7 files changed, 290 insertions, 509 deletions

diff --git a/.github/workflows/android_builds.yml b/.github/workflows/android_builds.yml
index 5efeba4b5f..dd3622f1f0 100644
--- a/.github/workflows/android_builds.yml
+++ b/.github/workflows/android_builds.yml
@@ -4,8 +4,7 @@ on: [push, pull_request]
 # Global Settings
 env:
   GODOT_BASE_BRANCH: master
-  SCONSFLAGS: platform=android verbose=yes warnings=extra werror=yes debug_symbols=no --jobs=2 module_text_server_fb_enabled=yes
-  SCONS_CACHE_LIMIT: 4096
+  SCONSFLAGS: verbose=yes warnings=extra werror=yes debug_symbols=no module_text_server_fb_enabled=yes
 
 concurrency:
   group: ci-${{github.actor}}-${{github.head_ref || github.run_number}}-${{github.ref}}-android
@@ -14,7 +13,6 @@ concurrency:
 jobs:
   android-template:
     runs-on: "ubuntu-20.04"
-
     name: Template (target=release, tools=no)
 
     steps:
@@ -27,53 +25,42 @@ jobs:
           sudo cp -f misc/ci/sources.list /etc/apt/sources.list
           sudo apt-get update
 
-      - name: Set up Java 8
+      - name: Set up Java 11
         uses: actions/setup-java@v1
         with:
-          java-version: 8
+          java-version: 11
 
-      # Upload cache on completion and check it out now
-      - name: Load .scons_cache directory
-        id: android-template-cache
-        uses: actions/cache@v2
-        with:
-          path: ${{github.workspace}}/.scons_cache/
-          key: ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}-${{github.sha}}
-          restore-keys: |
-            ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}-${{github.sha}}
-            ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}
-            ${{github.job}}-${{env.GODOT_BASE_BRANCH}}
+      - name: Setup Godot build cache
+        uses: ./.github/actions/godot-cache
         continue-on-error: true
 
-      # Use python 3.x release (works cross platform)
-      - name: Set up Python 3.x
-        uses: actions/setup-python@v2
+      - name: Setup python and scons
+        uses: ./.github/actions/godot-deps
+
+      - name: Compilation (armv7)
+        uses: ./.github/actions/godot-build
         with:
-          # Semantic version range syntax or exact version of a Python version
-          python-version: '3.x'
-          # Optional - x64 or x86 architecture, defaults to x64
-          architecture: 'x64'
+          sconsflags: ${{ env.SCONSFLAGS }} android_arch=armv7
+          platform: android
+          target: release
+          tools: false
+          tests: false
 
-      - name: Configuring Python packages
-        run: |
-          python -c "import sys; print(sys.version)"
-          python -m pip install scons
-          python --version
-          scons --version
+      - name: Compilation (arm64v8)
+        uses: ./.github/actions/godot-build
+        with:
+          sconsflags: ${{ env.SCONSFLAGS }} android_arch=arm64v8
+          platform: android
+          target: release
+          tools: false
+          tests: false
 
-      - name: Compilation
-        env:
-          SCONS_CACHE: ${{github.workspace}}/.scons_cache/
+      - name: Generate Godot templates
         run: |
-          scons target=release tools=no android_arch=armv7
-          scons target=release tools=no android_arch=arm64v8
           cd platform/android/java
           ./gradlew generateGodotTemplates
           cd ../../..
           ls -l bin/
 
