {
-		CanvasItem *canvas_item2 = E->get();
+	for (CanvasItem *canvas_item2 : p_list) {
 		Transform2D xform = canvas_item2->get_global_transform_with_canvas();
 
 		Rect2 current_rect = canvas_item2->_edit_get_rect();
@@ -760,9 +759,9 @@ List<CanvasItem *> CanvasItemEditor::_get_edited_canvas_items(bool retreive_lock
 
 	if (remove_canvas_item_if_parent_in_selection) {
 		List<CanvasItem *> filtered_selection;
-		for (List<CanvasItem *>::Element *E = selection.front(); E; E = E->next()) {
-			if (!selection.find(E->get()->get_parent())) {
-				filtered_selection.push_back(E->get());
+		for (CanvasItem *E : selection) {
+			if (!selection.find(E->get_parent())) {
+				filtered_selection.push_back(E);
 			}
 		}
 		return filtered_selection;
@@ -800,8 +799,7 @@ Vector2 CanvasItemEditor::_position_to_anchor(const Control *p_control, Vector2
 }
 
 void CanvasItemEditor::_save_canvas_item_state(List<CanvasItem *> p_canvas_items, bool save_bones) {
-	for (List<CanvasItem *>::Element *E = p_canvas_items.front(); E; E = E->next()) {
-		CanvasItem *canvas_item = E->get();
+	for (CanvasItem *canvas_item : p_canvas_items) {
 		CanvasItemEditorSelectedItem *se = editor_selection->get_node_editor_data<CanvasItemEditorSelectedItem>(canvas_item);
 		if (se) {
 			se->undo_state = canvas_item->_edit_get_state();
@@ -816,8 +814,7 @@ void CanvasItemEditor::_save_canvas_item_state(List<CanvasItem *> p_canvas_items
 }
 
 void CanvasItemEditor::_restore_canvas_item_state(List<CanvasItem *> p_canvas_items, bool restore_bones) {
-	for (List<CanvasItem *>::Element *E = drag_selection.front(); E; E = E->next()) {
-		CanvasItem *canvas_item = E->get();
+	for (CanvasItem *canvas_item : drag_selection) {
 		CanvasItemEditorSelectedItem *se = editor_selection->get_node_editor_data<CanvasItemEditorSelectedItem>(canvas_item);
 		canvas_item->_edit_set_state(se->undo_state);
 	}
@@ -825,8 +822,7 @@ void CanvasItemEditor::_restore_canvas_item_state(List<CanvasItem *> p_canvas_it
 
 void CanvasItemEditor::_commit_canvas_item_state(List<CanvasItem *> p_canvas_items, String action_name, bool commit_bones) {
 	List<CanvasItem *> modified_canvas_items;
-	for (List<CanvasItem *>::Element *E = p_canvas_items.front(); E; E = E->next()) {
-		CanvasItem *canvas_item = E->get();
+	for (CanvasItem *canvas_item : p_canvas_items) {
 		Dictionary old_state = editor_selection->get_node_editor_data<CanvasItemEditorSelectedItem>(canvas_item)->undo_state;
 		Dictionary new_state = canvas_item->_edit_get_state();
 
@@ -840,17 +836,16 @@ void CanvasItemEditor::_commit_canvas_item_state(List<CanvasItem *> p_canvas_ite
 	}
 
 	undo_redo->create_action(action_name);
-	for (List<CanvasItem *>::Element *E = modified_canvas_items.front(); E; E = E->next()) {
-		CanvasItem *canvas_item = E->get();
+	for (CanvasItem *canvas_item : modified_canvas_items) {
 		CanvasItemEditorSelectedItem *se = editor_selection->get_node_editor_data<CanvasItemEditorSelectedItem>(canvas_item);
 		if (se) {
 			undo_redo->add_do_method(canvas_item, "_edit_set_state", canvas_item->_edit_get_state());
 			undo_redo->add_undo_method(canvas_item, "_edit_set_state", se->undo_state);
 			if (commit_bones) {
-				for (List<Dictionary>::Element *F = se->pre_drag_bones_undo_state.front(); F; F = F->next()) {
+				for (Dictionary &F : se->pre_drag_bones_undo_state) {
 					canvas_item = Object::cast_to<CanvasItem>(canvas_item->get_parent());
 					undo_redo->add_do_method(canvas_item, "_edit_set_state", canvas_item->_edit_get_state());
-					undo_redo->add_undo_method(canvas_item, "_edit_set_state", F->get());
+					undo_redo->add_undo_method(canvas_item, "_edit_set_state", F);
 				}
 			}
 		}
@@ -1304,8 +1299,7 @@ bool CanvasItemEditor::_gui_input_pivot(const Ref<InputEvent> &p_event) {
 
 			// Filters the selection with nodes that allow setting the pivot
 			drag_selection = List<CanvasItem *>();
-			for (List<CanvasItem *>::Element *E = selection.front(); E; E = E->next()) {
-				CanvasItem *canvas_item = E->get();
+			for (CanvasItem *canvas_item : selection) {
 				if (canvas_item->_edit_use_pivot()) {
 					drag_selection.push_back(canvas_item);
 				}
@@ -1321,8 +1315,7 @@ bool CanvasItemEditor::_gui_input_pivot(const Ref<InputEvent> &p_event) {
 				} else {
 					new_pos = snap_point(drag_from, SNAP_OTHER_NODES | SNAP_GRID | SNAP_PIXEL, 0, nullptr, drag_selection);
 				}
-				for (List<CanvasItem *>::Element *E = drag_selection.front(); E; E = E->next()) {
-					CanvasItem *canvas_item = E->get();
+				for (CanvasItem *canvas_item : drag_selection) {
 					canvas_item->_edit_set_pivot(canvas_item->get_global_transform_with_canvas().affine_inverse().xform(new_pos));
 				}
 
@@ -1343,8 +1336,7 @@ bool CanvasItemEditor::_gui_input_pivot(const Ref<InputEvent> &p_event) {
 			} else {
 				new_pos = snap_point(drag_to, SNAP_OTHER_NODES | SNAP_GRID | SNAP_PIXEL);
 			}
-			for (List<CanvasItem *>::Element *E = drag_selection.front(); E; E = E->next()) {
-				CanvasItem *canvas_item = E->get();
+			for (CanvasItem *canvas_item : drag_selection) {
 				canvas_item->_edit_set_pivot(canvas_item->get_global_transform_with_canvas().affine_inverse().xform(new_pos));
 			}
 			return true;
@@ -1387,8 +1379,8 @@ bool CanvasItemEditor::_gui_input_rotate(const Ref<InputEvent> &p_event) {
 				List<CanvasItem *> selection = _get_edited_canvas_items();
 
 				// Remove not movable nodes
-				for (List<CanvasItem *>::Element *E = selection.front(); E; E = E->next()) {
-					if (!_is_node_movable(E->get(), true)) {
+				for (CanvasItem *E : selection) {
+					if (!_is_node_movable(E, true)) {
 						selection.erase(E);
 					}
 				}
@@ -1414,8 +1406,7 @@ bool CanvasItemEditor::_gui_input_rotate(const Ref<InputEvent> &p_event) {
 		// Rotate the node
 		if (m.is_valid()) {
 			_restore_canvas_item_state(drag_selection);
-			for (List<CanvasItem *>::Element *E = drag_selection.front(); E; E = E->next()) {
-				CanvasItem *canvas_item = E->get();
+			for (CanvasItem *canvas_item : drag_selection) {
 				drag_to = transform.affine_inverse().xform(m->get_position());
 				//Rotate the opposite way if the canvas item's compounded scale has an uneven number of negative elements
 				bool opposite = (canvas_item->get_global_transform().get_scale().sign().dot(canvas_item->get_transform().get_scale().sign()) == 0);
@@ -2046,8 +2037,7 @@ bool CanvasItemEditor::_gui_input_move(const Ref<InputEvent> &p_event) {
 			}
 
 			int index = 0;
-			for (List<CanvasItem *>::Element *E = drag_selection.front(); E; E = E->next()) {
-				CanvasItem *canvas_item = E->get();
+			for (CanvasItem *canvas_item : drag_selection) {
 				Transform2D xform = canvas_item->get_global_transform_with_canvas().affine_inverse() * canvas_item->get_transform();
 
 				canvas_item->_edit_set_position(canvas_item->_edit_get_position() + xform.xform(new_pos) - xform.xform(previous_pos));
@@ -2162,8 +2152,7 @@ bool CanvasItemEditor::_gui_input_move(const Ref<InputEvent> &p_event) {
 			}
 
 			int index = 0;
-			for (List<CanvasItem *>::Element *E = drag_selection.front(); E; E = E->next()) {
-				CanvasItem *canvas_item = E->get();
+			for (CanvasItem *canvas_item : drag_selection) {
 				Transform2D xform = canvas_item->get_global_transform_with_canvas().affine_inverse() * canvas_item->get_transform();
 
 				canvas_item->_edit_set_position(canvas_item->_edit_get_position() + xform.xform(new_pos) - xform.xform(previous_pos));
@@ -2375,8 +2364,8 @@ bool CanvasItemEditor::_gui_input_select(const Ref<InputEvent> &p_event) {
 				if (selitems.size() == 1 && editor_selection->get_selected_node_list().is_empty()) {
 					editor->push_item(selitems[0]);
 				}
-				for (List<CanvasItem *>::Element *E = selitems.front(); E; E = E->next()) {
-					editor_selection->add_node(E->get());
+				for (CanvasItem *E : selitems) {
+					editor_selection->add_node(E);
 				}
 			}
 
@@ -3248,8 +3237,8 @@ void CanvasItemEditor::_draw_selection() {
 	List<CanvasItem *> selection = _get_edited_canvas_items(true, false);
 
 	bool single = selection.size() == 1;
-	for (List<CanvasItem *>::Element *E = selection.front(); E; E = E->next()) {
-		CanvasItem *canvas_item = Object::cast_to<CanvasItem>(E->get());
+	for (CanvasItem *E : selection) {
+		CanvasItem *canvas_item = Object::cast_to<CanvasItem>(E);
 		CanvasItemEditorSelectedItem *se = editor_selection->get_node_editor_data<CanvasItemEditorSelectedItem>(canvas_item);
 
 		bool item_locked = canvas_item->has_meta("_edit_lock_");
@@ -3566,9 +3555,9 @@ void CanvasItemEditor::_draw_hover() {
 
 		Point2 pos = transform.xform(hovering_results[i].position) - Point2(0, item_size.y) + (Point2(node_icon->get_size().x, -node_icon->get_size().y) / 4);
 		// Rectify the position to avoid overlapping items
-		for (List<Rect2>::Element *E = previous_rects.front(); E; E = E->next()) {
-			if (E->get().intersects(Rect2(pos, item_size))) {
-				pos.y = E->get().get_position().y - item_size.y;
+		for (Rect2 &E : previous_rects) {
+			if (E.intersects(Rect2(pos, item_size))) {
+				pos.y = E.get_position().y - item_size.y;
 			}
 		}
 
@@ -3642,14 +3631,14 @@ void CanvasItemEditor::_draw_viewport() {
 		all_locked = false;
 		all_group = false;
 	} else {
-		for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-			if (Object::cast_to<CanvasItem>(E->get()) && !Object::cast_to<CanvasItem>(E->get())->has_meta("_edit_lock_")) {
+		for (Node *E : selection) {
+			if (Object::cast_to<CanvasItem>(E) && !Object::cast_to<CanvasItem>(E)->has_meta("_edit_lock_")) {
 				all_locked = false;
 				break;
 			}
 		}
-		for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-			if (Object::cast_to<CanvasItem>(E->get()) && !Object::cast_to<CanvasItem>(E->get())->has_meta("_edit_group_")) {
+		for (Node *E : selection) {
+			if (Object::cast_to<CanvasItem>(E) && !Object::cast_to<CanvasItem>(E)->has_meta("_edit_group_")) {
 				all_group = false;
 				break;
 			}
@@ -3716,8 +3705,7 @@ void CanvasItemEditor::_notification(int p_what) {
 
 		// Update the viewport if the canvas_item changes
 		List<CanvasItem *> selection = _get_edited_canvas_items(true);
-		for (List<CanvasItem *>::Element *E = selection.front(); E; E = E->next()) {
-			CanvasItem *canvas_item = E->get();
+		for (CanvasItem *canvas_item : selection) {
 			CanvasItemEditorSelectedItem *se = editor_selection->get_node_editor_data<CanvasItemEditorSelectedItem>(canvas_item);
 
 			Rect2 rect;
@@ -3932,8 +3920,8 @@ void CanvasItemEditor::_selection_changed() {
 	int nbValidControls = 0;
 	int nbAnchorsMode = 0;
 	List<Node *> selection = editor_selection->get_selected_node_list();
-	for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-		Control *control = Object::cast_to<Control>(E->get());
+	for (Node *E : selection) {
+		Control *control = Object::cast_to<Control>(E);
 		if (!control) {
 			continue;
 		}
@@ -4101,8 +4089,8 @@ void CanvasItemEditor::_set_anchors_and_offsets_preset(Control::LayoutPreset p_p
 
 	undo_redo->create_action(TTR("Change Anchors and Offsets"));
 
-	for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-		Control *control = Object::cast_to<Control>(E->get());
+	for (Node *E : selection) {
+		Control *control = Object::cast_to<Control>(E);
 		if (control) {
 			undo_redo->add_do_method(control, "set_anchors_preset", p_preset);
 			switch (p_preset) {
@@ -4142,8 +4130,8 @@ void CanvasItemEditor::_set_anchors_and_offsets_to_keep_ratio() {
 
 	undo_redo->create_action(TTR("Change Anchors and Offsets"));
 
-	for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-		Control *control = Object::cast_to<Control>(E->get());
+	for (Node *E : selection) {
+		Control *control = Object::cast_to<Control>(E);
 		if (control) {
 			Point2 top_left_anchor = _position_to_anchor(control, Point2());
 			Point2 bottom_right_anchor = _position_to_anchor(control, control->get_size());
@@ -4169,8 +4157,8 @@ void CanvasItemEditor::_set_anchors_preset(Control::LayoutPreset p_preset) {
 	List<Node *> selection = editor_selection->get_selected_node_list();
 
 	undo_redo->create_action(TTR("Change Anchors"));
-	for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-		Control *control = Object::cast_to<Control>(E->get());
+	for (Node *E : selection) {
+		Control *control = Object::cast_to<Control>(E);
 		if (control) {
 			undo_redo->add_do_method(control, "set_anchors_preset", p_preset);
 			undo_redo->add_undo_method(control, "_edit_set_state", control->_edit_get_state());
@@ -4295,15 +4283,15 @@ void CanvasItemEditor::_insert_animation_keys(bool p_location, bool p_rotation,
 				}
 
 				if (has_chain && ik_chain.size()) {
-					for (List<Node2D *>::Element *F = ik_chain.front(); F; F = F->next()) {
+					for (Node2D *&F : ik_chain) {
 						if (key_pos) {
-							AnimationPlayerEditor::singleton->get_track_editor()->insert_node_value_key(F->get(), "position", F->get()->get_position(), p_on_existing);
+							AnimationPlayerEditor::singleton->get_track_editor()->insert_node_value_key(F, "position", F->get_position(), p_on_existing);
 						}
 						if (key_rot) {
-							AnimationPlayerEditor::singleton->get_track_editor()->insert_node_value_key(F->get(), "rotation", F->get()->get_rotation(), p_on_existing);
+							AnimationPlayerEditor::singleton->get_track_editor()->insert_node_value_key(F, "rotation", F->get_rotation(), p_on_existing);
 						}
 						if (key_scale) {
-							AnimationPlayerEditor::singleton->get_track_editor()->insert_node_value_key(F->get(), "scale", F->get()->get_scale(), p_on_existing);
+							AnimationPlayerEditor::singleton->get_track_editor()->insert_node_value_key(F, "scale", F->get_scale(), p_on_existing);
 						}
 					}
 				}
@@ -4327,8 +4315,8 @@ void CanvasItemEditor::_insert_animation_keys(bool p_location, bool p_rotation,
 
 void CanvasItemEditor::_button_toggle_anchor_mode(bool p_status) {
 	List<CanvasItem *> selection = _get_edited_canvas_items(false, false);
-	for (List<CanvasItem *>::Element *E = selection.front(); E; E = E->next()) {
-		Control *control = Object::cast_to<Control>(E->get());
+	for (CanvasItem *E : selection) {
+		Control *control = Object::cast_to<Control>(E);
 		if (!control || Object::cast_to<Container>(control->get_parent())) {
 			continue;
 		}
@@ -4441,13 +4429,13 @@ void CanvasItemEditor::_popup_callback(int p_op) {
 		} break;
 		case SKELETON_SHOW_BONES: {
 			List<Node *> selection = editor_selection->get_selected_node_list();
-			for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
+			for (Node *E : selection) {
 				// Add children nodes so they are processed
-				for (int child = 0; child < E->get()->get_child_count(); child++) {
-					selection.push_back(E->get()->get_child(child));
+				for (int child = 0; child < E->get_child_count(); child++) {
+					selection.push_back(E->get_child(child));
 				}
 
-				Bone2D *bone_2d = Object::cast_to<Bone2D>(E->get());
+				Bone2D *bone_2d = Object::cast_to<Bone2D>(E);
 				if (!bone_2d || !bone_2d->is_inside_tree()) {
 					continue;
 				}
@@ -4477,8 +4465,8 @@ void CanvasItemEditor::_popup_callback(int p_op) {
 			undo_redo->create_action(TTR("Lock Selected"));
 
 			List<Node *> selection = editor_selection->get_selected_node_list();
-			for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-				CanvasItem *canvas_item = Object::cast_to<CanvasItem>(E->get());
+			for (Node *E : selection) {
+				CanvasItem *canvas_item = Object::cast_to<CanvasItem>(E);
 				if (!canvas_item || !canvas_item->is_inside_tree()) {
 					continue;
 				}
@@ -4499,8 +4487,8 @@ void CanvasItemEditor::_popup_callback(int p_op) {
 			undo_redo->create_action(TTR("Unlock Selected"));
 
 			List<Node *> selection = editor_selection->get_selected_node_list();
-			for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-				CanvasItem *canvas_item = Object::cast_to<CanvasItem>(E->get());
+			for (Node *E : selection) {
+				CanvasItem *canvas_item = Object::cast_to<CanvasItem>(E);
 				if (!canvas_item || !canvas_item->is_inside_tree()) {
 					continue;
 				}
@@ -4521,8 +4509,8 @@ void CanvasItemEditor::_popup_callback(int p_op) {
 			undo_redo->create_action(TTR("Group Selected"));
 
 			List<Node *> selection = editor_selection->get_selected_node_list();
-			for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-				CanvasItem *canvas_item = Object::cast_to<CanvasItem>(E->get());
+			for (Node *E : selection) {
+				CanvasItem *canvas_item = Object::cast_to<CanvasItem>(E);
 				if (!canvas_item || !canvas_item->is_inside_tree()) {
 					continue;
 				}
@@ -4543,8 +4531,8 @@ void CanvasItemEditor::_popup_callback(int p_op) {
 			undo_redo->create_action(TTR("Ungroup Selected"));
 