-      - uses: actions/upload-artifact@v2
-        with:
-          name: ${{ github.job }}
-          path: bin/*
-          retention-days: 14
+      - name: Upload artifact
+        uses: ./.github/actions/upload-artifact
diff --git a/.github/workflows/ios_builds.yml b/.github/workflows/ios_builds.yml
index 69809c6cb6..721d574dbe 100644
--- a/.github/workflows/ios_builds.yml
+++ b/.github/workflows/ios_builds.yml
@@ -4,8 +4,7 @@ on: [push, pull_request]
 # Global Settings
 env:
   GODOT_BASE_BRANCH: master
-  SCONSFLAGS: platform=iphone verbose=yes warnings=extra werror=yes debug_symbols=no --jobs=2 module_text_server_fb_enabled=yes
-  SCONS_CACHE_LIMIT: 4096
+  SCONSFLAGS: verbose=yes warnings=extra werror=yes debug_symbols=no module_text_server_fb_enabled=yes
 
 concurrency:
   group: ci-${{github.actor}}-${{github.head_ref || github.run_number}}-${{github.ref}}-ios
@@ -19,45 +18,21 @@ jobs:
     steps:
       - uses: actions/checkout@v2
 
-      # Upload cache on completion and check it out now
-      - name: Load .scons_cache directory
-        id: ios-template-cache
-        uses: actions/cache@v2
-        with:
-          path: ${{github.workspace}}/.scons_cache/
-          key: ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}-${{github.sha}}
-          restore-keys: |
-            ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}-${{github.sha}}
-            ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}
-            ${{github.job}}-${{env.GODOT_BASE_BRANCH}}
+      - name: Setup Godot build cache
+        uses: ./.github/actions/godot-cache
         continue-on-error: true
 
-      # Use python 3.x release (works cross platform)
-      - name: Set up Python 3.x
-        uses: actions/setup-python@v2
-        with:
-          # Semantic version range syntax or exact version of a Python version
-          python-version: '3.x'
-          # Optional - x64 or x86 architecture, defaults to x64
-          architecture: 'x64'
-
-      # You can test your matrix by printing the current Python version
-      - name: Configuring Python packages
-        run: |
-          python -c "import sys; print(sys.version)"
-          python -m pip install scons
-          python --version
-          scons --version
-
-      - name: Compilation
-        env:
-          SCONS_CACHE: ${{github.workspace}}/.scons_cache/
-        run: |
-          scons target=release tools=no
-          ls -l bin/
-
-      - uses: actions/upload-artifact@v2
+      - name: Setup python and scons
+        uses: ./.github/actions/godot-deps
+
+      - name: Compilation (armv7)
+        uses: ./.github/actions/godot-build
         with:
-          name: ${{ github.job }}
-          path: bin/*
-          retention-days: 14
+          sconsflags: ${{ env.SCONSFLAGS }}
+          platform: iphone
+          target: release
+          tools: false
+          tests: false
+
+      - name: Upload artifact
+        uses: ./.github/actions/upload-artifact
diff --git a/.github/workflows/javascript_builds.yml b/.github/workflows/javascript_builds.yml
index 25a063c3b2..9163baab0f 100644
--- a/.github/workflows/javascript_builds.yml
+++ b/.github/workflows/javascript_builds.yml
@@ -4,10 +4,9 @@ on: [push, pull_request]
 # Global Settings
 env:
   GODOT_BASE_BRANCH: master
-  SCONSFLAGS: platform=javascript verbose=yes warnings=extra werror=yes debug_symbols=no --jobs=2
-  SCONS_CACHE_LIMIT: 4096
+  SCONSFLAGS: verbose=yes warnings=extra werror=yes debug_symbols=no
   EM_VERSION: 2.0.27
-  EM_CACHE_FOLDER: 'emsdk-cache'
+  EM_CACHE_FOLDER: "emsdk-cache"
 
 concurrency:
   group: ci-${{github.actor}}-${{github.head_ref || github.run_number}}-${{github.ref}}-javascript
@@ -21,26 +20,6 @@ jobs:
     steps:
       - uses: actions/checkout@v2
 