 			List<Node *> selection = editor_selection->get_selected_node_list();
-			for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-				CanvasItem *canvas_item = Object::cast_to<CanvasItem>(E->get());
+			for (Node *E : selection) {
+				CanvasItem *canvas_item = Object::cast_to<CanvasItem>(E);
 				if (!canvas_item || !canvas_item->is_inside_tree()) {
 					continue;
 				}
@@ -4711,14 +4699,14 @@ void CanvasItemEditor::_popup_callback(int p_op) {
 			}
 
 			undo_redo->create_action(TTR("Paste Pose"));
-			for (List<PoseClipboard>::Element *E = pose_clipboard.front(); E; E = E->next()) {
-				Node2D *n2d = Object::cast_to<Node2D>(ObjectDB::get_instance(E->get().id));
+			for (PoseClipboard &E : pose_clipboard) {
+				Node2D *n2d = Object::cast_to<Node2D>(ObjectDB::get_instance(E.id));
 				if (!n2d) {
 					continue;
 				}
-				undo_redo->add_do_method(n2d, "set_position", E->get().pos);
-				undo_redo->add_do_method(n2d, "set_rotation", E->get().rot);
-				undo_redo->add_do_method(n2d, "set_scale", E->get().scale);
+				undo_redo->add_do_method(n2d, "set_position", E.pos);
+				undo_redo->add_do_method(n2d, "set_rotation", E.rot);
+				undo_redo->add_do_method(n2d, "set_scale", E.scale);
 				undo_redo->add_undo_method(n2d, "set_position", n2d->get_position());
 				undo_redo->add_undo_method(n2d, "set_rotation", n2d->get_rotation());
 				undo_redo->add_undo_method(n2d, "set_scale", n2d->get_scale());
@@ -5819,14 +5807,14 @@ void CanvasItemEditorViewport::_create_nodes(Node *parent, Node *child, String &
 	String property = "texture";
 	List<PropertyInfo> props;
 	child->get_property_list(&props);
-	for (const List<PropertyInfo>::Element *E = props.front(); E; E = E->next()) {
-		if (E->get().name == "config/texture") { // Particles2D
+	for (const PropertyInfo &E : props) {
+		if (E.name == "config/texture") { // Particles2D
 			property = "config/texture";
 			break;
-		} else if (E->get().name == "texture/texture") { // Polygon2D
+		} else if (E.name == "texture/texture") { // Polygon2D
 			property = "texture/texture";
 			break;
-		} else if (E->get().name == "normal") { // TouchScreenButton
+		} else if (E.name == "normal") { // TouchScreenButton
 			property = "normal";
 			break;
 		}
diff --git a/editor/plugins/cpu_particles_2d_editor_plugin.cpp b/editor/plugins/cpu_particles_2d_editor_plugin.cpp
index c4deb296fb..7e0eb89359 100644
--- a/editor/plugins/cpu_particles_2d_editor_plugin.cpp
+++ b/editor/plugins/cpu_particles_2d_editor_plugin.cpp
@@ -253,8 +253,8 @@ CPUParticles2DEditorPlugin::CPUParticles2DEditorPlugin(EditorNode *p_node) {
 	file = memnew(EditorFileDialog);
 	List<String> ext;
 	ImageLoader::get_recognized_extensions(&ext);
-	for (List<String>::Element *E = ext.front(); E; E = E->next()) {
-		file->add_filter("*." + E->get() + "; " + E->get().to_upper());
+	for (String &E : ext) {
+		file->add_filter("*." + E + "; " + E.to_upper());
 	}
 	file->set_file_mode(EditorFileDialog::FILE_MODE_OPEN_FILE);
 	toolbar->add_child(file);
diff --git a/editor/plugins/editor_preview_plugins.cpp b/editor/plugins/editor_preview_plugins.cpp
index a233d66d82..19204e3bf8 100644
--- a/editor/plugins/editor_preview_plugins.cpp
+++ b/editor/plugins/editor_preview_plugins.cpp
@@ -490,11 +490,11 @@ Ref<Texture2D> EditorScriptPreviewPlugin::generate(const RES &p_from, const Size
 	Set<String> control_flow_keywords;
 	Set<String> keywords;
 
-	for (List<String>::Element *E = kwors.front(); E; E = E->next()) {
-		if (scr->get_language()->is_control_flow_keyword(E->get())) {
-			control_flow_keywords.insert(E->get());
+	for (String &E : kwors) {
+		if (scr->get_language()->is_control_flow_keyword(E)) {
+			control_flow_keywords.insert(E);
 		} else {
-			keywords.insert(E->get());
+			keywords.insert(E);
 		}
 	}
 
diff --git a/editor/plugins/gpu_particles_2d_editor_plugin.cpp b/editor/plugins/gpu_particles_2d_editor_plugin.cpp
index cc5793a1f9..4412d51077 100644
--- a/editor/plugins/gpu_particles_2d_editor_plugin.cpp
+++ b/editor/plugins/gpu_particles_2d_editor_plugin.cpp
@@ -361,8 +361,8 @@ GPUParticles2DEditorPlugin::GPUParticles2DEditorPlugin(EditorNode *p_node) {
 	file = memnew(EditorFileDialog);
 	List<String> ext;
 	ImageLoader::get_recognized_extensions(&ext);
-	for (List<String>::Element *E = ext.front(); E; E = E->next()) {
-		file->add_filter("*." + E->get() + "; " + E->get().to_upper());
+	for (String &E : ext) {
+		file->add_filter("*." + E + "; " + E.to_upper());
 	}
 	file->set_file_mode(EditorFileDialog::FILE_MODE_OPEN_FILE);
 	toolbar->add_child(file);
diff --git a/editor/plugins/material_editor_plugin.cpp b/editor/plugins/material_editor_plugin.cpp
index 7105d351b0..32d5865d0b 100644
--- a/editor/plugins/material_editor_plugin.cpp
+++ b/editor/plugins/material_editor_plugin.cpp
@@ -265,15 +265,15 @@ Ref<Resource> StandardMaterial3DConversionPlugin::convert(const Ref<Resource> &p
 	List<PropertyInfo> params;
 	RS::get_singleton()->shader_get_param_list(mat->get_shader_rid(), &params);
 
-	for (List<PropertyInfo>::Element *E = params.front(); E; E = E->next()) {
+	for (PropertyInfo &E : params) {
 		// Texture parameter has to be treated specially since StandardMaterial3D saved it
 		// as RID but ShaderMaterial needs Texture itself
-		Ref<Texture2D> texture = mat->get_texture_by_name(E->get().name);
+		Ref<Texture2D> texture = mat->get_texture_by_name(E.name);
 		if (texture.is_valid()) {
-			smat->set_shader_param(E->get().name, texture);
+			smat->set_shader_param(E.name, texture);
 		} else {
-			Variant value = RS::get_singleton()->material_get_param(mat->get_rid(), E->get().name);
-			smat->set_shader_param(E->get().name, value);
+			Variant value = RS::get_singleton()->material_get_param(mat->get_rid(), E.name);
+			smat->set_shader_param(E.name, value);
 		}
 	}
 
@@ -309,9 +309,9 @@ Ref<Resource> ParticlesMaterialConversionPlugin::convert(const Ref<Resource> &p_
 	List<PropertyInfo> params;
 	RS::get_singleton()->shader_get_param_list(mat->get_shader_rid(), &params);
 
-	for (List<PropertyInfo>::Element *E = params.front(); E; E = E->next()) {
-		Variant value = RS::get_singleton()->material_get_param(mat->get_rid(), E->get().name);
-		smat->set_shader_param(E->get().name, value);
+	for (PropertyInfo &E : params) {
+		Variant value = RS::get_singleton()->material_get_param(mat->get_rid(), E.name);
+		smat->set_shader_param(E.name, value);
 	}
 
 	smat->set_render_priority(mat->get_render_priority());
@@ -346,9 +346,9 @@ Ref<Resource> CanvasItemMaterialConversionPlugin::convert(const Ref<Resource> &p
 	List<PropertyInfo> params;
 	RS::get_singleton()->shader_get_param_list(mat->get_shader_rid(), &params);
 
-	for (List<PropertyInfo>::Element *E = params.front(); E; E = E->next()) {
-		Variant value = RS::get_singleton()->material_get_param(mat->get_rid(), E->get().name);
-		smat->set_shader_param(E->get().name, value);
+	for (PropertyInfo &E : params) {
+		Variant value = RS::get_singleton()->material_get_param(mat->get_rid(), E.name);
+		smat->set_shader_param(E.name, value);
 	}
 
 	smat->set_render_priority(mat->get_render_priority());
@@ -383,9 +383,9 @@ Ref<Resource> ProceduralSkyMaterialConversionPlugin::convert(const Ref<Resource>
 	List<PropertyInfo> params;
 	RS::get_singleton()->shader_get_param_list(mat->get_shader_rid(), &params);
 
-	for (List<PropertyInfo>::Element *E = params.front(); E; E = E->next()) {
-		Variant value = RS::get_singleton()->material_get_param(mat->get_rid(), E->get().name);
-		smat->set_shader_param(E->get().name, value);
+	for (PropertyInfo &E : params) {
+		Variant value = RS::get_singleton()->material_get_param(mat->get_rid(), E.name);
+		smat->set_shader_param(E.name, value);
 	}
 
 	smat->set_render_priority(mat->get_render_priority());
@@ -420,9 +420,9 @@ Ref<Resource> PanoramaSkyMaterialConversionPlugin::convert(const Ref<Resource> &
 	List<PropertyInfo> params;
 	RS::get_singleton()->shader_get_param_list(mat->get_shader_rid(), &params);
 
-	for (List<PropertyInfo>::Element *E = params.front(); E; E = E->next()) {
-		Variant value = RS::get_singleton()->material_get_param(mat->get_rid(), E->get().name);
-		smat->set_shader_param(E->get().name, value);
+	for (PropertyInfo &E : params) {
+		Variant value = RS::get_singleton()->material_get_param(mat->get_rid(), E.name);
+		smat->set_shader_param(E.name, value);
 	}
 
 	smat->set_render_priority(mat->get_render_priority());
@@ -457,9 +457,9 @@ Ref<Resource> PhysicalSkyMaterialConversionPlugin::convert(const Ref<Resource> &
 	List<PropertyInfo> params;
 	RS::get_singleton()->shader_get_param_list(mat->get_shader_rid(), &params);
 
-	for (List<PropertyInfo>::Element *E = params.front(); E; E = E->next()) {
-		Variant value = RS::get_singleton()->material_get_param(mat->get_rid(), E->get().name);
-		smat->set_shader_param(E->get().name, value);
+	for (PropertyInfo &E : params) {
+		Variant value = RS::get_singleton()->material_get_param(mat->get_rid(), E.name);
+		smat->set_shader_param(E.name, value);
 	}
 
 	smat->set_render_priority(mat->get_render_priority());
diff --git a/editor/plugins/mesh_instance_3d_editor_plugin.cpp b/editor/plugins/mesh_instance_3d_editor_plugin.cpp
index 91415f4883..9ee1fcb325 100644
--- a/editor/plugins/mesh_instance_3d_editor_plugin.cpp
+++ b/editor/plugins/mesh_instance_3d_editor_plugin.cpp
@@ -90,8 +90,8 @@ void MeshInstance3DEditor::_menu_option(int p_option) {
 
 			ur->create_action(TTR("Create Static Trimesh Body"));
 
-			for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-				MeshInstance3D *instance = Object::cast_to<MeshInstance3D>(E->get());
+			for (Node *E : selection) {
+				MeshInstance3D *instance = Object::cast_to<MeshInstance3D>(E);
 				if (!instance) {
 					continue;
 				}
diff --git a/editor/plugins/mesh_library_editor_plugin.cpp b/editor/plugins/mesh_library_editor_plugin.cpp
index 15b6a0f3a0..b3f92c9d95 100644
--- a/editor/plugins/mesh_library_editor_plugin.cpp
+++ b/editor/plugins/mesh_library_editor_plugin.cpp
@@ -122,23 +122,23 @@ void MeshLibraryEditor::_import_scene(Node *p_scene, Ref<MeshLibrary> p_library,
 			List<uint32_t> shapes;
 			sb->get_shape_owners(&shapes);
 
-			for (List<uint32_t>::Element *E = shapes.front(); E; E = E->next()) {
-				if (sb->is_shape_owner_disabled(E->get())) {
+			for (uint32_t &E : shapes) {
+				if (sb->is_shape_owner_disabled(E)) {
 					continue;
 				}
 
-				//Transform3D shape_transform = sb->shape_owner_get_transform(E->get());
+				//Transform3D shape_transform = sb->shape_owner_get_transform(E);
 
 				//shape_transform.set_origin(shape_transform.get_origin() - phys_offset);
 
-				for (int k = 0; k < sb->shape_owner_get_shape_count(E->get()); k++) {
-					Ref<Shape3D> collision = sb->shape_owner_get_shape(E->get(), k);
+				for (int k = 0; k < sb->shape_owner_get_shape_count(E); k++) {
+					Ref<Shape3D> collision = sb->shape_owner_get_shape(E, k);
 					if (!collision.is_valid()) {
 						continue;
 					}
 					MeshLibrary::ShapeData shape_data;
 					shape_data.shape = collision;
-					shape_data.local_transform = sb->get_transform() * sb->shape_owner_get_transform(E->get());
+					shape_data.local_transform = sb->get_transform() * sb->shape_owner_get_transform(E);
 					collisions.push_back(shape_data);
 				}
 			}
diff --git a/editor/plugins/node_3d_editor_gizmos.cpp b/editor/plugins/node_3d_editor_gizmos.cpp
index 492ba51b8a..393aaff207 100644
--- a/editor/plugins/node_3d_editor_gizmos.cpp
+++ b/editor/plugins/node_3d_editor_gizmos.cpp
@@ -4013,8 +4013,7 @@ void CollisionObject3DGizmoPlugin::redraw(EditorNode3DGizmo *p_gizmo) {
 
 	List<uint32_t> owners;
 	co->get_shape_owners(&owners);
-	for (List<uint32_t>::Element *E = owners.front(); E; E = E->next()) {
-		uint32_t owner_id = E->get();
+	for (uint32_t &owner_id : owners) {
 		Transform3D xform = co->shape_owner_get_transform(owner_id);
 		Object *owner = co->shape_owner_get_owner(owner_id);
 		// Exclude CollisionShape3D and CollisionPolygon3D as they have their gizmo.
@@ -4747,9 +4746,7 @@ void NavigationRegion3DGizmoPlugin::redraw(EditorNode3DGizmo *p_gizmo) {
 		Vector3 *tw = tmeshfaces.ptrw();
 		int tidx = 0;
 
-		for (List<Face3>::Element *E = faces.front(); E; E = E->next()) {
-			const Face3 &f = E->get();
-
+		for (Face3 &f : faces) {
 			for (int j = 0; j < 3; j++) {
 				tw[tidx++] = f.vertex[j];
 				_EdgeKey ek;
diff --git a/editor/plugins/node_3d_editor_plugin.cpp b/editor/plugins/node_3d_editor_plugin.cpp
index ebf593e556..6292ef9f6a 100644
--- a/editor/plugins/node_3d_editor_plugin.cpp
+++ b/editor/plugins/node_3d_editor_plugin.cpp
@@ -1327,8 +1327,8 @@ void Node3DEditorViewport::_sinput(const Ref<InputEvent> &p_event) {
 
 					List<Node *> &selection = editor_selection->get_selected_node_list();
 
-					for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-						Node3D *sp = Object::cast_to<Node3D>(E->get());
+					for (Node *E : selection) {
+						Node3D *sp = Object::cast_to<Node3D>(E);
 						if (!sp) {
 							continue;
 						}
@@ -1771,8 +1771,8 @@ void Node3DEditorViewport::_sinput(const Ref<InputEvent> &p_event) {
 									String::num(motion_snapped.y, snap_step_decimals) + ", " + String::num(motion_snapped.z, snap_step_decimals) + ")");
 
 						List<Node *> &selection = editor_selection->get_selected_node_list();
-						for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-							Node3D *sp = Object::cast_to<Node3D>(E->get());
+						for (Node *E : selection) {
+							Node3D *sp = Object::cast_to<Node3D>(E);
 							if (!sp) {
 								continue;
 							}
@@ -1870,8 +1870,8 @@ void Node3DEditorViewport::_sinput(const Ref<InputEvent> &p_event) {
 									String::num(motion_snapped.y, snap_step_decimals) + ", " + String::num(motion_snapped.z, snap_step_decimals) + ")");
 
 						List<Node *> &selection = editor_selection->get_selected_node_list();
-						for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-							Node3D *sp = Object::cast_to<Node3D>(E->get());
+						for (Node *E : selection) {
+							Node3D *sp = Object::cast_to<Node3D>(E);
 							if (!sp) {
 								continue;
 							}
@@ -1955,8 +1955,8 @@ void Node3DEditorViewport::_sinput(const Ref<InputEvent> &p_event) {
 						bool local_coords = (spatial_editor->are_local_coords_enabled() && _edit.plane != TRANSFORM_VIEW); // Disable local transformation for TRANSFORM_VIEW
 
 						List<Node *> &selection = editor_selection->get_selected_node_list();
-						for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-							Node3D *sp = Object::cast_to<Node3D>(E->get());
+						for (Node *E : selection) {
+							Node3D *sp = Object::cast_to<Node3D>(E);
 							if (!sp) {
 								continue;
 							}
@@ -2186,8 +2186,8 @@ void Node3DEditorViewport::_sinput(const Ref<InputEvent> &p_event) {
 
 			List<Node *> &selection = editor_selection->get_selected_node_list();
 
-			for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-				Node3D *sp = Object::cast_to<Node3D>(E->get());
+			for (Node *E : selection) {
+				Node3D *sp = Object::cast_to<Node3D>(E);
 				if (!sp) {
 					continue;
 				}
@@ -3052,8 +3052,8 @@ void Node3DEditorViewport::_menu_option(int p_option) {
 
 			undo_redo->create_action(TTR("Align Transform with View"));
 
-			for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-				Node3D *sp = Object::cast_to<Node3D>(E->get());
+			for (Node *E : selection) {
+				Node3D *sp = Object::cast_to<Node3D>(E);
 				if (!sp) {
 					continue;
 				}
@@ -3088,8 +3088,8 @@ void Node3DEditorViewport::_menu_option(int p_option) {
 			List<Node *> &selection = editor_selection->get_selected_node_list();
 
 			undo_redo->create_action(TTR("Align Rotation with View"));
-			for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-				Node3D *sp = Object::cast_to<Node3D>(E->get());
+			for (Node *E : selection) {
+				Node3D *sp = Object::cast_to<Node3D>(E);
 				if (!sp) {
 					continue;
 				}
@@ -3741,8 +3741,8 @@ void Node3DEditorViewport::focus_selection() {
 
 	List<Node *> &selection = editor_selection->get_selected_node_list();
 
-	for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-		Node3D *sp = Object::cast_to<Node3D>(E->get());
+	for (Node *E : selection) {
+		Node3D *sp = Object::cast_to<Node3D>(E);
 		if (!sp) {
 			continue;
 		}
@@ -5176,8 +5176,8 @@ void Node3DEditor::_xform_dialog_action() {
 
 	List<Node *> &selection = editor_selection->get_selected_node_list();
 
-	for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-		Node3D *sp = Object::cast_to<Node3D>(E->get());
+	for (Node *E : selection) {
+		Node3D *sp = Object::cast_to<Node3D>(E);
 		if (!sp) {
 			continue;
 		}
@@ -5413,8 +5413,8 @@ void Node3DEditor::_menu_item_pressed(int p_option) {
 
 			List<Node *> &selection = editor_selection->get_selected_node_list();
 
-			for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-				Node3D *spatial = Object::cast_to<Node3D>(E->get());
+			for (Node *E : selection) {
+				Node3D *spatial = Object::cast_to<Node3D>(E);
 				if (!spatial || !spatial->is_inside_tree()) {
 					continue;
 				}
@@ -5438,8 +5438,8 @@ void Node3DEditor::_menu_item_pressed(int p_option) {
 
 			List<Node *> &selection = editor_selection->get_selected_node_list();
 
-			for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-				Node3D *spatial = Object::cast_to<Node3D>(E->get());
+			for (Node *E : selection) {
+				Node3D *spatial = Object::cast_to<Node3D>(E);
 				if (!spatial || !spatial->is_inside_tree()) {
 					continue;
 				}
@@ -5463,8 +5463,8 @@ void Node3DEditor::_menu_item_pressed(int p_option) {
 
 			List<Node *> &selection = editor_selection->get_selected_node_list();
 
-			for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-				Node3D *spatial = Object::cast_to<Node3D>(E->get());
+			for (Node *E : selection) {
+				Node3D *spatial = Object::cast_to<Node3D>(E);
 				if (!spatial || !spatial->is_inside_tree()) {
 					continue;
 				}
@@ -5487,8 +5487,8 @@ void Node3DEditor::_menu_item_pressed(int p_option) {
 			undo_redo->create_action(TTR("Ungroup Selected"));
 			List<Node *> &selection = editor_selection->get_selected_node_list();
 
-			for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-				Node3D *spatial = Object::cast_to<Node3D>(E->get());
+			for (Node *E : selection) {
+				Node3D *spatial = Object::cast_to<Node3D>(E);
 				if (!spatial || !spatial->is_inside_tree()) {
 					continue;
 				}
@@ -6243,14 +6243,14 @@ void Node3DEditor::_refresh_menu_icons() {
 		all_locked = false;
 		all_grouped = false;
 	} else {
-		for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-			if (Object::cast_to<Node3D>(E->get()) && !Object::cast_to<Node3D>(E->get())->has_meta("_edit_lock_")) {
+		for (Node *E : selection) {
+			if (Object::cast_to<Node3D>(E) && !Object::cast_to<Node3D>(E)->has_meta("_edit_lock_")) {
 				all_locked = false;
 				break;
 			}
 		}
-		for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-			if (Object::cast_to<Node3D>(E->get()) && !Object::cast_to<Node3D>(E->get())->has_meta("_edit_group_")) {
+		for (Node *E : selection) {
+			if (Object::cast_to<Node3D>(E) && !Object::cast_to<Node3D>(E)->has_meta("_edit_group_")) {
 				all_grouped = false;
 				break;
 			}
@@ -6303,8 +6303,8 @@ void Node3DEditor::snap_selected_nodes_to_floor() {
 	List<Node *> &selection = editor_selection->get_selected_node_list();
 	Dictionary snap_data;
 
-	for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-		Node3D *sp = Object::cast_to<Node3D>(E->get());
+	for (Node *E : selection) {
+		Node3D *sp = Object::cast_to<Node3D>(E);
 		if (sp) {
 			Vector3 from = Vector3();
 			Vector3 position_offset = Vector3();
diff --git a/editor/plugins/resource_preloader_editor_plugin.cpp b/editor/plugins/resource_preloader_editor_plugin.cpp
index e099c8b5fd..0cb5a2e1e4 100644
--- a/editor/plugins/resource_preloader_editor_plugin.cpp
+++ b/editor/plugins/resource_preloader_editor_plugin.cpp
@@ -181,21 +181,21 @@ void ResourcePreloaderEditor::_update_library() {
 	preloader->get_resource_list(&rnames);
 
 	List<String> names;
-	for (List<StringName>::Element *E = rnames.front(); E; E = E->next()) {
-		names.push_back(E->get());
+	for (StringName &E : rnames) {
+		names.push_back(E);
 	}
 
 	names.sort();
 
-	for (List<String>::Element *E = names.front(); E; E = E->next()) {
+	for (String &E : names) {
 		TreeItem *ti = tree->create_item(root);
 		ti->set_cell_mode(0, TreeItem::CELL_MODE_STRING);
 		ti->set_editable(0, true);
 		ti->set_selectable(0, true);
-		ti->set_text(0, E->get());
-		ti->set_metadata(0, E->get());
+		ti->set_text(0, E);
+		ti->set_metadata(0, E);
 
-		RES r = preloader->get_resource(E->get());
+		RES r = preloader->get_resource(E);
 
 		ERR_CONTINUE(r.is_null());
 
diff --git a/editor/plugins/root_motion_editor_plugin.cpp b/editor/plugins/root_motion_editor_plugin.cpp
index cea76f5233..95e23d0c57 100644
--- a/editor/plugins/root_motion_editor_plugin.cpp
+++ b/editor/plugins/root_motion_editor_plugin.cpp
@@ -70,8 +70,8 @@ void EditorPropertyRootMotion::_node_assign() {
 		List<StringName> animations;
 		player->get_animation_list(&animations);
 
-		for (List<StringName>::Element *E = animations.front(); E; E = E->next()) {
-			Ref<Animation> anim = player->get_animation(E->get());
+		for (StringName &E : animations) {
+			Ref<Animation> anim = player->get_animation(E);
 			for (int i = 0; i < anim->get_track_count(); i++) {
 				paths.insert(anim->track_get_path(i));
 			}
diff --git a/editor/plugins/script_editor_plugin.cpp b/editor/plugins/script_editor_plugin.cpp
index 1851ffdc34..ab783c87e9 100644
--- a/editor/plugins/script_editor_plugin.cpp
+++ b/editor/plugins/script_editor_plugin.cpp
@@ -103,8 +103,8 @@ void EditorStandardSyntaxHighlighter::_update_cache() {
 	const Color type_color = EDITOR_GET("text_editor/highlighting/engine_type_color");
 	List<StringName> types;
 	ClassDB::get_class_list(&types);
-	for (List<StringName>::Element *E = types.front(); E; E = E->next()) {
-		String n = E->get();
+	for (StringName &E : types) {
+		String n = E;
 		if (n.begins_with("_")) {
 			n = n.substr(1, n.length());
 		}
@@ -115,8 +115,8 @@ void EditorStandardSyntaxHighlighter::_update_cache() {
 	const Color usertype_color = EDITOR_GET("text_editor/highlighting/user_type_color");
 	List<StringName> global_classes;
 	ScriptServer::get_global_class_list(&global_classes);
-	for (List<StringName>::Element *E = global_classes.front(); E; E = E->next()) {
-		highlighter->add_keyword_color(E->get(), usertype_color);
+	for (StringName &E : global_classes) {
+		highlighter->add_keyword_color(E, usertype_color);
 	}
 
 	/* Autoloads. */
@@ -134,8 +134,8 @@ void EditorStandardSyntaxHighlighter::_update_cache() {
 		const Color basetype_color = EDITOR_GET("text_editor/highlighting/base_type_color");
 		List<String> core_types;
 		script->get_language()->get_core_type_words(&core_types);
-		for (List<String>::Element *E = core_types.front(); E; E = E->next()) {
-			highlighter->add_keyword_color(E->get(), basetype_color);
+		for (String &E : core_types) {
+			highlighter->add_keyword_color(E, basetype_color);
 		}
 
 		/* Reserved words. */
@@ -143,11 +143,11 @@ void EditorStandardSyntaxHighlighter::_update_cache() {
 		const Color control_flow_keyword_color = EDITOR_GET("text_editor/highlighting/control_flow_keyword_color");
 		List<String> keywords;
 		script->get_language()->get_reserved_words(&keywords);
-		for (List<String>::Element *E = keywords.front(); E; E = E->next()) {
-			if (script->get_language()->is_control_flow_keyword(E->get())) {
-				highlighter->add_keyword_color(E->get(), control_flow_keyword_color);
+		for (String &E : keywords) {
+			if (script->get_language()->is_control_flow_keyword(E)) {
+				highlighter->add_keyword_color(E, control_flow_keyword_color);
 			} else {
-				highlighter->add_keyword_color(E->get(), keyword_color);
+				highlighter->add_keyword_color(E, keyword_color);
 			}
 		}
 
@@ -157,9 +157,9 @@ void EditorStandardSyntaxHighlighter::_update_cache() {
 		if (instance_base != StringName()) {
 			List<PropertyInfo> plist;
 			ClassDB::get_property_list(instance_base, &plist);
-			for (List<PropertyInfo>::Element *E = plist.front(); E; E = E->next()) {
-				String name = E->get().name;
-				if (E->get().usage & PROPERTY_USAGE_CATEGORY || E->get().usage & PROPERTY_USAGE_GROUP || E->get().usage & PROPERTY_USAGE_SUBGROUP) {
+			for (PropertyInfo &E : plist) {
+				String name = E.name;
+				if (E.usage & PROPERTY_USAGE_CATEGORY || E.usage & PROPERTY_USAGE_GROUP || E.usage & PROPERTY_USAGE_SUBGROUP) {
 					continue;
 				}
 				if (name.find("/") != -1) {
@@ -170,8 +170,8 @@ void EditorStandardSyntaxHighlighter::_update_cache() {
 
 			List<String> clist;
 			ClassDB::get_integer_constant_list(instance_base, &clist);
-			for (List<String>::Element *E = clist.front(); E; E = E->next()) {
-				highlighter->add_member_keyword_color(E->get(), member_variable_color);
+			for (String &E : clist) {
+				highlighter->add_member_keyword_color(E, member_variable_color);
 			}
 		}
 
@@ -179,8 +179,7 @@ void EditorStandardSyntaxHighlighter::_update_cache() {
 		const Color comment_color = EDITOR_GET("text_editor/highlighting/comment_color");
 		List<String> comments;
 		script->get_language()->get_comment_delimiters(&comments);
-		for (List<String>::Element *E = comments.front(); E; E = E->next()) {
-			String comment = E->get();
+		for (String &comment : comments) {
 			String beg = comment.get_slice(" ", 0);
 			String end = comment.get_slice_count(" ") > 1 ? comment.get_slice(" ", 1) : String();
 			highlighter->add_color_region(beg, end, comment_color, end == "");
@@ -190,8 +189,7 @@ void EditorStandardSyntaxHighlighter::_update_cache() {
 		const Color string_color = EDITOR_GET("text_editor/highlighting/string_color");
 		List<String> strings;
 		script->get_language()->get_string_delimiters(&strings);
-		for (List<String>::Element *E = strings.front(); E; E = E->next()) {
-			String string = E->get();
+		for (String &string : strings) {
 			String beg = string.get_slice(" ", 0);
 			String end = string.get_slice_count(" ") > 1 ? string.get_slice(" ", 1) : String();
 			highlighter->add_color_region(beg, end, string_color, end == "");
diff --git a/editor/plugins/script_text_editor.cpp b/editor/plugins/script_text_editor.cpp
index 1a6dfa273e..f9a0f307c3 100644
--- a/editor/plugins/script_text_editor.cpp
+++ b/editor/plugins/script_text_editor.cpp
@@ -50,9 +50,7 @@ void ConnectionInfoDialog::popup_connections(String p_method, Vector<Node *> p_n
 		List<Connection> all_connections;
 		p_nodes[i]->get_signals_connected_to_this(&all_connections);
 
-		for (List<Connection>::Element *E = all_connections.front(); E; E = E->next()) {
-			Connection connection = E->get();
-
+		for (Connection &connection : all_connections) {
 			if (connection.callable.get_method() != p_method) {
 				continue;
 			}
@@ -116,8 +114,8 @@ Vector<String> ScriptTextEditor::get_functions() {
 	if (script->get_language()->validate(text, script->get_path(), &fnc)) {
 		//if valid rewrite functions to latest
 		functions.clear();
-		for (List<String>::Element *E = fnc.front(); E; E = E->next()) {
-			functions.push_back(E->get());
+		for (String &E : fnc) {
+			functions.push_back(E);
 		}
 	}
 
@@ -203,8 +201,7 @@ void ScriptTextEditor::_set_theme_for_script() {
 	List<String> strings;
 	script->get_language()->get_string_delimiters(&strings);
 	text_edit->clear_string_delimiters();
-	for (List<String>::Element *E = strings.front(); E; E = E->next()) {
-		String string = E->get();
+	for (String &string : strings) {
 		String beg = string.get_slice(" ", 0);
 		String end = string.get_slice_count(" ") > 1 ? string.get_slice(" ", 1) : String();
 		text_edit->add_string_delimiter(beg, end, end == "");
@@ -213,8 +210,7 @@ void ScriptTextEditor::_set_theme_for_script() {
 	List<String> comments;
 	script->get_language()->get_comment_delimiters(&comments);
 	text_edit->clear_comment_delimiters();
-	for (List<String>::Element *E = comments.front(); E; E = E->next()) {
-		String comment = E->get();
+	for (String &comment : comments) {
 		String beg = comment.get_slice(" ", 0);
 		String end = comment.get_slice_count(" ") > 1 ? comment.get_slice(" ", 1) : String();
 		text_edit->add_comment_delimiter(beg, end, end == "");
@@ -417,8 +413,8 @@ void ScriptTextEditor::_validate_script() {
 		}
 
 		functions.clear();
-		for (List<String>::Element *E = fnc.front(); E; E = E->next()) {
-			functions.push_back(E->get());
+		for (String &E : fnc) {
+			functions.push_back(E);
 		}
 		script_is_valid = true;
 	}
@@ -432,9 +428,7 @@ void ScriptTextEditor::_validate_script() {
 		Node *base = get_tree()->get_edited_scene_root();
 		if (base && missing_connections.size() > 0) {
 			warnings_panel->push_table(1);
-			for (List<Connection>::Element *E = missing_connections.front(); E; E = E->next()) {
-				Connection connection = E->get();
-
+			for (Connection &connection : missing_connections) {
 				String base_path = base->get_name();
 				String source_path = base == connection.signal.get_object() ? base_path : base_path + "/" + base->get_path_to(Object::cast_to<Node>(connection.signal.get_object()));
 				String target_path = base == connection.callable.get_object() ? base_path : base_path + "/" + base->get_path_to(Object::cast_to<Node>(connection.callable.get_object()));
@@ -456,9 +450,7 @@ void ScriptTextEditor::_validate_script() {
 
 	// Add script warnings.
 	warnings_panel->push_table(3);
-	for (List<ScriptLanguage::Warning>::Element *E = warnings.front(); E; E = E->next()) {
-		ScriptLanguage::Warning w = E->get();
-
+	for (ScriptLanguage::Warning &w : warnings) {
 		Dictionary ignore_meta;
 		ignore_meta["line"] = w.start_line;
 		ignore_meta["code"] = w.string_code.to_lower();
@@ -488,9 +480,7 @@ void ScriptTextEditor::_validate_script() {
 
 	errors_panel->clear();
 	errors_panel->push_table(2);
-	for (List<ScriptLanguage::ScriptError>::Element *E = errors.front(); E; E = E->next()) {
-		ScriptLanguage::ScriptError err = E->get();
-
+	for (ScriptLanguage::ScriptError &err : errors) {
 		errors_panel->push_cell();
 		errors_panel->push_meta(err.line - 1);
 		errors_panel->push_color(warnings_panel->get_theme_color(SNAME("error_color"), SNAME("Editor")));
@@ -511,8 +501,8 @@ void ScriptTextEditor::_validate_script() {
 		if (errors.is_empty()) {
 			te->set_line_background_color(i, Color(0, 0, 0, 0));
 		} else {
-			for (List<ScriptLanguage::ScriptError>::Element *E = errors.front(); E; E = E->next()) {
-				bool error_line = i == E->get().line - 1;
+			for (ScriptLanguage::ScriptError &E : errors) {
+				bool error_line = i == E.line - 1;
 				te->set_line_background_color(i, error_line ? marked_line_color : Color(0, 0, 0, 0));
 				if (error_line) {
 					break;
@@ -910,8 +900,7 @@ void ScriptTextEditor::_update_connected_methods() {
 		List<Connection> connections;
 		nodes[i]->get_signals_connected_to_this(&connections);
 
-		for (List<Connection>::Element *E = connections.front(); E; E = E->next()) {
-			Connection connection = E->get();
+		for (Connection &connection : connections) {
 			if (!(connection.flags & CONNECT_PERSIST)) {
 				continue;
 			}
@@ -1286,8 +1275,7 @@ void ScriptTextEditor::_edit_option_toggle_inline_comment() {
 	List<String> comment_delimiters;
 	script->get_language()->get_comment_delimiters(&comment_delimiters);
 
-	for (List<String>::Element *E = comment_delimiters.front(); E; E = E->next()) {
-		String script_delimiter = E->get();
+	for (String &script_delimiter : comment_delimiters) {
 		if (script_delimiter.find(" ") == -1) {
 			delimiter = script_delimiter;
 			break;
diff --git a/editor/plugins/shader_editor_plugin.cpp b/editor/plugins/shader_editor_plugin.cpp
index 0d65dec87b..6c589ee07c 100644
--- a/editor/plugins/shader_editor_plugin.cpp
+++ b/editor/plugins/shader_editor_plugin.cpp
@@ -118,11 +118,11 @@ void ShaderTextEditor::_load_theme_settings() {
 	const Color keyword_color = EDITOR_GET("text_editor/highlighting/keyword_color");
 	const Color control_flow_keyword_color = EDITOR_GET("text_editor/highlighting/control_flow_keyword_color");
 
-	for (List<String>::Element *E = keywords.front(); E; E = E->next()) {
-		if (ShaderLanguage::is_control_flow_keyword(E->get())) {
-			syntax_highlighter->add_keyword_color(E->get(), control_flow_keyword_color);
+	for (String &E : keywords) {
+		if (ShaderLanguage::is_control_flow_keyword(E)) {
+			syntax_highlighter->add_keyword_color(E, control_flow_keyword_color);
 		} else {
-			syntax_highlighter->add_keyword_color(E->get(), keyword_color);
+			syntax_highlighter->add_keyword_color(E, keyword_color);
 		}
 	}
 
@@ -144,8 +144,8 @@ void ShaderTextEditor::_load_theme_settings() {
 
 	const Color member_variable_color = EDITOR_GET("text_editor/highlighting/member_variable_color");
 
-	for (List<String>::Element *E = built_ins.front(); E; E = E->next()) {
-		syntax_highlighter->add_keyword_color(E->get(), member_variable_color);
+	for (String &E : built_ins) {
+		syntax_highlighter->add_keyword_color(E, member_variable_color);
 	}
 
 	// Colorize comments.
diff --git a/editor/plugins/sprite_frames_editor_plugin.cpp b/editor/plugins/sprite_frames_editor_plugin.cpp
index 9bb8fbacbb..486a40a4fd 100644
--- a/editor/plugins/sprite_frames_editor_plugin.cpp
+++ b/editor/plugins/sprite_frames_editor_plugin.cpp
@@ -365,8 +365,8 @@ void SpriteFramesEditor::_file_load_request(const Vector<String> &p_path, int p_
 
 	int count = 0;
 
-	for (List<Ref<Texture2D>>::Element *E = resources.front(); E; E = E->next()) {
-		undo_redo->add_do_method(frames, "add_frame", edited_anim, E->get(), p_at_pos == -1 ? -1 : p_at_pos + count);
+	for (Ref<Texture2D> &E : resources) {
+		undo_redo->add_do_method(frames, "add_frame", edited_anim, E, p_at_pos == -1 ? -1 : p_at_pos + count);
 		undo_redo->add_undo_method(frames, "remove_frame", edited_anim, p_at_pos == -1 ? fc : p_at_pos);
 		count++;
 	}
@@ -624,10 +624,10 @@ void SpriteFramesEditor::_animation_name_edited() {
 	undo_redo->add_do_method(frames, "rename_animation", edited_anim, name);
 	undo_redo->add_undo_method(frames, "rename_animation", name, edited_anim);
 