-      # Azure repositories are not reliable, we need to prevent azure giving us packages.
-      - name: Make apt sources.list use the default Ubuntu repositories
-        run: |
-          sudo rm -f /etc/apt/sources.list.d/*
-          sudo cp -f misc/ci/sources.list /etc/apt/sources.list
-          sudo apt-get update
-
-      # Upload cache on completion and check it out now
-      - name: Load .scons_cache directory
-        id: javascript-template-cache
-        uses: actions/cache@v2
-        with:
-          path: ${{github.workspace}}/.scons_cache/
-          key: ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}-${{github.sha}}
-          restore-keys: |
-            ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}-${{github.sha}}
-            ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}
-            ${{github.job}}-${{env.GODOT_BASE_BRANCH}}
-        continue-on-error: true
-
       # Additional cache for Emscripten generated system libraries
       - name: Load Emscripten cache
         id: javascript-template-emscripten-cache
@@ -49,23 +28,6 @@ jobs:
           path: ${{env.EM_CACHE_FOLDER}}
           key: ${{env.EM_VERSION}}-${{github.job}}
 
-      # Use python 3.x release (works cross platform)
-      - name: Set up Python 3.x
-        uses: actions/setup-python@v2
-        with:
-          # Semantic version range syntax or exact version of a Python version
-          python-version: '3.x'
-          # Optional - x64 or x86 architecture, defaults to x64
-          architecture: 'x64'
-
-      # You can test your matrix by printing the current Python version
-      - name: Configuring Python packages
-        run: |
-          python -c "import sys; print(sys.version)"
-          python -m pip install scons
-          python --version
-          scons --version
-
       - name: Set up Emscripten latest
         uses: mymindstorm/setup-emsdk@v10
         with:
@@ -76,15 +38,21 @@ jobs:
         run: |
           emcc -v
 
-      - name: Compilation
-        env:
-          SCONS_CACHE: ${{github.workspace}}/.scons_cache/
-        run: |
-          scons target=release tools=no use_closure_compiler=yes
-          ls -l bin/
+      - name: Setup Godot build cache
+        uses: ./.github/actions/godot-cache
+        continue-on-error: true
+
+      - name: Setup python and scons
+        uses: ./.github/actions/godot-deps
 
-      - uses: actions/upload-artifact@v2
+      - name: Compilation
+        uses: ./.github/actions/godot-build
         with:
-          name: ${{ github.job }}
-          path: bin/*
-          retention-days: 14
+          sconsflags: ${{ env.SCONSFLAGS }}
+          platform: javascript
+          target: release
+          tools: false
+          tests: false
+
+      - name: Upload artifact
+        uses: ./.github/actions/upload-artifact
diff --git a/.github/workflows/linux_builds.yml b/.github/workflows/linux_builds.yml
index 6fe76345f3..44d0cb041f 100644
--- a/.github/workflows/linux_builds.yml
+++ b/.github/workflows/linux_builds.yml
@@ -4,166 +4,127 @@ on: [push, pull_request]
 # Global Settings
 env:
   GODOT_BASE_BRANCH: master
-  SCONSFLAGS: platform=linuxbsd verbose=yes warnings=extra werror=yes debug_symbols=no --jobs=2 module_text_server_fb_enabled=yes
-  SCONS_CACHE_LIMIT: 4096
+  SCONSFLAGS: verbose=yes warnings=extra werror=yes module_text_server_fb_enabled=yes
 
 concurrency:
   group: ci-${{github.actor}}-${{github.head_ref || github.run_number}}-${{github.ref}}-linux
   cancel-in-progress: true
 
 jobs:
-  linux-editor:
+  build-linux:
     runs-on: "ubuntu-20.04"
-    name: Editor (target=release_debug, tools=yes, tests=yes)
+    name: ${{ matrix.name }}
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - name: Editor w/ Mono (target=release_debug, tools=yes, tests=yes)
+            cache-name: linux-editor-mono
+            target: release_debug
+            tools: true
+            tests: false # Disabled due freeze caused by mix Mono build and CI
+            sconsflags: module_mono_enabled=yes mono_glue=no
+            doc-test: true
+            bin: "./bin/godot.linuxbsd.opt.tools.64.mono"
+            build-mono: true
+            artifact: true
+
+          - name: Editor and sanitizers (target=debug, tools=yes, tests=yes, use_asan=yes, use_ubsan=yes)
+            cache-name: linux-editor-sanitizers
+            target: debug
+            tools: true
+            tests: true
+            sconsflags: use_asan=yes use_ubsan=yes
+            proj-test: true
+            godot-cpp-test: true
+            bin: "./bin/godot.linuxbsd.tools.64s"
+            build-mono: false
+            # Skip 2GiB artifact speeding up action.
+            artifact: false
+
+          - name: Template w/ Mono (target=release, tools=no)
+            cache-name: linux-template-mono
+            target: release
+            tools: false
+            tests: false
+            sconsflags: module_mono_enabled=yes mono_glue=no debug_symbols=no
+            build-mono: false
+            artifact: true
+
+          - name: Minimal Template (target=release, tools=no, everything disabled)
+            cache-name: linux-template-minimal
+            target: release
+            tools: false
+            tests: false
+            sconsflags: modules_enabled_by_default=no disable_3d=yes disable_advanced_gui=yes deprecated=no minizip=no
+            artifact: true
 