-	for (List<Node *>::Element *E = nodes.front(); E; E = E->next()) {
-		String current = E->get()->call("get_animation");
-		undo_redo->add_do_method(E->get(), "set_animation", name);
-		undo_redo->add_undo_method(E->get(), "set_animation", edited_anim);
+	for (Node *E : nodes) {
+		String current = E->call("get_animation");
+		undo_redo->add_do_method(E, "set_animation", name);
+		undo_redo->add_undo_method(E, "set_animation", edited_anim);
 	}
 
 	undo_redo->add_do_method(this, "_update_library");
@@ -655,10 +655,10 @@ void SpriteFramesEditor::_animation_add() {
 	undo_redo->add_do_method(this, "_update_library");
 	undo_redo->add_undo_method(this, "_update_library");
 
-	for (List<Node *>::Element *E = nodes.front(); E; E = E->next()) {
-		String current = E->get()->call("get_animation");
-		undo_redo->add_do_method(E->get(), "set_animation", name);
-		undo_redo->add_undo_method(E->get(), "set_animation", current);
+	for (Node *E : nodes) {
+		String current = E->call("get_animation");
+		undo_redo->add_do_method(E, "set_animation", name);
+		undo_redo->add_undo_method(E, "set_animation", current);
 	}
 
 	edited_anim = name;
@@ -788,8 +788,8 @@ void SpriteFramesEditor::_update_library(bool p_skip_selector) {
 
 		anim_names.sort_custom<StringName::AlphCompare>();
 
-		for (List<StringName>::Element *E = anim_names.front(); E; E = E->next()) {
-			String name = E->get();
+		for (StringName &E : anim_names) {
+			String name = E;
 
 			TreeItem *it = animations->create_item(anim_root);
 
@@ -798,7 +798,7 @@ void SpriteFramesEditor::_update_library(bool p_skip_selector) {
 			it->set_text(0, name);
 			it->set_editable(0, true);
 
-			if (E->get() == edited_anim) {
+			if (E == edited_anim) {
 				it->select(0);
 			}
 		}
diff --git a/editor/plugins/texture_region_editor_plugin.cpp b/editor/plugins/texture_region_editor_plugin.cpp
index e323f1571d..34227ee894 100644
--- a/editor/plugins/texture_region_editor_plugin.cpp
+++ b/editor/plugins/texture_region_editor_plugin.cpp
@@ -144,8 +144,7 @@ void TextureRegionEditor::_region_draw() {
 			}
 		}
 	} else if (snap_mode == SNAP_AUTOSLICE) {
-		for (List<Rect2>::Element *E = autoslice_cache.front(); E; E = E->next()) {
-			Rect2 r = E->get();
+		for (Rect2 &r : autoslice_cache) {
 			Vector2 endpoints[4] = {
 				mtx.basis_xform(r.position),
 				mtx.basis_xform(r.position + Vector2(r.size.x, 0)),
@@ -328,9 +327,9 @@ void TextureRegionEditor::_region_input(const Ref<InputEvent> &p_input) {
 				}
 				if (edited_margin < 0 && snap_mode == SNAP_AUTOSLICE) {
 					Vector2 point = mtx.affine_inverse().xform(Vector2(mb->get_position().x, mb->get_position().y));
-					for (List<Rect2>::Element *E = autoslice_cache.front(); E; E = E->next()) {
-						if (E->get().has_point(point)) {
-							rect = E->get();
+					for (Rect2 &E : autoslice_cache) {
+						if (E.has_point(point)) {
+							rect = E;
 							if (Input::get_singleton()->is_key_pressed(KEY_CTRL) && !(Input::get_singleton()->is_key_pressed(KEY_SHIFT | KEY_ALT))) {
 								Rect2 r;
 								if (node_sprite) {
@@ -749,12 +748,12 @@ void TextureRegionEditor::_update_autoslice() {
 		for (int x = 0; x < texture->get_width(); x++) {
 			if (texture->is_pixel_opaque(x, y)) {
 				bool found = false;
-				for (List<Rect2>::Element *E = autoslice_cache.front(); E; E = E->next()) {
-					Rect2 grown = E->get().grow(1.5);
+				for (Rect2 &E : autoslice_cache) {
+					Rect2 grown = E.grow(1.5);
 					if (grown.has_point(Point2(x, y))) {
-						E->get().expand_to(Point2(x, y));
-						E->get().expand_to(Point2(x + 1, y + 1));
-						x = E->get().position.x + E->get().size.x - 1;
+						E.expand_to(Point2(x, y));
+						E.expand_to(Point2(x + 1, y + 1));
+						x = E.position.x + E.size.x - 1;
 						bool merged = true;
 						while (merged) {
 							merged = false;
@@ -764,12 +763,12 @@ void TextureRegionEditor::_update_autoslice() {
 									autoslice_cache.erase(F->prev());
 									queue_erase = false;
 								}
-								if (F == E) {
+								if (F->get() == E) {
 									continue;
 								}
-								if (E->get().grow(1).intersects(F->get())) {
-									E->get().expand_to(F->get().position);
-									E->get().expand_to(F->get().position + F->get().size);
+								if (E.grow(1).intersects(F->get())) {
+									E.expand_to(F->get().position);
+									E.expand_to(F->get().position + F->get().size);
 									if (F->prev()) {
 										F = F->prev();
 										autoslice_cache.erase(F->next());
diff --git a/editor/plugins/theme_editor_plugin.cpp b/editor/plugins/theme_editor_plugin.cpp
index 9338ea6ddd..991c298caa 100644
--- a/editor/plugins/theme_editor_plugin.cpp
+++ b/editor/plugins/theme_editor_plugin.cpp
@@ -65,8 +65,8 @@ void ThemeItemImportTree::_update_items_tree() {
 	tree_icon_items.clear();
 	tree_stylebox_items.clear();
 
-	for (List<StringName>::Element *E = types.front(); E; E = E->next()) {
-		String type_name = (String)E->get();
+	for (StringName &E : types) {
+		String type_name = (String)E;
 
 		TreeItem *type_node = import_items_tree->create_item(root);
 		type_node->set_meta("_can_be_imported", false);
@@ -89,12 +89,12 @@ void ThemeItemImportTree::_update_items_tree() {
 
 			names.clear();
 			filtered_names.clear();
-			base_theme->get_theme_item_list(dt, E->get(), &names);
+			base_theme->get_theme_item_list(dt, E, &names);
 
 			bool data_type_has_filtered_items = false;
 
-			for (List<StringName>::Element *F = names.front(); F; F = F->next()) {
-				String item_name = (String)F->get();
+			for (StringName &F : names) {
+				String item_name = (String)F;
 				bool is_item_matching_filter = (item_name.findn(filter_text) > -1);
 				if (!filter_text.is_empty() && !is_matching_filter && !is_item_matching_filter) {
 					continue;
@@ -105,7 +105,7 @@ void ThemeItemImportTree::_update_items_tree() {
 					has_filtered_items = true;
 					data_type_has_filtered_items = true;
 				}
-				filtered_names.push_back(F->get());
+				filtered_names.push_back(F);
 			}
 
 			if (filtered_names.size() == 0) {
@@ -182,10 +182,10 @@ void ThemeItemImportTree::_update_items_tree() {
 			bool data_type_any_checked_with_data = false;
 
 			filtered_names.sort_custom<StringName::AlphCompare>();
-			for (List<StringName>::Element *F = filtered_names.front(); F; F = F->next()) {
+			for (StringName &F : filtered_names) {
 				TreeItem *item_node = import_items_tree->create_item(data_type_node);
 				item_node->set_meta("_can_be_imported", true);
-				item_node->set_text(0, F->get());
+				item_node->set_text(0, F);
 				item_node->set_cell_mode(IMPORT_ITEM, TreeItem::CELL_MODE_CHECK);
 				item_node->set_checked(IMPORT_ITEM, false);
 				item_node->set_editable(IMPORT_ITEM, true);
@@ -1236,16 +1236,16 @@ void ThemeItemEditorDialog::_update_edit_types() {
 	bool item_reselected = false;
 	edit_type_list->clear();
 	int e_idx = 0;
-	for (List<StringName>::Element *E = theme_types.front(); E; E = E->next()) {
+	for (StringName &E : theme_types) {
 		Ref<Texture2D> item_icon;
-		if (E->get() == "") {
+		if (E == "") {
 			item_icon = get_theme_icon(SNAME("NodeDisabled"), SNAME("EditorIcons"));
 		} else {
-			item_icon = EditorNode::get_singleton()->get_class_icon(E->get(), "NodeDisabled");
+			item_icon = EditorNode::get_singleton()->get_class_icon(E, "NodeDisabled");
 		}
-		edit_type_list->add_item(E->get(), item_icon);
+		edit_type_list->add_item(E, item_icon);
 
-		if (E->get() == edited_item_type) {
+		if (E == edited_item_type) {
 			edit_type_list->select(e_idx);
 			item_reselected = true;
 		}
@@ -1318,9 +1318,9 @@ void ThemeItemEditorDialog::_update_edit_item_tree(String p_item_type) {
 			color_root->add_button(0, get_theme_icon(SNAME("Clear"), SNAME("EditorIcons")), ITEMS_TREE_REMOVE_DATA_TYPE, false, TTR("Remove All Color Items"));
 
 			names.sort_custom<StringName::AlphCompare>();
-			for (List<StringName>::Element *E = names.front(); E; E = E->next()) {
+			for (StringName &E : names) {
 				TreeItem *item = edit_items_tree->create_item(color_root);
-				item->set_text(0, E->get());
+				item->set_text(0, E);
 				item->add_button(0, get_theme_icon(SNAME("Edit"), SNAME("EditorIcons")), ITEMS_TREE_RENAME_ITEM, false, TTR("Rename Item"));
 				item->add_button(0, get_theme_icon(SNAME("Remove"), SNAME("EditorIcons")), ITEMS_TREE_REMOVE_ITEM, false, TTR("Remove Item"));
 			}
@@ -1339,9 +1339,9 @@ void ThemeItemEditorDialog::_update_edit_item_tree(String p_item_type) {
 			constant_root->add_button(0, get_theme_icon(SNAME("Clear"), SNAME("EditorIcons")), ITEMS_TREE_REMOVE_DATA_TYPE, false, TTR("Remove All Constant Items"));
 
 			names.sort_custom<StringName::AlphCompare>();
-			for (List<StringName>::Element *E = names.front(); E; E = E->next()) {
+			for (StringName &E : names) {
 				TreeItem *item = edit_items_tree->create_item(constant_root);
-				item->set_text(0, E->get());
+				item->set_text(0, E);
 				item->add_button(0, get_theme_icon(SNAME("Edit"), SNAME("EditorIcons")), ITEMS_TREE_RENAME_ITEM, false, TTR("Rename Item"));
 				item->add_button(0, get_theme_icon(SNAME("Remove"), SNAME("EditorIcons")), ITEMS_TREE_REMOVE_ITEM, false, TTR("Remove Item"));
 			}
@@ -1360,9 +1360,9 @@ void ThemeItemEditorDialog::_update_edit_item_tree(String p_item_type) {
 			font_root->add_button(0, get_theme_icon(SNAME("Clear"), SNAME("EditorIcons")), ITEMS_TREE_REMOVE_DATA_TYPE, false, TTR("Remove All Font Items"));
 
 			names.sort_custom<StringName::AlphCompare>();
-			for (List<StringName>::Element *E = names.front(); E; E = E->next()) {
+			for (StringName &E : names) {
 				TreeItem *item = edit_items_tree->create_item(font_root);
-				item->set_text(0, E->get());
+				item->set_text(0, E);
 				item->add_button(0, get_theme_icon(SNAME("Edit"), SNAME("EditorIcons")), ITEMS_TREE_RENAME_ITEM, false, TTR("Rename Item"));
 				item->add_button(0, get_theme_icon(SNAME("Remove"), SNAME("EditorIcons")), ITEMS_TREE_REMOVE_ITEM, false, TTR("Remove Item"));
 			}
@@ -1381,9 +1381,9 @@ void ThemeItemEditorDialog::_update_edit_item_tree(String p_item_type) {
 			font_size_root->add_button(0, get_theme_icon(SNAME("Clear"), SNAME("EditorIcons")), ITEMS_TREE_REMOVE_DATA_TYPE, false, TTR("Remove All Font Size Items"));
 
 			names.sort_custom<StringName::AlphCompare>();
-			for (List<StringName>::Element *E = names.front(); E; E = E->next()) {
+			for (StringName &E : names) {
 				TreeItem *item = edit_items_tree->create_item(font_size_root);
-				item->set_text(0, E->get());
+				item->set_text(0, E);
 				item->add_button(0, get_theme_icon(SNAME("Edit"), SNAME("EditorIcons")), ITEMS_TREE_RENAME_ITEM, false, TTR("Rename Item"));
 				item->add_button(0, get_theme_icon(SNAME("Remove"), SNAME("EditorIcons")), ITEMS_TREE_REMOVE_ITEM, false, TTR("Remove Item"));
 			}
@@ -1402,9 +1402,9 @@ void ThemeItemEditorDialog::_update_edit_item_tree(String p_item_type) {
 			icon_root->add_button(0, get_theme_icon(SNAME("Clear"), SNAME("EditorIcons")), ITEMS_TREE_REMOVE_DATA_TYPE, false, TTR("Remove All Icon Items"));
 
 			names.sort_custom<StringName::AlphCompare>();
-			for (List<StringName>::Element *E = names.front(); E; E = E->next()) {
+			for (StringName &E : names) {
 				TreeItem *item = edit_items_tree->create_item(icon_root);
-				item->set_text(0, E->get());
+				item->set_text(0, E);
 				item->add_button(0, get_theme_icon(SNAME("Edit"), SNAME("EditorIcons")), ITEMS_TREE_RENAME_ITEM, false, TTR("Rename Item"));
 				item->add_button(0, get_theme_icon(SNAME("Remove"), SNAME("EditorIcons")), ITEMS_TREE_REMOVE_ITEM, false, TTR("Remove Item"));
 			}
@@ -1423,9 +1423,9 @@ void ThemeItemEditorDialog::_update_edit_item_tree(String p_item_type) {
 			stylebox_root->add_button(0, get_theme_icon(SNAME("Clear"), SNAME("EditorIcons")), ITEMS_TREE_REMOVE_DATA_TYPE, false, TTR("Remove All StyleBox Items"));
 
 			names.sort_custom<StringName::AlphCompare>();
-			for (List<StringName>::Element *E = names.front(); E; E = E->next()) {
+			for (StringName &E : names) {
 				TreeItem *item = edit_items_tree->create_item(stylebox_root);
-				item->set_text(0, E->get());
+				item->set_text(0, E);
 				item->add_button(0, get_theme_icon(SNAME("Edit"), SNAME("EditorIcons")), ITEMS_TREE_RENAME_ITEM, false, TTR("Rename Item"));
 				item->add_button(0, get_theme_icon(SNAME("Remove"), SNAME("EditorIcons")), ITEMS_TREE_REMOVE_ITEM, false, TTR("Remove Item"));
 			}
@@ -1507,8 +1507,8 @@ void ThemeItemEditorDialog::_remove_data_type_items(Theme::DataType p_data_type,
 	edited_theme->_freeze_change_propagation();
 
 	edited_theme->get_theme_item_list(p_data_type, p_item_type, &names);
-	for (List<StringName>::Element *E = names.front(); E; E = E->next()) {
-		edited_theme->clear_theme_item(p_data_type, E->get(), p_item_type);
+	for (StringName &E : names) {
+		edited_theme->clear_theme_item(p_data_type, E, p_item_type);
 	}
 
 	// Allow changes to be reported now that the operation is finished.
@@ -1526,9 +1526,9 @@ void ThemeItemEditorDialog::_remove_class_items() {
 
 		names.clear();
 		Theme::get_default()->get_theme_item_list(data_type, edited_item_type, &names);
-		for (List<StringName>::Element *E = names.front(); E; E = E->next()) {
-			if (edited_theme->has_theme_item_nocheck(data_type, E->get(), edited_item_type)) {
-				edited_theme->clear_theme_item(data_type, E->get(), edited_item_type);
+		for (StringName &E : names) {
+			if (edited_theme->has_theme_item_nocheck(data_type, E, edited_item_type)) {
+				edited_theme->clear_theme_item(data_type, E, edited_item_type);
 			}
 		}
 	}
@@ -1550,9 +1550,9 @@ void ThemeItemEditorDialog::_remove_custom_items() {
 
 		names.clear();
 		edited_theme->get_theme_item_list(data_type, edited_item_type, &names);
-		for (List<StringName>::Element *E = names.front(); E; E = E->next()) {
-			if (!Theme::get_default()->has_theme_item_nocheck(data_type, E->get(), edited_item_type)) {
-				edited_theme->clear_theme_item(data_type, E->get(), edited_item_type);
+		for (StringName &E : names) {
+			if (!Theme::get_default()->has_theme_item_nocheck(data_type, E, edited_item_type)) {
+				edited_theme->clear_theme_item(data_type, E, edited_item_type);
 			}
 		}
 	}
@@ -1574,8 +1574,8 @@ void ThemeItemEditorDialog::_remove_all_items() {
 
 		names.clear();
 		edited_theme->get_theme_item_list(data_type, edited_item_type, &names);
-		for (List<StringName>::Element *E = names.front(); E; E = E->next()) {
-			edited_theme->clear_theme_item(data_type, E->get(), edited_item_type);
+		for (StringName &E : names) {
+			edited_theme->clear_theme_item(data_type, E, edited_item_type);
 		}
 	}
 
@@ -1927,8 +1927,8 @@ ThemeItemEditorDialog::ThemeItemEditorDialog() {
 	import_another_theme_dialog->set_title(TTR("Select Another Theme Resource:"));
 	List<String> ext;
 	ResourceLoader::get_recognized_extensions_for_type("Theme", &ext);
-	for (List<String>::Element *E = ext.front(); E; E = E->next()) {
-		import_another_theme_dialog->add_filter("*." + E->get() + "; Theme Resource");
+	for (String &E : ext) {
+		import_another_theme_dialog->add_filter("*." + E + "; Theme Resource");
 	}
 	import_another_file_hb->add_child(import_another_theme_dialog);
 	import_another_theme_dialog->connect("file_selected", callable_mp(this, &ThemeItemEditorDialog::_select_another_theme_cbk));
@@ -1969,26 +1969,26 @@ void ThemeTypeDialog::_update_add_type_options(const String &p_filter) {
 	names.sort_custom<StringName::AlphCompare>();
 
 	Vector<StringName> unique_names;
-	for (List<StringName>::Element *E = names.front(); E; E = E->next()) {
+	for (StringName &E : names) {
 		// Filter out undesired values.
-		if (!p_filter.is_subsequence_ofi(String(E->get()))) {
+		if (!p_filter.is_subsequence_ofi(String(E))) {
 			continue;
 		}
 
 		// Skip duplicate values.
-		if (unique_names.has(E->get())) {
+		if (unique_names.has(E)) {
 			continue;
 		}
-		unique_names.append(E->get());
+		unique_names.append(E);
 
 		Ref<Texture2D> item_icon;
-		if (E->get() == "") {
+		if (E == "") {
 			item_icon = get_theme_icon(SNAME("NodeDisabled"), SNAME("EditorIcons"));
 		} else {
-			item_icon = EditorNode::get_singleton()->get_class_icon(E->get(), "NodeDisabled");
+			item_icon = EditorNode::get_singleton()->get_class_icon(E, "NodeDisabled");
 		}
 
-		add_type_options->add_item(E->get(), item_icon);
+		add_type_options->add_item(E, item_icon);
 	}
 }
 
@@ -2132,16 +2132,16 @@ void ThemeTypeEditor::_update_type_list() {
 
 		bool item_reselected = false;
 		int e_idx = 0;
-		for (List<StringName>::Element *E = theme_types.front(); E; E = E->next()) {
+		for (StringName &E : theme_types) {
 			Ref<Texture2D> item_icon;
-			if (E->get() == "") {
+			if (E == "") {
 				item_icon = get_theme_icon(SNAME("NodeDisabled"), SNAME("EditorIcons"));
 			} else {
-				item_icon = EditorNode::get_singleton()->get_class_icon(E->get(), "NodeDisabled");
+				item_icon = EditorNode::get_singleton()->get_class_icon(E, "NodeDisabled");
 			}
-			theme_type_list->add_icon_item(item_icon, E->get());
+			theme_type_list->add_icon_item(item_icon, E);
 
-			if (E->get() == edited_type) {
+			if (E == edited_type) {
 				theme_type_list->select(e_idx);
 				item_reselected = true;
 			}
@@ -2182,8 +2182,8 @@ OrderedHashMap<StringName, bool> ThemeTypeEditor::_get_type_items(String p_type_
 
 		(Theme::get_default().operator->()->*get_list_func)(default_type, &names);
 		names.sort_custom<StringName::AlphCompare>();
-		for (List<StringName>::Element *E = names.front(); E; E = E->next()) {
-			items[E->get()] = false;
+		for (StringName &E : names) {
+			items[E] = false;
 		}
 	}
 
@@ -2191,8 +2191,8 @@ OrderedHashMap<StringName, bool> ThemeTypeEditor::_get_type_items(String p_type_
 		names.clear();
 		(edited_theme.operator->()->*get_list_func)(p_type_name, &names);
 		names.sort_custom<StringName::AlphCompare>();
-		for (List<StringName>::Element *E = names.front(); E; E = E->next()) {
-			items[E->get()] = true;
+		for (StringName &E : names) {
+			items[E] = true;
 		}
 	}
 
@@ -2203,8 +2203,8 @@ OrderedHashMap<StringName, bool> ThemeTypeEditor::_get_type_items(String p_type_
 	keys.sort_custom<StringName::AlphCompare>();
 
 	OrderedHashMap<StringName, bool> ordered_items;
-	for (List<StringName>::Element *E = keys.front(); E; E = E->next()) {
-		ordered_items[E->get()] = items[E->get()];
+	for (StringName &E : keys) {
+		ordered_items[E] = items[E];
 	}
 
 	return ordered_items;
@@ -2580,54 +2580,54 @@ void ThemeTypeEditor::_add_default_type_items() {
 	{
 		names.clear();
 		Theme::get_default()->get_icon_list(default_type, &names);
-		for (List<StringName>::Element *E = names.front(); E; E = E->next()) {
-			if (!edited_theme->has_icon(E->get(), edited_type)) {
-				edited_theme->set_icon(E->get(), edited_type, Ref<Texture2D>());
+		for (StringName &E : names) {
+			if (!edited_theme->has_icon(E, edited_type)) {
+				edited_theme->set_icon(E, edited_type, Ref<Texture2D>());
 			}
 		}
 	}
 	{
 		names.clear();
 		Theme::get_default()->get_stylebox_list(default_type, &names);
-		for (List<StringName>::Element *E = names.front(); E; E = E->next()) {
-			if (!edited_theme->has_stylebox(E->get(), edited_type)) {
-				edited_theme->set_stylebox(E->get(), edited_type, Ref<StyleBox>());
+		for (StringName &E : names) {
+			if (!edited_theme->has_stylebox(E, edited_type)) {
+				edited_theme->set_stylebox(E, edited_type, Ref<StyleBox>());
 			}
 		}
 	}
 	{
 		names.clear();
 		Theme::get_default()->get_font_list(default_type, &names);
-		for (List<StringName>::Element *E = names.front(); E; E = E->next()) {
-			if (!edited_theme->has_font(E->get(), edited_type)) {
-				edited_theme->set_font(E->get(), edited_type, Ref<Font>());
+		for (StringName &E : names) {
+			if (!edited_theme->has_font(E, edited_type)) {
+				edited_theme->set_font(E, edited_type, Ref<Font>());
 			}
 		}
 	}
 	{
 		names.clear();
 		Theme::get_default()->get_font_size_list(default_type, &names);
-		for (List<StringName>::Element *E = names.front(); E; E = E->next()) {
-			if (!edited_theme->has_font_size(E->get(), edited_type)) {
-				edited_theme->set_font_size(E->get(), edited_type, Theme::get_default()->get_font_size(E->get(), default_type));
+		for (StringName &E : names) {
+			if (!edited_theme->has_font_size(E, edited_type)) {
+				edited_theme->set_font_size(E, edited_type, Theme::get_default()->get_font_size(E, default_type));
 			}
 		}
 	}
 	{
 		names.clear();
 		Theme::get_default()->get_color_list(default_type, &names);
-		for (List<StringName>::Element *E = names.front(); E; E = E->next()) {
-			if (!edited_theme->has_color(E->get(), edited_type)) {
-				edited_theme->set_color(E->get(), edited_type, Theme::get_default()->get_color(E->get(), default_type));
+		for (StringName &E : names) {
+			if (!edited_theme->has_color(E, edited_type)) {
+				edited_theme->set_color(E, edited_type, Theme::get_default()->get_color(E, default_type));
 			}
 		}
 	}
 	{
 		names.clear();
 		Theme::get_default()->get_constant_list(default_type, &names);
-		for (List<StringName>::Element *E = names.front(); E; E = E->next()) {
-			if (!edited_theme->has_constant(E->get(), edited_type)) {
-				edited_theme->set_constant(E->get(), edited_type, Theme::get_default()->get_constant(E->get(), default_type));
+		for (StringName &E : names) {
+			if (!edited_theme->has_constant(E, edited_type)) {
+				edited_theme->set_constant(E, edited_type, Theme::get_default()->get_constant(E, default_type));
 			}
 		}
 	}
@@ -2882,12 +2882,12 @@ void ThemeTypeEditor::_update_stylebox_from_leading() {
 	List<StringName> names;
 	edited_theme->get_stylebox_list(edited_type, &names);
 	List<Ref<StyleBox>> styleboxes;
-	for (List<StringName>::Element *E = names.front(); E; E = E->next()) {
-		if (E->get() == leading_stylebox.item_name) {
+	for (StringName &E : names) {
+		if (E == leading_stylebox.item_name) {
 			continue;
 		}
 
-		Ref<StyleBox> sb = edited_theme->get_stylebox(E->get(), edited_type);
+		Ref<StyleBox> sb = edited_theme->get_stylebox(E, edited_type);
 		if (sb->get_class() == leading_stylebox.stylebox->get_class()) {
 			styleboxes.push_back(sb);
 		}
@@ -2895,20 +2895,20 @@ void ThemeTypeEditor::_update_stylebox_from_leading() {
 
 	List<PropertyInfo> props;
 	leading_stylebox.stylebox->get_property_list(&props);
-	for (List<PropertyInfo>::Element *E = props.front(); E; E = E->next()) {
-		if (!(E->get().usage & PROPERTY_USAGE_STORAGE)) {
+	for (PropertyInfo &E : props) {
+		if (!(E.usage & PROPERTY_USAGE_STORAGE)) {
 			continue;
 		}
 
-		Variant value = leading_stylebox.stylebox->get(E->get().name);
-		Variant ref_value = leading_stylebox.ref_stylebox->get(E->get().name);
+		Variant value = leading_stylebox.stylebox->get(E.name);
+		Variant ref_value = leading_stylebox.ref_stylebox->get(E.name);
 		if (value == ref_value) {
 			continue;
 		}
 
-		for (List<Ref<StyleBox>>::Element *F = styleboxes.front(); F; F = F->next()) {
-			Ref<StyleBox> sb = F->get();
-			sb->set(E->get().name, value);
+		for (Ref<StyleBox> F : styleboxes) {
+			Ref<StyleBox> sb = F;
+			sb->set(E.name, value);
 		}
 	}
 
@@ -3301,8 +3301,8 @@ ThemeEditor::ThemeEditor() {
 	preview_scene_dialog->set_title(TTR("Select UI Scene:"));
 	List<String> ext;
 	ResourceLoader::get_recognized_extensions_for_type("PackedScene", &ext);
-	for (List<String>::Element *E = ext.front(); E; E = E->next()) {
-		preview_scene_dialog->add_filter("*." + E->get() + "; Scene");
+	for (String &E : ext) {
+		preview_scene_dialog->add_filter("*." + E + "; Scene");
 	}
 	main_hs->add_child(preview_scene_dialog);
 	preview_scene_dialog->connect("file_selected", callable_mp(this, &ThemeEditor::_preview_scene_dialog_cbk));
@@ -3343,12 +3343,12 @@ bool ThemeEditorPlugin::handles(Object *p_node) const {
 		List<StringName> names;
 
 		edited_theme->get_font_type_list(&types);
-		for (List<StringName>::Element *E = types.front(); E; E = E->next()) {
+		for (StringName &E : types) {
 			names.clear();
-			edited_theme->get_font_list(E->get(), &names);
+			edited_theme->get_font_list(E, &names);
 
-			for (List<StringName>::Element *F = names.front(); F; F = F->next()) {
-				if (font_item == edited_theme->get_font(F->get(), E->get())) {
+			for (StringName &F : names) {
+				if (font_item == edited_theme->get_font(F, E)) {
 					belongs_to_theme = true;
 					break;
 				}
@@ -3360,12 +3360,12 @@ bool ThemeEditorPlugin::handles(Object *p_node) const {
 		List<StringName> names;
 
 		edited_theme->get_stylebox_type_list(&types);
-		for (List<StringName>::Element *E = types.front(); E; E = E->next()) {
+		for (StringName &E : types) {
 			names.clear();
-			edited_theme->get_stylebox_list(E->get(), &names);
+			edited_theme->get_stylebox_list(E, &names);
 
-			for (List<StringName>::Element *F = names.front(); F; F = F->next()) {
-				if (stylebox_item == edited_theme->get_stylebox(F->get(), E->get())) {
+			for (StringName &F : names) {
+				if (stylebox_item == edited_theme->get_stylebox(F, E)) {
 					belongs_to_theme = true;
 					break;
 				}
@@ -3377,12 +3377,12 @@ bool ThemeEditorPlugin::handles(Object *p_node) const {
 		List<StringName> names;
 
 		edited_theme->get_icon_type_list(&types);
-		for (List<StringName>::Element *E = types.front(); E; E = E->next()) {
+		for (StringName &E : types) {
 			names.clear();
-			edited_theme->get_icon_list(E->get(), &names);
+			edited_theme->get_icon_list(E, &names);
 
-			for (List<StringName>::Element *F = names.front(); F; F = F->next()) {
-				if (icon_item == edited_theme->get_icon(F->get(), E->get())) {
+			for (StringName &F : names) {
+				if (icon_item == edited_theme->get_icon(F, E)) {
 					belongs_to_theme = true;
 					break;
 				}
diff --git a/editor/plugins/tiles/tile_set_atlas_source_editor.cpp b/editor/plugins/tiles/tile_set_atlas_source_editor.cpp
index de910dfd32..ab26e1c380 100644
--- a/editor/plugins/tiles/tile_set_atlas_source_editor.cpp
+++ b/editor/plugins/tiles/tile_set_atlas_source_editor.cpp
@@ -303,9 +303,9 @@ void TileSetAtlasSourceEditor::AtlasTileProxyObject::_get_property_list(List<Pro
 	}
 
 	// Add only properties that are common to all tiles.
-	for (List<PLData *>::Element *E = data_list.front(); E; E = E->next()) {
-		if (E->get()->uses == tiles.size()) {
-			p_list->push_back(E->get()->property_info);
+	for (PLData *E : data_list) {
+		if (E->uses == tiles.size()) {
+			p_list->push_back(E->property_info);
 		}
 	}
 }
diff --git a/editor/plugins/visual_shader_editor_plugin.cpp b/editor/plugins/visual_shader_editor_plugin.cpp
index f49279aa33..7e3244dddf 100644
--- a/editor/plugins/visual_shader_editor_plugin.cpp
+++ b/editor/plugins/visual_shader_editor_plugin.cpp
@@ -666,8 +666,8 @@ void VisualShaderGraphPlugin::add_node(VisualShader::Type p_type, int p_id) {
 		if (valid_left) {
 			name_left = vsnode->get_input_port_name(i);
 			port_left = vsnode->get_input_port_type(i);
-			for (List<VisualShader::Connection>::Element *E = connections.front(); E; E = E->next()) {
-				if (E->get().to_node == p_id && E->get().to_port == j) {
+			for (VisualShader::Connection &E : connections) {
+				if (E.to_node == p_id && E.to_port == j) {
 					port_left_used = true;
 				}
 			}
@@ -899,11 +899,11 @@ void VisualShaderGraphPlugin::add_node(VisualShader::Type p_type, int p_id) {
 		expression_box->set_syntax_highlighter(expression_syntax_highlighter);
 		expression_box->add_theme_color_override("background_color", background_color);
 
-		for (List<String>::Element *E = VisualShaderEditor::get_singleton()->keyword_list.front(); E; E = E->next()) {
-			if (ShaderLanguage::is_control_flow_keyword(E->get())) {
-				expression_syntax_highlighter->add_keyword_color(E->get(), control_flow_keyword_color);
+		for (String &E : VisualShaderEditor::get_singleton()->keyword_list) {
+			if (ShaderLanguage::is_control_flow_keyword(E)) {
+				expression_syntax_highlighter->add_keyword_color(E, control_flow_keyword_color);
 			} else {
-				expression_syntax_highlighter->add_keyword_color(E->get(), keyword_color);
+				expression_syntax_highlighter->add_keyword_color(E, keyword_color);
 			}
 		}
 
@@ -961,7 +961,7 @@ void VisualShaderGraphPlugin::connect_nodes(VisualShader::Type p_type, int p_fro
 void VisualShaderGraphPlugin::disconnect_nodes(VisualShader::Type p_type, int p_from_node, int p_from_port, int p_to_node, int p_to_port) {
 	if (visual_shader->get_shader_type() == p_type) {
 		VisualShaderEditor::get_singleton()->graph->disconnect_node(itos(p_from_node), p_from_port, itos(p_to_node), p_to_port);
-		for (List<VisualShader::Connection>::Element *E = connections.front(); E; E = E->next()) {
+		for (const List<VisualShader::Connection>::Element *E = connections.front(); E; E = E->next()) {
 			if (E->get().from_node == p_from_node && E->get().from_port == p_from_port && E->get().to_node == p_to_node && E->get().to_port == p_to_port) {
 				connections.erase(E);
 				break;
@@ -1470,11 +1470,11 @@ void VisualShaderEditor::_update_graph() {
 
 	graph_plugin->make_dirty(false);
 
-	for (List<VisualShader::Connection>::Element *E = connections.front(); E; E = E->next()) {
-		int from = E->get().from_node;
-		int from_idx = E->get().from_port;
-		int to = E->get().to_node;
-		int to_idx = E->get().to_port;
+	for (VisualShader::Connection &E : connections) {
+		int from = E.from_node;
+		int from_idx = E.from_port;
+		int to = E.to_node;
+		int to_idx = E.to_port;
 
 		graph->connect_node(itos(from), from_idx, itos(to), to_idx);
 	}
@@ -1634,11 +1634,11 @@ void VisualShaderEditor::_expand_output_port(int p_node, int p_port, bool p_expa
 	List<VisualShader::Connection> conns;
 	visual_shader->get_node_connections(type, &conns);
 
-	for (List<VisualShader::Connection>::Element *E = conns.front(); E; E = E->next()) {
-		int from_node = E->get().from_node;
-		int from_port = E->get().from_port;
-		int to_node = E->get().to_node;
-		int to_port = E->get().to_port;
+	for (VisualShader::Connection &E : conns) {
+		int from_node = E.from_node;
+		int from_port = E.from_port;
+		int to_node = E.to_node;
+		int to_port = E.to_port;
 
 		if (from_node == p_node) {
 			if (p_expand) {
@@ -1708,11 +1708,11 @@ void VisualShaderEditor::_remove_input_port(int p_node, int p_port) {
 
 	List<VisualShader::Connection> conns;
 	visual_shader->get_node_connections(type, &conns);
-	for (List<VisualShader::Connection>::Element *E = conns.front(); E; E = E->next()) {
-		int from_node = E->get().from_node;
-		int from_port = E->get().from_port;
-		int to_node = E->get().to_node;
-		int to_port = E->get().to_port;
+	for (VisualShader::Connection &E : conns) {
+		int from_node = E.from_node;
+		int from_port = E.from_port;
+		int to_node = E.to_node;
+		int to_port = E.to_port;
 
 		if (to_node == p_node) {
 			if (to_port == p_port) {
@@ -1757,11 +1757,11 @@ void VisualShaderEditor::_remove_output_port(int p_node, int p_port) {
 
 	List<VisualShader::Connection> conns;
 	visual_shader->get_node_connections(type, &conns);
-	for (List<VisualShader::Connection>::Element *E = conns.front(); E; E = E->next()) {
-		int from_node = E->get().from_node;
-		int from_port = E->get().from_port;
-		int to_node = E->get().to_node;
-		int to_port = E->get().to_port;
+	for (VisualShader::Connection &E : conns) {
+		int from_node = E.from_node;
+		int from_port = E.from_port;
+		int to_node = E.to_node;
+		int to_port = E.to_port;
 
 		if (from_node == p_node) {
 			if (from_port == p_port) {
@@ -2518,11 +2518,11 @@ void VisualShaderEditor::_nodes_dragged() {
 
 	undo_redo->create_action(TTR("Node(s) Moved"));
 
-	for (List<DragOp>::Element *E = drag_buffer.front(); E; E = E->next()) {
-		undo_redo->add_do_method(visual_shader.ptr(), "set_node_position", E->get().type, E->get().node, E->get().to);
-		undo_redo->add_undo_method(visual_shader.ptr(), "set_node_position", E->get().type, E->get().node, E->get().from);
-		undo_redo->add_do_method(graph_plugin.ptr(), "set_node_position", E->get().type, E->get().node, E->get().to);
-		undo_redo->add_undo_method(graph_plugin.ptr(), "set_node_position", E->get().type, E->get().node, E->get().from);
+	for (DragOp &E : drag_buffer) {
+		undo_redo->add_do_method(visual_shader.ptr(), "set_node_position", E.type, E.node, E.to);
+		undo_redo->add_undo_method(visual_shader.ptr(), "set_node_position", E.type, E.node, E.from);
+		undo_redo->add_do_method(graph_plugin.ptr(), "set_node_position", E.type, E.node, E.to);
+		undo_redo->add_undo_method(graph_plugin.ptr(), "set_node_position", E.type, E.node, E.from);
 	}
 
 	drag_buffer.clear();
@@ -2544,12 +2544,12 @@ void VisualShaderEditor::_connection_request(const String &p_from, int p_from_in
 	List<VisualShader::Connection> conns;
 	visual_shader->get_node_connections(type, &conns);
 