     steps:
       - uses: actions/checkout@v2
 
-      # Azure repositories are not reliable, we need to prevent azure giving us packages.
-      - name: Make apt sources.list use the default Ubuntu repositories
+      - name: Linux dependencies
+        shell: bash
         run: |
+          # Azure repositories are not reliable, we need to prevent azure giving us packages.
           sudo rm -f /etc/apt/sources.list.d/*
           sudo cp -f misc/ci/sources.list /etc/apt/sources.list
           sudo apt-get update
-
-      # Install all packages (except scons)
-      - name: Configure dependencies
-        run: |
+          # The actual dependencies
           sudo apt-get install build-essential pkg-config libx11-dev libxcursor-dev \
-            libxinerama-dev libgl1-mesa-dev libglu-dev libasound2-dev libpulse-dev libdbus-1-dev libudev-dev libxi-dev libxrandr-dev yasm
+              libxinerama-dev libgl1-mesa-dev libglu-dev libasound2-dev libpulse-dev \
+              libdbus-1-dev libudev-dev libxi-dev libxrandr-dev yasm xvfb wget unzip
 
-      # Upload cache on completion and check it out now
-      - name: Load .scons_cache directory
-        id: linux-editor-cache
-        uses: actions/cache@v2
+      - name: Setup Godot build cache
+        uses: ./.github/actions/godot-cache
         with:
-          path: ${{github.workspace}}/.scons_cache/
-          key: ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}-${{github.sha}}
-          restore-keys: |
-            ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}-${{github.sha}}
-            ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}
-            ${{github.job}}-${{env.GODOT_BASE_BRANCH}}
+          cache-name: ${{ matrix.cache-name }}
         continue-on-error: true
 
-      # Use python 3.x release (works cross platform; best to keep self contained in it's own step)
-      - name: Set up Python 3.x
-        uses: actions/setup-python@v2
+      - name: Setup python and scons
+        uses: ./.github/actions/godot-deps
+
+      - name: Compilation
+        uses: ./.github/actions/godot-build
         with:
-          # Semantic version range syntax or exact version of a Python version
-          python-version: '3.x'
-          # Optional - x64 or x86 architecture, defaults to x64
-          architecture: 'x64'
+          sconsflags: ${{ env.SCONSFLAGS }} ${{ matrix.sconsflags }}
+          platform: linuxbsd
+          target: ${{ matrix.target }}
+          tools: ${{ matrix.tools }}
+          tests: ${{ matrix.tests }}
 
-      # Setup scons, print python version and scons version info, so if anything is broken it won't run the build.
-      - name: Configuring Python packages
+      - name: Generate Mono glue
+        if: ${{ matrix.build-mono }}
         run: |
-          python -c "import sys; print(sys.version)"
-          python -m pip install scons
-          python --version
-          scons --version
+          ${{ matrix.bin }} --headless --generate-mono-glue modules/mono/glue || true
 