-	for (List<VisualShader::Connection>::Element *E = conns.front(); E; E = E->next()) {
-		if (E->get().to_node == to && E->get().to_port == p_to_index) {
-			undo_redo->add_do_method(visual_shader.ptr(), "disconnect_nodes", type, E->get().from_node, E->get().from_port, E->get().to_node, E->get().to_port);
-			undo_redo->add_undo_method(visual_shader.ptr(), "connect_nodes", type, E->get().from_node, E->get().from_port, E->get().to_node, E->get().to_port);
-			undo_redo->add_do_method(graph_plugin.ptr(), "disconnect_nodes", type, E->get().from_node, E->get().from_port, E->get().to_node, E->get().to_port);
-			undo_redo->add_undo_method(graph_plugin.ptr(), "connect_nodes", type, E->get().from_node, E->get().from_port, E->get().to_node, E->get().to_port);
+	for (VisualShader::Connection &E : conns) {
+		if (E.to_node == to && E.to_port == p_to_index) {
+			undo_redo->add_do_method(visual_shader.ptr(), "disconnect_nodes", type, E.from_node, E.from_port, E.to_node, E.to_port);
+			undo_redo->add_undo_method(visual_shader.ptr(), "connect_nodes", type, E.from_node, E.from_port, E.to_node, E.to_port);
+			undo_redo->add_do_method(graph_plugin.ptr(), "disconnect_nodes", type, E.from_node, E.from_port, E.to_node, E.to_port);
+			undo_redo->add_undo_method(graph_plugin.ptr(), "connect_nodes", type, E.from_node, E.from_port, E.to_node, E.to_port);
 		}
 	}
 
@@ -2597,22 +2597,22 @@ void VisualShaderEditor::_delete_nodes(int p_type, const List<int> &p_nodes) {
 	List<VisualShader::Connection> conns;
 	visual_shader->get_node_connections(type, &conns);
 
-	for (const List<int>::Element *F = p_nodes.front(); F; F = F->next()) {
-		for (List<VisualShader::Connection>::Element *E = conns.front(); E; E = E->next()) {
-			if (E->get().from_node == F->get() || E->get().to_node == F->get()) {
-				undo_redo->add_do_method(graph_plugin.ptr(), "disconnect_nodes", type, E->get().from_node, E->get().from_port, E->get().to_node, E->get().to_port);
+	for (const int &F : p_nodes) {
+		for (VisualShader::Connection &E : conns) {
+			if (E.from_node == F || E.to_node == F) {
+				undo_redo->add_do_method(graph_plugin.ptr(), "disconnect_nodes", type, E.from_node, E.from_port, E.to_node, E.to_port);
 			}
 		}
 	}
 
 	Set<String> uniform_names;
 
-	for (const List<int>::Element *F = p_nodes.front(); F; F = F->next()) {
-		Ref<VisualShaderNode> node = visual_shader->get_node(type, F->get());
+	for (const int &F : p_nodes) {
+		Ref<VisualShaderNode> node = visual_shader->get_node(type, F);
 
-		undo_redo->add_do_method(visual_shader.ptr(), "remove_node", type, F->get());
-		undo_redo->add_undo_method(visual_shader.ptr(), "add_node", type, node, visual_shader->get_node_position(type, F->get()), F->get());
-		undo_redo->add_undo_method(graph_plugin.ptr(), "add_node", type, F->get());
+		undo_redo->add_do_method(visual_shader.ptr(), "remove_node", type, F);
+		undo_redo->add_undo_method(visual_shader.ptr(), "add_node", type, node, visual_shader->get_node_position(type, F), F);
+		undo_redo->add_undo_method(graph_plugin.ptr(), "add_node", type, F);
 
 		undo_redo->add_do_method(this, "_clear_buffer");
 		undo_redo->add_undo_method(this, "_clear_buffer");
@@ -2638,28 +2638,28 @@ void VisualShaderEditor::_delete_nodes(int p_type, const List<int> &p_nodes) {
 	}
 
 	List<VisualShader::Connection> used_conns;
-	for (const List<int>::Element *F = p_nodes.front(); F; F = F->next()) {
-		for (List<VisualShader::Connection>::Element *E = conns.front(); E; E = E->next()) {
-			if (E->get().from_node == F->get() || E->get().to_node == F->get()) {
+	for (const int &F : p_nodes) {
+		for (VisualShader::Connection &E : conns) {
+			if (E.from_node == F || E.to_node == F) {
 				bool cancel = false;
 				for (List<VisualShader::Connection>::Element *R = used_conns.front(); R; R = R->next()) {
-					if (R->get().from_node == E->get().from_node && R->get().from_port == E->get().from_port && R->get().to_node == E->get().to_node && R->get().to_port == E->get().to_port) {
+					if (R->get().from_node == E.from_node && R->get().from_port == E.from_port && R->get().to_node == E.to_node && R->get().to_port == E.to_port) {
 						cancel = true; // to avoid ERR_ALREADY_EXISTS warning
 						break;
 					}
 				}
 				if (!cancel) {
-					undo_redo->add_undo_method(visual_shader.ptr(), "connect_nodes", type, E->get().from_node, E->get().from_port, E->get().to_node, E->get().to_port);
-					undo_redo->add_undo_method(graph_plugin.ptr(), "connect_nodes", type, E->get().from_node, E->get().from_port, E->get().to_node, E->get().to_port);
-					used_conns.push_back(E->get());
+					undo_redo->add_undo_method(visual_shader.ptr(), "connect_nodes", type, E.from_node, E.from_port, E.to_node, E.to_port);
+					undo_redo->add_undo_method(graph_plugin.ptr(), "connect_nodes", type, E.from_node, E.from_port, E.to_node, E.to_port);
+					used_conns.push_back(E);
 				}
 			}
 		}
 	}
 
 	// delete nodes from the graph
-	for (const List<int>::Element *F = p_nodes.front(); F; F = F->next()) {
-		undo_redo->add_do_method(graph_plugin.ptr(), "remove_node", type, F->get());
+	for (const int &F : p_nodes) {
+		undo_redo->add_do_method(graph_plugin.ptr(), "remove_node", type, F);
 	}
 
 	// update uniform refs if any uniform has been deleted
@@ -3094,11 +3094,11 @@ void VisualShaderEditor::_notification(int p_what) {
 
 			preview_text->add_theme_color_override("background_color", background_color);
 
-			for (List<String>::Element *E = keyword_list.front(); E; E = E->next()) {
-				if (ShaderLanguage::is_control_flow_keyword(E->get())) {
-					syntax_highlighter->add_keyword_color(E->get(), control_flow_keyword_color);
+			for (String &E : keyword_list) {
+				if (ShaderLanguage::is_control_flow_keyword(E)) {
+					syntax_highlighter->add_keyword_color(E, control_flow_keyword_color);
 				} else {
-					syntax_highlighter->add_keyword_color(E->get(), keyword_color);
+					syntax_highlighter->add_keyword_color(E, keyword_color);
 				}
 			}
 
@@ -3206,9 +3206,9 @@ void VisualShaderEditor::_dup_paste_nodes(int p_type, int p_pasted_type, List<in
 	Map<int, int> connection_remap;
 	Set<int> unsupported_set;
 
-	for (List<int>::Element *E = r_nodes.front(); E; E = E->next()) {
-		connection_remap[E->get()] = id_from;
-		Ref<VisualShaderNode> node = visual_shader->get_node(pasted_type, E->get());
+	for (int &E : r_nodes) {
+		connection_remap[E] = id_from;
+		Ref<VisualShaderNode> node = visual_shader->get_node(pasted_type, E);
 
 		bool unsupported = false;
 		for (int i = 0; i < add_options.size(); i++) {
@@ -3220,13 +3220,13 @@ void VisualShaderEditor::_dup_paste_nodes(int p_type, int p_pasted_type, List<in
 			}
 		}
 		if (unsupported) {
-			unsupported_set.insert(E->get());
+			unsupported_set.insert(E);
 			continue;
 		}
 
 		Ref<VisualShaderNode> dupli = node->duplicate();
 
-		undo_redo->add_do_method(visual_shader.ptr(), "add_node", type, dupli, visual_shader->get_node_position(pasted_type, E->get()) + p_offset, id_from);
+		undo_redo->add_do_method(visual_shader.ptr(), "add_node", type, dupli, visual_shader->get_node_position(pasted_type, E) + p_offset, id_from);
 		undo_redo->add_do_method(graph_plugin.ptr(), "add_node", type, id_from);
 
 		// duplicate size, inputs and outputs if node is group
@@ -3249,19 +3249,19 @@ void VisualShaderEditor::_dup_paste_nodes(int p_type, int p_pasted_type, List<in
 	List<VisualShader::Connection> conns;
 	visual_shader->get_node_connections(pasted_type, &conns);
 
-	for (List<VisualShader::Connection>::Element *E = conns.front(); E; E = E->next()) {
-		if (unsupported_set.has(E->get().from_node) || unsupported_set.has(E->get().to_node)) {
+	for (VisualShader::Connection &E : conns) {
+		if (unsupported_set.has(E.from_node) || unsupported_set.has(E.to_node)) {
 			continue;
 		}
-		if (connection_remap.has(E->get().from_node) && connection_remap.has(E->get().to_node)) {
-			undo_redo->add_do_method(visual_shader.ptr(), "connect_nodes", type, connection_remap[E->get().from_node], E->get().from_port, connection_remap[E->get().to_node], E->get().to_port);
-			undo_redo->add_do_method(graph_plugin.ptr(), "connect_nodes", type, connection_remap[E->get().from_node], E->get().from_port, connection_remap[E->get().to_node], E->get().to_port);
-			undo_redo->add_undo_method(graph_plugin.ptr(), "disconnect_nodes", type, connection_remap[E->get().from_node], E->get().from_port, connection_remap[E->get().to_node], E->get().to_port);
+		if (connection_remap.has(E.from_node) && connection_remap.has(E.to_node)) {
+			undo_redo->add_do_method(visual_shader.ptr(), "connect_nodes", type, connection_remap[E.from_node], E.from_port, connection_remap[E.to_node], E.to_port);
+			undo_redo->add_do_method(graph_plugin.ptr(), "connect_nodes", type, connection_remap[E.from_node], E.from_port, connection_remap[E.to_node], E.to_port);
+			undo_redo->add_undo_method(graph_plugin.ptr(), "disconnect_nodes", type, connection_remap[E.from_node], E.from_port, connection_remap[E.to_node], E.to_port);
 		}
 	}
 
 	id_from = base_id;
-	for (List<int>::Element *E = r_nodes.front(); E; E = E->next()) {
+	for (int i = 0; i < r_nodes.size(); i++) {
 		undo_redo->add_undo_method(visual_shader.ptr(), "remove_node", type, id_from);
 		undo_redo->add_undo_method(graph_plugin.ptr(), "remove_node", type, id_from);
 		id_from++;
@@ -3399,17 +3399,17 @@ void VisualShaderEditor::_input_select_item(Ref<VisualShaderNodeInput> p_input,
 			if (type_changed) {
 				List<VisualShader::Connection> conns;
 				visual_shader->get_node_connections(type, &conns);
-				for (List<VisualShader::Connection>::Element *E = conns.front(); E; E = E->next()) {
-					if (E->get().from_node == id) {
-						if (visual_shader->is_port_types_compatible(p_input->get_input_type_by_name(p_name), visual_shader->get_node(type, E->get().to_node)->get_input_port_type(E->get().to_port))) {
-							undo_redo->add_do_method(visual_shader.ptr(), "connect_nodes", type, E->get().from_node, E->get().from_port, E->get().to_node, E->get().to_port);
-							undo_redo->add_undo_method(visual_shader.ptr(), "connect_nodes", type, E->get().from_node, E->get().from_port, E->get().to_node, E->get().to_port);
+				for (VisualShader::Connection &E : conns) {
+					if (E.from_node == id) {
+						if (visual_shader->is_port_types_compatible(p_input->get_input_type_by_name(p_name), visual_shader->get_node(type, E.to_node)->get_input_port_type(E.to_port))) {
+							undo_redo->add_do_method(visual_shader.ptr(), "connect_nodes", type, E.from_node, E.from_port, E.to_node, E.to_port);
+							undo_redo->add_undo_method(visual_shader.ptr(), "connect_nodes", type, E.from_node, E.from_port, E.to_node, E.to_port);
 							continue;
 						}
-						undo_redo->add_do_method(visual_shader.ptr(), "disconnect_nodes", type, E->get().from_node, E->get().from_port, E->get().to_node, E->get().to_port);
-						undo_redo->add_undo_method(visual_shader.ptr(), "connect_nodes", type, E->get().from_node, E->get().from_port, E->get().to_node, E->get().to_port);
-						undo_redo->add_do_method(graph_plugin.ptr(), "disconnect_nodes", type, E->get().from_node, E->get().from_port, E->get().to_node, E->get().to_port);
-						undo_redo->add_undo_method(graph_plugin.ptr(), "connect_nodes", type, E->get().from_node, E->get().from_port, E->get().to_node, E->get().to_port);
+						undo_redo->add_do_method(visual_shader.ptr(), "disconnect_nodes", type, E.from_node, E.from_port, E.to_node, E.to_port);
+						undo_redo->add_undo_method(visual_shader.ptr(), "connect_nodes", type, E.from_node, E.from_port, E.to_node, E.to_port);
+						undo_redo->add_do_method(graph_plugin.ptr(), "disconnect_nodes", type, E.from_node, E.from_port, E.to_node, E.to_port);
+						undo_redo->add_undo_method(graph_plugin.ptr(), "connect_nodes", type, E.from_node, E.from_port, E.to_node, E.to_port);
 					}
 				}
 			}
@@ -3445,15 +3445,15 @@ void VisualShaderEditor::_uniform_select_item(Ref<VisualShaderNodeUniformRef> p_
 			if (type_changed) {
 				List<VisualShader::Connection> conns;
 				visual_shader->get_node_connections(type, &conns);
-				for (List<VisualShader::Connection>::Element *E = conns.front(); E; E = E->next()) {
-					if (E->get().from_node == id) {
-						if (visual_shader->is_port_types_compatible(p_uniform_ref->get_uniform_type_by_name(p_name), visual_shader->get_node(type, E->get().to_node)->get_input_port_type(E->get().to_port))) {
+				for (VisualShader::Connection &E : conns) {
+					if (E.from_node == id) {
+						if (visual_shader->is_port_types_compatible(p_uniform_ref->get_uniform_type_by_name(p_name), visual_shader->get_node(type, E.to_node)->get_input_port_type(E.to_port))) {
 							continue;
 						}
-						undo_redo->add_do_method(visual_shader.ptr(), "disconnect_nodes", type, E->get().from_node, E->get().from_port, E->get().to_node, E->get().to_port);
-						undo_redo->add_undo_method(visual_shader.ptr(), "connect_nodes", type, E->get().from_node, E->get().from_port, E->get().to_node, E->get().to_port);
-						undo_redo->add_do_method(graph_plugin.ptr(), "disconnect_nodes", type, E->get().from_node, E->get().from_port, E->get().to_node, E->get().to_port);
-						undo_redo->add_undo_method(graph_plugin.ptr(), "connect_nodes", type, E->get().from_node, E->get().from_port, E->get().to_node, E->get().to_port);
+						undo_redo->add_do_method(visual_shader.ptr(), "disconnect_nodes", type, E.from_node, E.from_port, E.to_node, E.to_port);
+						undo_redo->add_undo_method(visual_shader.ptr(), "connect_nodes", type, E.from_node, E.from_port, E.to_node, E.to_port);
+						undo_redo->add_do_method(graph_plugin.ptr(), "disconnect_nodes", type, E.from_node, E.from_port, E.to_node, E.to_port);
+						undo_redo->add_undo_method(graph_plugin.ptr(), "connect_nodes", type, E.from_node, E.from_port, E.to_node, E.to_port);
 					}
 				}
 			}
@@ -4825,10 +4825,10 @@ Control *VisualShaderNodePluginDefault::create_editor(const Ref<Resource> &p_par
 
 	Vector<PropertyInfo> pinfo;
 
-	for (List<PropertyInfo>::Element *E = props.front(); E; E = E->next()) {
+	for (PropertyInfo &E : props) {
 		for (int i = 0; i < properties.size(); i++) {
-			if (E->get().name == String(properties[i])) {
-				pinfo.push_back(E->get());
+			if (E.name == String(properties[i])) {
+				pinfo.push_back(E);
 			}
 		}
 	}
@@ -4894,9 +4894,9 @@ void EditorPropertyShaderMode::_option_selected(int p_which) {
 		VisualShader::Type type = VisualShader::Type(i);
 		List<VisualShader::Connection> conns;
 		visual_shader->get_node_connections(type, &conns);
-		for (List<VisualShader::Connection>::Element *E = conns.front(); E; E = E->next()) {
-			if (E->get().to_node == VisualShader::NODE_ID_OUTPUT) {
-				undo_redo->add_undo_method(visual_shader.ptr(), "connect_nodes", type, E->get().from_node, E->get().from_port, E->get().to_node, E->get().to_port);
+		for (VisualShader::Connection &E : conns) {
+			if (E.to_node == VisualShader::NODE_ID_OUTPUT) {
+				undo_redo->add_undo_method(visual_shader.ptr(), "connect_nodes", type, E.from_node, E.from_port, E.to_node, E.to_port);
 			}
 		}
 	}
@@ -4918,9 +4918,9 @@ void EditorPropertyShaderMode::_option_selected(int p_which) {
 	List<PropertyInfo> props;
 	visual_shader->get_property_list(&props);
 
-	for (List<PropertyInfo>::Element *E = props.front(); E; E = E->next()) {
-		if (E->get().name.begins_with("flags/") || E->get().name.begins_with("modes/")) {
-			undo_redo->add_undo_property(visual_shader.ptr(), E->get().name, visual_shader->get(E->get().name));
+	for (PropertyInfo &E : props) {
+		if (E.name.begins_with("flags/") || E.name.begins_with("modes/")) {
+			undo_redo->add_undo_property(visual_shader.ptr(), E.name, visual_shader->get(E.name));
 		}
 	}
 
@@ -5024,8 +5024,8 @@ void VisualShaderNodePortPreview::_shader_changed() {
 		if (src_mat && src_mat->get_shader().is_valid()) {
 			List<PropertyInfo> params;
 			src_mat->get_shader()->get_param_list(&params);
-			for (List<PropertyInfo>::Element *E = params.front(); E; E = E->next()) {
-				material->set(E->get().name, src_mat->get(E->get().name));
+			for (PropertyInfo &E : params) {
+				material->set(E.name, src_mat->get(E.name));
 			}
 		}
 	}
diff --git a/editor/project_export.cpp b/editor/project_export.cpp
index 1e818b9d43..3f320ef12a 100644
--- a/editor/project_export.cpp
+++ b/editor/project_export.cpp
@@ -340,8 +340,8 @@ void ProjectExportDialog::_update_feature_list() {
 		}
 	}
 
-	for (List<String>::Element *E = features.front(); E; E = E->next()) {
-		fset.insert(E->get());
+	for (String &E : features) {
+		fset.insert(E);
 	}
 
 	custom_feature_display->clear();
@@ -567,8 +567,8 @@ void ProjectExportDialog::_duplicate_preset() {
 	preset->set_exclude_filter(current->get_exclude_filter());
 	preset->set_custom_features(current->get_custom_features());
 
-	for (const List<PropertyInfo>::Element *E = current->get_properties().front(); E; E = E->next()) {
-		preset->set(E->get().name, current->get(E->get().name));
+	for (const PropertyInfo &E : current->get_properties()) {
+		preset->set(E.name, current->get(E.name));
 	}
 
 	EditorExport::get_singleton()->add_export_preset(preset);
diff --git a/editor/project_manager.cpp b/editor/project_manager.cpp
index 447fe6424f..4f9d849bc0 100644
--- a/editor/project_manager.cpp
+++ b/editor/project_manager.cpp
@@ -1238,16 +1238,16 @@ void ProjectList::load_projects() {
 
 	Set<String> favorites;
 	// Find favourites...
-	for (List<PropertyInfo>::Element *E = properties.front(); E; E = E->next()) {
-		String property_key = E->get().name;
+	for (PropertyInfo &E : properties) {
+		String property_key = E.name;
 		if (property_key.begins_with("favorite_projects/")) {
 			favorites.insert(property_key);
 		}
 	}
 
-	for (List<PropertyInfo>::Element *E = properties.front(); E; E = E->next()) {
+	for (PropertyInfo &E : properties) {
 		// This is actually something like "projects/C:::Documents::Godot::Projects::MyGame"
-		String property_key = E->get().name;
+		String property_key = E.name;
 		if (!property_key.begins_with("projects/")) {
 			continue;
 		}
@@ -1582,8 +1582,8 @@ int ProjectList::refresh_project(const String &dir_path) {
 		String favorite_property_key = "favorite_projects/" + project_key;
 
 		bool found = false;
-		for (List<PropertyInfo>::Element *E = properties.front(); E; E = E->next()) {
-			String prop = E->get().name;
+		for (PropertyInfo &E : properties) {
+			String prop = E.name;
 			if (!found && prop == property_key) {
 				found = true;
 			} else if (!is_favourite && prop == favorite_property_key) {
@@ -2188,9 +2188,9 @@ void ProjectManager::_scan_begin(const String &p_base) {
 	_scan_dir(p_base, &projects);
 	print_line("Found " + itos(projects.size()) + " projects.");
 
-	for (List<String>::Element *E = projects.front(); E; E = E->next()) {
-		String proj = get_project_key_from_path(E->get());
-		EditorSettings::get_singleton()->set("projects/" + proj, E->get());
+	for (String &E : projects) {
+		String proj = get_project_key_from_path(E);
+		EditorSettings::get_singleton()->set("projects/" + proj, E);
 	}
 	EditorSettings::get_singleton()->save();
 	_load_recent_projects();
@@ -2625,8 +2625,7 @@ ProjectManager::ProjectManager() {
 		Vector<String> editor_languages;
 		List<PropertyInfo> editor_settings_properties;
 		EditorSettings::get_singleton()->get_property_list(&editor_settings_properties);
-		for (List<PropertyInfo>::Element *E = editor_settings_properties.front(); E; E = E->next()) {
-			PropertyInfo &pi = E->get();
+		for (PropertyInfo &pi : editor_settings_properties) {
 			if (pi.name == "interface/editor/editor_language") {
 				editor_languages = pi.hint_string.split(",");
 				break;
diff --git a/editor/project_settings_editor.cpp b/editor/project_settings_editor.cpp
index 2c4b28e13d..bc44fccfa0 100644
--- a/editor/project_settings_editor.cpp
+++ b/editor/project_settings_editor.cpp
@@ -229,16 +229,16 @@ void ProjectSettingsEditor::_add_feature_overrides() {
 	for (int i = 0; i < ee->get_export_platform_count(); i++) {
 		List<String> p;
 		ee->get_export_platform(i)->get_platform_features(&p);
-		for (List<String>::Element *E = p.front(); E; E = E->next()) {
-			presets.insert(E->get());
+		for (String &E : p) {
+			presets.insert(E);
 		}
 	}
 
 	for (int i = 0; i < ee->get_export_preset_count(); i++) {
 		List<String> p;
 		ee->get_export_preset(i)->get_platform()->get_preset_features(ee->get_export_preset(i), &p);
-		for (List<String>::Element *E = p.front(); E; E = E->next()) {
-			presets.insert(E->get());
+		for (String &E : p) {
+			presets.insert(E);
 		}
 
 		String custom = ee->get_export_preset(i)->get_custom_features();
@@ -391,8 +391,7 @@ void ProjectSettingsEditor::_action_reordered(const String &p_action_name, const
 
 	undo_redo->create_action(TTR("Update Input Action Order"));
 
-	for (List<PropertyInfo>::Element *E = props.front(); E; E = E->next()) {
-		PropertyInfo prop = E->get();
+	for (PropertyInfo &prop : props) {
 		// Skip builtins and non-inputs
 		if (ProjectSettings::get_singleton()->is_builtin_setting(prop.name) || !prop.name.begins_with("input/")) {
 			continue;
@@ -445,8 +444,8 @@ void ProjectSettingsEditor::_update_action_map_editor() {
 	ProjectSettings::get_singleton()->get_property_list(&props);
 
 	const Ref<Texture2D> builtin_icon = get_theme_icon(SNAME("PinPressed"), SNAME("EditorIcons"));
-	for (List<PropertyInfo>::Element *E = props.front(); E; E = E->next()) {
-		const String property_name = E->get().name;
+	for (PropertyInfo &E : props) {
+		const String property_name = E.name;
 
 		if (!property_name.begins_with("input/")) {
 			continue;
diff --git a/editor/property_editor.cpp b/editor/property_editor.cpp
index db8334b485..6fc77500c3 100644
--- a/editor/property_editor.cpp
+++ b/editor/property_editor.cpp
@@ -143,8 +143,8 @@ void CustomPropertyEditor::_menu_option(int p_which) {
 					}
 
 					Set<String> valid_extensions;
-					for (List<String>::Element *E = extensions.front(); E; E = E->next()) {
-						valid_extensions.insert(E->get());
+					for (String &E : extensions) {
+						valid_extensions.insert(E);
 					}
 
 					file->clear_filters();
@@ -179,9 +179,8 @@ void CustomPropertyEditor::_menu_option(int p_which) {
 					res_orig->get_property_list(&property_list);
 					List<Pair<String, Variant>> propvalues;
 
-					for (List<PropertyInfo>::Element *E = property_list.front(); E; E = E->next()) {
+					for (PropertyInfo &pi : property_list) {
 						Pair<String, Variant> p;
-						PropertyInfo &pi = E->get();
 						if (pi.usage & PROPERTY_USAGE_STORAGE) {
 							p.first = pi.name;
 							p.second = res_orig->get(pi.name);
@@ -198,8 +197,7 @@ void CustomPropertyEditor::_menu_option(int p_which) {
 
 					ERR_FAIL_COND(res.is_null());
 
-					for (List<Pair<String, Variant>>::Element *E = propvalues.front(); E; E = E->next()) {
-						Pair<String, Variant> &p = E->get();
+					for (Pair<String, Variant> &p : propvalues) {
 						res->set(p.first, p.second);
 					}
 
@@ -1293,8 +1291,8 @@ void CustomPropertyEditor::_action_pressed(int p_which) {
 
 				ResourceLoader::get_recognized_extensions_for_type(type, &extensions);
 				file->clear_filters();
-				for (List<String>::Element *E = extensions.front(); E; E = E->next()) {
-					file->add_filter("*." + E->get() + " ; " + E->get().to_upper());
+				for (String &E : extensions) {
+					file->add_filter("*." + E + " ; " + E.to_upper());
 				}
 
 				file->popup_file_dialog();
@@ -1321,9 +1319,8 @@ void CustomPropertyEditor::_action_pressed(int p_which) {
 				res_orig->get_property_list(&property_list);
 				List<Pair<String, Variant>> propvalues;
 
-				for (List<PropertyInfo>::Element *E = property_list.front(); E; E = E->next()) {
+				for (PropertyInfo &pi : property_list) {
 					Pair<String, Variant> p;
-					PropertyInfo &pi = E->get();
 					if (pi.usage & PROPERTY_USAGE_STORAGE) {
 						p.first = pi.name;
 						p.second = res_orig->get(pi.name);
@@ -1336,8 +1333,7 @@ void CustomPropertyEditor::_action_pressed(int p_which) {
 
 				ERR_FAIL_COND(res.is_null());
 
-				for (List<Pair<String, Variant>>::Element *E = propvalues.front(); E; E = E->next()) {
-					Pair<String, Variant> &p = E->get();
+				for (Pair<String, Variant> &p : propvalues) {
 					res->set(p.first, p.second);
 				}
 
diff --git a/editor/property_selector.cpp b/editor/property_selector.cpp
index d26fc6ad9d..471fec76f2 100644
--- a/editor/property_selector.cpp
+++ b/editor/property_selector.cpp
@@ -156,43 +156,43 @@ void PropertySelector::_update_search() {
 			search_options->get_theme_icon(SNAME("PackedColorArray"), SNAME("EditorIcons"))
 		};
 
-		for (List<PropertyInfo>::Element *E = props.front(); E; E = E->next()) {
-			if (E->get().usage == PROPERTY_USAGE_CATEGORY) {
+		for (PropertyInfo &E : props) {
+			if (E.usage == PROPERTY_USAGE_CATEGORY) {
 				if (category && category->get_first_child() == nullptr) {
 					memdelete(category); //old category was unused
 				}
 				category = search_options->create_item(root);
-				category->set_text(0, E->get().name);
+				category->set_text(0, E.name);
 				category->set_selectable(0, false);
 
 				Ref<Texture2D> icon;
-				if (E->get().name == "Script Variables") {
+				if (E.name == "Script Variables") {
 					icon = search_options->get_theme_icon(SNAME("Script"), SNAME("EditorIcons"));
 				} else {
-					icon = EditorNode::get_singleton()->get_class_icon(E->get().name);
+					icon = EditorNode::get_singleton()->get_class_icon(E.name);
 				}
 				category->set_icon(0, icon);
 				continue;
 			}
 
-			if (!(E->get().usage & PROPERTY_USAGE_EDITOR) && !(E->get().usage & PROPERTY_USAGE_SCRIPT_VARIABLE)) {
+			if (!(E.usage & PROPERTY_USAGE_EDITOR) && !(E.usage & PROPERTY_USAGE_SCRIPT_VARIABLE)) {
 				continue;
 			}
 
-			if (search_box->get_text() != String() && E->get().name.findn(search_text) == -1) {
+			if (search_box->get_text() != String() && E.name.findn(search_text) == -1) {
 				continue;
 			}
 
-			if (type_filter.size() && type_filter.find(E->get().type) == -1) {
+			if (type_filter.size() && type_filter.find(E.type) == -1) {
 				continue;
 			}
 
 			TreeItem *item = search_options->create_item(category ? category : root);
-			item->set_text(0, E->get().name);
-			item->set_metadata(0, E->get().name);
-			item->set_icon(0, type_icons[E->get().type]);
+			item->set_text(0, E.name);
+			item->set_metadata(0, E.name);
+			item->set_icon(0, type_icons[E.type]);
 
-			if (!found && search_box->get_text() != String() && E->get().name.findn(search_text) != -1) {
+			if (!found && search_box->get_text() != String() && E.name.findn(search_text) != -1) {
 				item->select(0);
 				found = true;
 			}
@@ -231,19 +231,19 @@ void PropertySelector::_update_search() {
 		bool found = false;
 		bool script_methods = false;
 
-		for (List<MethodInfo>::Element *E = methods.front(); E; E = E->next()) {
-			if (E->get().name.begins_with("*")) {
+		for (MethodInfo &mi : methods) {
+			if (mi.name.begins_with("*")) {
 				if (category && category->get_first_child() == nullptr) {
 					memdelete(category); //old category was unused
 				}
 				category = search_options->create_item(root);
-				category->set_text(0, E->get().name.replace_first("*", ""));
+				category->set_text(0, mi.name.replace_first("*", ""));
 				category->set_selectable(0, false);
 
 				Ref<Texture2D> icon;
 				script_methods = false;
-				String rep = E->get().name.replace("*", "");
-				if (E->get().name == "*Script Methods") {
+				String rep = mi.name.replace("*", "");
+				if (mi.name == "*Script Methods") {
 					icon = search_options->get_theme_icon(SNAME("Script"), SNAME("EditorIcons"));
 					script_methods = true;
 				} else {
@@ -254,16 +254,16 @@ void PropertySelector::_update_search() {
 				continue;
 			}
 
-			String name = E->get().name.get_slice(":", 0);
-			if (!script_methods && name.begins_with("_") && !(E->get().flags & METHOD_FLAG_VIRTUAL)) {
+			String name = mi.name.get_slice(":", 0);
+			if (!script_methods && name.begins_with("_") && !(mi.flags & METHOD_FLAG_VIRTUAL)) {
 				continue;
 			}
 
-			if (virtuals_only && !(E->get().flags & METHOD_FLAG_VIRTUAL)) {
+			if (virtuals_only && !(mi.flags & METHOD_FLAG_VIRTUAL)) {
 				continue;
 			}
 
-			if (!virtuals_only && (E->get().flags & METHOD_FLAG_VIRTUAL)) {
+			if (!virtuals_only && (mi.flags & METHOD_FLAG_VIRTUAL)) {
 				continue;
 			}
 
@@ -273,8 +273,6 @@ void PropertySelector::_update_search() {
 
 			TreeItem *item = search_options->create_item(category ? category : root);
 
-			MethodInfo mi = E->get();
-
 			String desc;
 			if (mi.name.find(":") != -1) {
 				desc = mi.name.get_slice(":", 1) + " ";
@@ -306,11 +304,11 @@ void PropertySelector::_update_search() {
 
 			desc += ")";
 
-			if (E->get().flags & METHOD_FLAG_CONST) {
+			if (mi.flags & METHOD_FLAG_CONST) {
 				desc += " const";
 			}
 
-			if (E->get().flags & METHOD_FLAG_VIRTUAL) {
+			if (mi.flags & METHOD_FLAG_VIRTUAL) {
 				desc += " virtual";
 			}
 
diff --git a/editor/scene_tree_dock.cpp b/editor/scene_tree_dock.cpp
index f453f4102d..2586a36966 100644
--- a/editor/scene_tree_dock.cpp
+++ b/editor/scene_tree_dock.cpp
@@ -263,8 +263,8 @@ void SceneTreeDock::_replace_with_branch_scene(const String &p_file, Node *base)
 	List<Node *> owned;
 	base->get_owned_by(base->get_owner(), &owned);
 	Array owners;
-	for (List<Node *>::Element *F = owned.front(); F; F = F->next()) {
-		owners.push_back(F->get());
+	for (Node *F : owned) {
+		owners.push_back(F);
 	}
 	undo_redo->add_do_method(instantiated_scene, "set_owner", edited_scene);
 	undo_redo->add_undo_method(this, "_set_owners", edited_scene, owners);
@@ -441,8 +441,7 @@ void SceneTreeDock::_tool_selected(int p_tool, bool p_confirm_override) {
 
 			selection.sort_custom<Node::Comparator>();
 
-			for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-				Node *node = E->get();
+			for (Node *node : selection) {
 				Map<const Node *, Node *> duplimap;
 				Node *dup = node->duplicate_from_editor(duplimap);
 
@@ -462,8 +461,8 @@ void SceneTreeDock::_tool_selected(int p_tool, bool p_confirm_override) {
 
 			bool has_cycle = false;
 			if (edited_scene->get_filename() != String()) {
-				for (List<Node *>::Element *E = node_clipboard.front(); E; E = E->next()) {
-					if (edited_scene->get_filename() == E->get()->get_filename()) {
+				for (Node *E : node_clipboard) {
+					if (edited_scene->get_filename() == E->get_filename()) {
 						has_cycle = true;
 						break;
 					}
@@ -496,16 +495,15 @@ void SceneTreeDock::_tool_selected(int p_tool, bool p_confirm_override) {
 			if (target_scene != clipboard_source_scene) {
 				if (!clipboard_resource_remap.has(target_scene)) {
 					Map<RES, RES> remap;
-					for (List<Node *>::Element *E = node_clipboard.front(); E; E = E->next()) {
-						_create_remap_for_node(E->get(), remap);
+					for (Node *E : node_clipboard) {
+						_create_remap_for_node(E, remap);
 					}
 					clipboard_resource_remap[target_scene] = remap;
 				}
 				resource_remap = clipboard_resource_remap[target_scene];
 			}
 
-			for (List<Node *>::Element *E = node_clipboard.front(); E; E = E->next()) {
-				Node *node = E->get();
+			for (Node *node : node_clipboard) {
 				Map<const Node *, Node *> duplimap;
 
 				Node *dup = node->duplicate_from_editor(duplimap, resource_remap);
@@ -627,8 +625,8 @@ void SceneTreeDock::_tool_selected(int p_tool, bool p_confirm_override) {
 
 			int lowest_id = common_parent->get_child_count() - 1;
 			int highest_id = 0;
-			for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-				int index = E->get()->get_index();
+			for (Node *E : selection) {
+				int index = E->get_index();
 
 				if (index > highest_id) {
 					highest_id = index;
@@ -637,7 +635,7 @@ void SceneTreeDock::_tool_selected(int p_tool, bool p_confirm_override) {
 					lowest_id = index;
 				}
 
-				if (E->get()->get_parent() != common_parent) {
+				if (E->get_parent() != common_parent) {
 					common_parent = nullptr;
 				}
 			}
@@ -704,8 +702,7 @@ void SceneTreeDock::_tool_selected(int p_tool, bool p_confirm_override) {
 
 			Node *add_below_node = selection.back()->get();
 
-			for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-				Node *node = E->get();
+			for (Node *node : selection) {
 				Node *parent = node->get_parent();
 
 				List<Node *> owned;
@@ -724,11 +721,11 @@ void SceneTreeDock::_tool_selected(int p_tool, bool p_confirm_override) {
 
 				editor_data->get_undo_redo().add_do_method(add_below_node, "add_sibling", dup);
 
-				for (List<Node *>::Element *F = owned.front(); F; F = F->next()) {
-					if (!duplimap.has(F->get())) {
+				for (Node *F : owned) {
+					if (!duplimap.has(F)) {
 						continue;
 					}
-					Node *d = duplimap[F->get()];
+					Node *d = duplimap[F];
 					editor_data->get_undo_redo().add_do_method(d, "set_owner", node->get_owner());
 				}
 				editor_data->get_undo_redo().add_do_method(editor_selection, "add_node", dup);
@@ -771,8 +768,8 @@ void SceneTreeDock::_tool_selected(int p_tool, bool p_confirm_override) {
 
 			List<Node *> nodes = editor_selection->get_selected_node_list();
 			Set<Node *> nodeset;
-			for (List<Node *>::Element *E = nodes.front(); E; E = E->next()) {
-				nodeset.insert(E->get());
+			for (Node *E : nodes) {
+				nodeset.insert(E);
 			}
 			reparent_dialog->set_current(nodeset);
 			reparent_dialog->popup_centered_clamped(Size2(350, 700) * EDSCALE);
@@ -1534,11 +1531,11 @@ void SceneTreeDock::perform_node_renames(Node *p_base, Map<Node *, NodePath> *p_
 	List<PropertyInfo> properties;
 	p_base->get_property_list(&properties);
 
-	for (List<PropertyInfo>::Element *E = properties.front(); E; E = E->next()) {
-		if (!(E->get().usage & (PROPERTY_USAGE_STORAGE | PROPERTY_USAGE_EDITOR))) {
+	for (PropertyInfo &E : properties) {
+		if (!(E.usage & (PROPERTY_USAGE_STORAGE | PROPERTY_USAGE_EDITOR))) {
 			continue;
 		}
-		String propertyname = E->get().name;
+		String propertyname = E.name;
 		Variant old_variant = p_base->get(propertyname);
 		Variant updated_variant = old_variant;
 		if (_check_node_path_recursive(p_base, updated_variant, p_renames)) {
@@ -1560,8 +1557,8 @@ void SceneTreeDock::perform_node_renames(Node *p_base, Map<Node *, NodePath> *p_
 			Map<Node *, NodePath>::Element *found_root_path = p_renames->find(root);
 			NodePath new_root_path = found_root_path ? found_root_path->get() : root->get_path();
 			if (!new_root_path.is_empty()) { // No renaming if root node is deleted.
-				for (List<StringName>::Element *E = anims.front(); E; E = E->next()) {
-					Ref<Animation> anim = ap->get_animation(E->get());
+				for (StringName &E : anims) {
+					Ref<Animation> anim = ap->get_animation(E);
 					if (!r_rem_anims->has(anim)) {
 						r_rem_anims->insert(anim, Set<int>());
 						Set<int> &ran = r_rem_anims->find(anim)->get();
@@ -1663,8 +1660,8 @@ void SceneTreeDock::_node_prerenamed(Node *p_node, const String &p_new_name) {
 bool SceneTreeDock::_validate_no_foreign() {
 	List<Node *> selection = editor_selection->get_selected_node_list();
 
-	for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-		if (E->get() != edited_scene && E->get()->get_owner() != edited_scene) {
+	for (Node *E : selection) {
+		if (E != edited_scene && E->get_owner() != edited_scene) {
 			accept->set_text(TTR("Can't operate on nodes from a foreign scene!"));
 			accept->popup_centered();
 			return false;
@@ -1673,11 +1670,11 @@ bool SceneTreeDock::_validate_no_foreign() {
 		// When edited_scene inherits from another one the root Node will be the parent Scene,
 		// we don't want to consider that Node a foreign one otherwise we would not be able to
 		// delete it.
-		if (edited_scene->get_scene_inherited_state().is_valid() && edited_scene == E->get()) {
+		if (edited_scene->get_scene_inherited_state().is_valid() && edited_scene == E) {
 			continue;
 		}
 
-		if (edited_scene->get_scene_inherited_state().is_valid() && edited_scene->get_scene_inherited_state()->find_node_by_path(edited_scene->get_path_to(E->get())) >= 0) {
+		if (edited_scene->get_scene_inherited_state().is_valid() && edited_scene->get_scene_inherited_state()->find_node_by_path(edited_scene->get_path_to(E)) >= 0) {
 			accept->set_text(TTR("Can't operate on nodes the current scene inherits from!"));
 			accept->popup_centered();
 			return false;
@@ -1690,8 +1687,8 @@ bool SceneTreeDock::_validate_no_foreign() {
 bool SceneTreeDock::_validate_no_instance() {
 	List<Node *> selection = editor_selection->get_selected_node_list();
 
-	for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-		if (E->get() != edited_scene && E->get()->get_filename() != "") {
+	for (Node *E : selection) {
+		if (E != edited_scene && E->get_filename() != "") {
 			accept->set_text(TTR("This operation can't be done on instantiated scenes."));
 			accept->popup_centered();
 			return false;
@@ -1713,8 +1710,8 @@ void SceneTreeDock::_node_reparent(NodePath p_path, bool p_keep_global_xform) {
 
 	Vector<Node *> nodes;
 
-	for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-		nodes.push_back(E->get());
+	for (Node *E : selection) {
+		nodes.push_back(E);
 	}
 
 	_do_reparent(new_parent, -1, nodes, p_keep_global_xform);
@@ -1771,8 +1768,8 @@ void SceneTreeDock::_do_reparent(Node *p_new_parent, int p_position_in_parent, V
 		List<Node *> owned;
 		node->get_owned_by(node->get_owner(), &owned);
 		Array owners;
-		for (List<Node *>::Element *E = owned.front(); E; E = E->next()) {
-			owners.push_back(E->get());
+		for (Node *E : owned) {
+			owners.push_back(E);
 		}
 
 		if (new_parent == node->get_parent() && node->get_index() < p_position_in_parent + ni) {
@@ -1847,8 +1844,8 @@ void SceneTreeDock::_do_reparent(Node *p_new_parent, int p_position_in_parent, V
 		List<Node *> owned;
 		node->get_owned_by(node->get_owner(), &owned);
 		Array owners;
-		for (List<Node *>::Element *E = owned.front(); E; E = E->next()) {
-			owners.push_back(E->get());
+		for (Node *E : owned) {
+			owners.push_back(E);
 		}
 
 		int child_pos = node->get_index();
@@ -1928,10 +1925,10 @@ void SceneTreeDock::_script_created(Ref<Script> p_script) {
 	}
 
 	editor_data->get_undo_redo().create_action(TTR("Attach Script"));
-	for (List<Node *>::Element *E = selected.front(); E; E = E->next()) {
-		Ref<Script> existing = E->get()->get_script();
-		editor_data->get_undo_redo().add_do_method(E->get(), "set_script", p_script);
-		editor_data->get_undo_redo().add_undo_method(E->get(), "set_script", existing);
+	for (Node *E : selected) {
+		Ref<Script> existing = E->get_script();
+		editor_data->get_undo_redo().add_do_method(E, "set_script", p_script);
+		editor_data->get_undo_redo().add_undo_method(E, "set_script", existing);
 		editor_data->get_undo_redo().add_do_method(this, "_update_script_button");
 		editor_data->get_undo_redo().add_undo_method(this, "_update_script_button");
 	}
@@ -2006,8 +2003,8 @@ void SceneTreeDock::_delete_confirm(bool p_cut) {
 
 	bool entire_scene = false;
 
-	for (List<Node *>::Element *E = remove_list.front(); E; E = E->next()) {
-		if (E->get() == edited_scene) {
+	for (Node *E : remove_list) {
+		if (E == edited_scene) {
 			entire_scene = true;
 		}
 	}
@@ -2024,8 +2021,7 @@ void SceneTreeDock::_delete_confirm(bool p_cut) {
 		Map<Node *, NodePath> path_renames;
 
 		//delete from animation
-		for (List<Node *>::Element *E = remove_list.front(); E; E = E->next()) {
-			Node *n = E->get();
+		for (Node *n : remove_list) {
 			if (!n->is_inside_tree() || !n->get_parent()) {
 				continue;
 			}
@@ -2035,8 +2031,7 @@ void SceneTreeDock::_delete_confirm(bool p_cut) {
 
 		perform_node_renames(nullptr, &path_renames);
 		//delete for read
-		for (List<Node *>::Element *E = remove_list.front(); E; E = E->next()) {
-			Node *n = E->get();
+		for (Node *n : remove_list) {
 			if (!n->is_inside_tree() || !n->get_parent()) {
 				continue;
 			}
@@ -2044,8 +2039,8 @@ void SceneTreeDock::_delete_confirm(bool p_cut) {
 			List<Node *> owned;
 			n->get_owned_by(n->get_owner(), &owned);
 			Array owners;
-			for (List<Node *>::Element *F = owned.front(); F; F = F->next()) {
-				owners.push_back(F->get());
+			for (Node *F : owned) {
+				owners.push_back(F);
 			}
 
 			editor_data->get_undo_redo().add_do_method(n->get_parent(), "remove_child", n);
@@ -2198,8 +2193,7 @@ void SceneTreeDock::_create() {
 		UndoRedo *ur = EditorNode::get_singleton()->get_undo_redo();
 		ur->create_action(TTR("Change type of node(s)"));
 
-		for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-			Node *n = E->get();
+		for (Node *n : selection) {
 			ERR_FAIL_COND(!n);
 
 			Variant c = create_dialog->instance_selected();
@@ -2256,8 +2250,8 @@ void SceneTreeDock::_create() {
 		_do_create(parent);
 
 		Vector<Node *> nodes;
-		for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-			nodes.push_back(E->get());
+		for (Node *E : selection) {
+			nodes.push_back(E);
 		}
 
 		// This works because editor_selection was cleared and populated with last created node in _do_create()
@@ -2277,13 +2271,13 @@ void SceneTreeDock::replace_node(Node *p_node, Node *p_by_node, bool p_keep_prop
 		List<PropertyInfo> pinfo;
 		n->get_property_list(&pinfo);
 
-		for (List<PropertyInfo>::Element *E = pinfo.front(); E; E = E->next()) {
-			if (!(E->get().usage & PROPERTY_USAGE_STORAGE)) {
+		for (PropertyInfo &E : pinfo) {
+			if (!(E.usage & PROPERTY_USAGE_STORAGE)) {
 				continue;
 			}
 
-			if (E->get().name == "__meta__") {
-				Dictionary metadata = n->get(E->get().name);
+			if (E.name == "__meta__") {
+				Dictionary metadata = n->get(E.name);
 				if (metadata.has("_editor_description_")) {
 					newnode->set_meta("_editor_description_", metadata["_editor_description_"]);
 				}
@@ -2300,8 +2294,8 @@ void SceneTreeDock::replace_node(Node *p_node, Node *p_by_node, bool p_keep_prop
 				continue;
 			}
 
-			if (default_oldnode->get(E->get().name) != n->get(E->get().name)) {
-				newnode->set(E->get().name, n->get(E->get().name));
+			if (default_oldnode->get(E.name) != n->get(E.name)) {
+				newnode->set(E.name, n->get(E.name));
 			}
 		}
 
@@ -2314,12 +2308,12 @@ void SceneTreeDock::replace_node(Node *p_node, Node *p_by_node, bool p_keep_prop
 	List<MethodInfo> sl;
 
 	n->get_signal_list(&sl);
-	for (List<MethodInfo>::Element *E = sl.front(); E; E = E->next()) {
+	for (MethodInfo &E : sl) {
 		List<Object::Connection> cl;
-		n->get_signal_connection_list(E->get().name, &cl);
+		n->get_signal_connection_list(E.name, &cl);
 
-		for (List<Object::Connection>::Element *F = cl.front(); F; F = F->next()) {
-			Object::Connection &c = F->get();
+		for (Object::Connection &F : cl) {
+			Object::Connection &c = F;
 			if (!(c.flags & Object::CONNECT_PERSIST)) {
 				continue;
 			}
@@ -2586,8 +2580,8 @@ void SceneTreeDock::_nodes_dragged(Array p_nodes, NodePath p_to, int p_type) {
 	}
 
 	Vector<Node *> nodes;
-	for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-		nodes.push_back(E->get());
+	for (Node *E : selection) {
+		nodes.push_back(E);
 	}
 
 	int to_pos = -1;
@@ -2603,15 +2597,15 @@ void SceneTreeDock::_add_children_to_popup(Object *p_obj, int p_depth) {
 
 	List<PropertyInfo> pinfo;
 	p_obj->get_property_list(&pinfo);
-	for (List<PropertyInfo>::Element *E = pinfo.front(); E; E = E->next()) {
-		if (!(E->get().usage & PROPERTY_USAGE_EDITOR)) {
+	for (PropertyInfo &E : pinfo) {
+		if (!(E.usage & PROPERTY_USAGE_EDITOR)) {
 			continue;
 		}
-		if (E->get().hint != PROPERTY_HINT_RESOURCE_TYPE) {
+		if (E.hint != PROPERTY_HINT_RESOURCE_TYPE) {
 			continue;
 		}
 
-		Variant value = p_obj->get(E->get().name);
+		Variant value = p_obj->get(E.name);
 		if (value.get_type() != Variant::OBJECT) {
 			continue;
 		}
@@ -2626,7 +2620,7 @@ void SceneTreeDock::_add_children_to_popup(Object *p_obj, int p_depth) {
 			menu->add_submenu_item(TTR("Sub-Resources"), "Sub-Resources");
 		}
 		int index = menu_subresources->get_item_count();
-		menu_subresources->add_icon_item(icon, E->get().name.capitalize(), EDIT_SUBRESOURCE_BASE + subresources.size());
+		menu_subresources->add_icon_item(icon, E.name.capitalize(), EDIT_SUBRESOURCE_BASE + subresources.size());
 		menu_subresources->set_item_h_offset(index, p_depth * 10 * EDSCALE);
 		subresources.push_back(obj->get_instance_id());
 
@@ -2708,8 +2702,8 @@ void SceneTreeDock::_tree_rmb(const Vector2 &p_menu_pos) {
 			menu->add_icon_shortcut(get_theme_icon(SNAME("ScriptRemove"), SNAME("EditorIcons")), ED_GET_SHORTCUT("scene_tree/detach_script"), TOOL_DETACH_SCRIPT);
 		} else if (full_selection.size() > 1) {
 			bool script_exists = false;
-			for (List<Node *>::Element *E = full_selection.front(); E; E = E->next()) {
-				if (!E->get()->get_script().is_null()) {
+			for (Node *E : full_selection) {
+				if (!E->get_script().is_null()) {
 					script_exists = true;
 					break;
 				}
@@ -2732,8 +2726,8 @@ void SceneTreeDock::_tree_rmb(const Vector2 &p_menu_pos) {
 		}
 
 		bool can_replace = true;
-		for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-			if (E->get() != edited_scene && (E->get()->get_owner() != edited_scene || E->get()->get_filename() != "")) {
+		for (Node *E : selection) {
+			if (E != edited_scene && (E->get_owner() != edited_scene || E->get_filename() != "")) {
 				can_replace = false;
 				break;
 			}
@@ -3046,8 +3040,8 @@ void SceneTreeDock::_feature_profile_changed() {
 }
 
 void SceneTreeDock::_clear_clipboard() {
-	for (List<Node *>::Element *E = node_clipboard.front(); E; E = E->next()) {
-		memdelete(E->get());
+	for (Node *E : node_clipboard) {
+		memdelete(E);
 	}
 	node_clipboard.clear();
 	clipboard_resource_remap.clear();
@@ -3058,18 +3052,18 @@ void SceneTreeDock::_create_remap_for_node(Node *p_node, Map<RES, RES> &r_remap)
 	p_node->get_property_list(&props);
 	bool is_instantiated = EditorPropertyRevert::may_node_be_in_instance(p_node);
 
-	for (List<PropertyInfo>::Element *E = props.front(); E; E = E->next()) {
-		if (!(E->get().usage & PROPERTY_USAGE_STORAGE)) {
+	for (PropertyInfo &E : props) {
+		if (!(E.usage & PROPERTY_USAGE_STORAGE)) {
 			continue;
 		}
 
-		Variant v = p_node->get(E->get().name);
+		Variant v = p_node->get(E.name);
 		if (v.is_ref()) {
 			RES res = v;
 			if (res.is_valid()) {
 				if (is_instantiated) {
 					Variant orig;
-					if (EditorPropertyRevert::get_instantiated_node_original_property(p_node, E->get().name, orig)) {
+					if (EditorPropertyRevert::get_instantiated_node_original_property(p_node, E.name, orig)) {
 						if (!EditorPropertyRevert::is_node_property_different(p_node, v, orig)) {
 							continue;
 						}
@@ -3094,12 +3088,12 @@ void SceneTreeDock::_create_remap_for_resource(RES p_resource, Map<RES, RES> &r_
 	List<PropertyInfo> props;
 	p_resource->get_property_list(&props);
 
-	for (List<PropertyInfo>::Element *E = props.front(); E; E = E->next()) {
-		if (!(E->get().usage & PROPERTY_USAGE_STORAGE)) {
+	for (PropertyInfo &E : props) {
+		if (!(E.usage & PROPERTY_USAGE_STORAGE)) {
 			continue;
 		}
 
-		Variant v = p_resource->get(E->get().name);
+		Variant v = p_resource->get(E.name);
 		if (v.is_ref()) {
 			RES res = v;
 			if (res.is_valid()) {
diff --git a/editor/scene_tree_editor.cpp b/editor/scene_tree_editor.cpp
index 0468fe4ee0..83b0203f32 100644
--- a/editor/scene_tree_editor.cpp
+++ b/editor/scene_tree_editor.cpp
@@ -79,8 +79,7 @@ void SceneTreeEditor::_cell_button_pressed(Object *p_item, int p_column, int p_i
 		_toggle_visible(n);
 		List<Node *> selection = editor_selection->get_selected_node_list();
 		if (selection.size() > 1 && selection.find(n) != nullptr) {
-			for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
-				Node *nv = E->get();
+			for (Node *nv : selection) {
 				ERR_FAIL_COND(!nv);
 				if (nv == n) {
 					continue;
diff --git a/editor/script_create_dialog.cpp b/editor/script_create_dialog.cpp
index 2601382009..90481b2107 100644
--- a/editor/script_create_dialog.cpp
+++ b/editor/script_create_dialog.cpp
@@ -205,12 +205,12 @@ String ScriptCreateDialog::_validate_path(const String &p_path, bool p_file_must
 	bool found = false;
 	bool match = false;
 	int index = 0;
-	for (List<String>::Element *E = extensions.front(); E; E = E->next()) {
-		if (E->get().nocasecmp_to(extension) == 0) {
+	for (String &E : extensions) {
+		if (E.nocasecmp_to(extension) == 0) {
 			//FIXME (?) - changing language this way doesn't update controls, needs rework
 			//language_menu->select(index); // change Language option by extension
 			found = true;
-			if (E->get() == ScriptServer::get_language(language_menu->get_selected())->get_extension()) {
+			if (E == ScriptServer::get_language(language_menu->get_selected())->get_extension()) {
 				match = true;
 			}
 			break;
@@ -373,8 +373,8 @@ void ScriptCreateDialog::_lang_changed(int l) {
 				ScriptServer::get_language(m)->get_recognized_extensions(&extensions);
 			}
 
-			for (List<String>::Element *E = extensions.front(); E; E = E->next()) {
-				if (E->get().nocasecmp_to(extension) == 0) {
+			for (String &E : extensions) {
+				if (E.nocasecmp_to(extension) == 0) {
 					path = path.get_basename() + selected_ext;
 					_path_changed(path);
 					break;
@@ -534,8 +534,8 @@ void ScriptCreateDialog::_browse_path(bool browse_parent, bool p_save) {
 	int lang = language_menu->get_selected();
 	ScriptServer::get_language(lang)->get_recognized_extensions(&extensions);
 
-	for (List<String>::Element *E = extensions.front(); E; E = E->next()) {
-		file_browse->add_filter("*." + E->get());
+	for (String &E : extensions) {
+		file_browse->add_filter("*." + E);
 	}
 
 	file_browse->set_current_path(file_path->get_text());
diff --git a/editor/settings_config_dialog.cpp b/editor/settings_config_dialog.cpp
index 0524b91634..89e102ee22 100644
--- a/editor/settings_config_dialog.cpp
+++ b/editor/settings_config_dialog.cpp
@@ -324,15 +324,15 @@ void EditorSettingsDialog::_update_shortcuts() {
 	List<String> slist;
 	EditorSettings::get_singleton()->get_shortcut_list(&slist);
 
-	for (List<String>::Element *E = slist.front(); E; E = E->next()) {
-		Ref<Shortcut> sc = EditorSettings::get_singleton()->get_shortcut(E->get());
+	for (String &E : slist) {
+		Ref<Shortcut> sc = EditorSettings::get_singleton()->get_shortcut(E);
 		if (!sc->has_meta("original")) {
 			continue;
 		}
 
 		Ref<InputEvent> original = sc->get_meta("original");
 
-		String section_name = E->get().get_slice("/", 0);
+		String section_name = E.get_slice("/", 0);
 
 		TreeItem *section;
 
@@ -372,8 +372,8 @@ void EditorSettingsDialog::_update_shortcuts() {
 
 			item->add_button(1, shortcuts->get_theme_icon(SNAME("Edit"), SNAME("EditorIcons")), 0);
 			item->add_button(1, shortcuts->get_theme_icon(SNAME("Close"), SNAME("EditorIcons")), 1);
-			item->set_tooltip(0, E->get());
-			item->set_metadata(0, E->get());
+			item->set_tooltip(0, E);
+			item->set_metadata(0, E);
 		}
 	}
 
@@ -403,10 +403,9 @@ void EditorSettingsDialog::_shortcut_button_pressed(Object *p_item, int p_column
 				List<Ref<InputEvent>> defaults = InputMap::get_singleton()->get_builtins()[current_action];
 
 				// Convert the list to an array, and only keep key events as this is for the editor.
-				for (List<Ref<InputEvent>>::Element *E = defaults.front(); E; E = E->next()) {
-					Ref<InputEventKey> k = E->get();
+				for (Ref<InputEvent> k : defaults) {
 					if (k.is_valid()) {
-						events.append(E->get());
+						events.append(k);
 					}
 				}