-      # We should always be explicit with our flags usage here since it's gonna be sure to always set those flags
-      - name: Compilation
-        env:
-          SCONS_CACHE: ${{github.workspace}}/.scons_cache/
-        run: |
-          scons tools=yes tests=yes target=release_debug
-          ls -l bin/
+      # Rebuild with mono
+      - name: Compilation (mono_glue=yes)
+        uses: ./.github/actions/godot-build
+        if: ${{ matrix.build-mono }}
+        with:
+          sconsflags: ${{ env.SCONSFLAGS }} ${{ matrix.sconsflags }} mono_glue=yes
+          platform: linuxbsd
+          target: ${{ matrix.target }}
+          tools: ${{ matrix.tools }}
 
       # Execute unit tests for the editor
-      - name: Unit Tests
+      - name: Unit tests
+        if: ${{ matrix.tests }}
         run: |
-          ./bin/godot.linuxbsd.opt.tools.64 --test
-
-      # Download, unzip and setup SwiftShader library [4466040]
-      - name: Download SwiftShader
-        run: |
-          wget https://github.com/qarmin/gtk_library_store/releases/download/3.24.0/swiftshader2.zip
-          unzip swiftshader2.zip
-          rm swiftshader2.zip
-          curr="$(pwd)/libvk_swiftshader.so"
-          sed -i "s|PATH_TO_CHANGE|$curr|" vk_swiftshader_icd.json
+          ${{ matrix.bin }} --test --headless
 
       # Check class reference
       - name: Check for class reference updates
+        if: ${{ matrix.doc-test }}
         run: |
           echo "Running --doctool to see if this changes the public API without updating the documentation."
           echo -e "If a diff is shown, it means that your code/doc changes are incomplete and you should update the class reference with --doctool.\n\n"
-          VK_ICD_FILENAMES=$(pwd)/vk_swiftshader_icd.json DRI_PRIME=0 xvfb-run bin/godot.linuxbsd.opt.tools.64 --doctool . 2>&1 > /dev/null || true
+          ${{ matrix.bin }} --doctool --headless 2>&1 > /dev/null || true
           git diff --color --exit-code && ! git ls-files --others --exclude-standard | sed -e 's/^/New doc file missing in PR: /' | grep 'xml$'
 
-      - uses: actions/upload-artifact@v2
-        with:
-          name: ${{ github.job }}
-          path: bin/*
-          retention-days: 14
-
-  linux-editor-sanitizers:
-    runs-on: "ubuntu-20.04"
-    name: Editor and sanitizers (target=debug, tools=yes, tests=yes, use_asan=yes, use_ubsan=yes)
-
-    steps:
-      - uses: actions/checkout@v2
-
-      # Azure repositories are not reliable, we need to prevent azure giving us packages.
-      - name: Make apt sources.list use the default Ubuntu repositories
-        run: |
-          sudo rm -f /etc/apt/sources.list.d/*
-          sudo cp -f misc/ci/sources.list /etc/apt/sources.list
-          sudo apt-get update
-
-      # Install all packages (except scons)
-      - name: Configure dependencies
-        run: |
-          sudo apt-get install build-essential pkg-config libx11-dev libxcursor-dev \
-            libxinerama-dev libgl1-mesa-dev libglu-dev libasound2-dev libpulse-dev libdbus-1-dev libudev-dev libxi-dev libxrandr-dev yasm \
-            xvfb wget unzip
-
-      # Upload cache on completion and check it out now
-      - name: Load .scons_cache directory
-        id: linux-sanitizers-cache
-        uses: actions/cache@v2
-        with:
-          path: ${{github.workspace}}/.scons_cache/
-          key: ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}-${{github.sha}}
-          restore-keys: |
-            ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}-${{github.sha}}
-            ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}
-            ${{github.job}}-${{env.GODOT_BASE_BRANCH}}
-        continue-on-error: true
-
-      # Use python 3.x release (works cross platform; best to keep self contained in it's own step)
-      - name: Set up Python 3.x
-        uses: actions/setup-python@v2
-        with:
-          # Semantic version range syntax or exact version of a Python version
-          python-version: '3.x'
-          # Optional - x64 or x86 architecture, defaults to x64
-          architecture: 'x64'
-
-      # Setup scons, print python version and scons version info, so if anything is broken it won't run the build.
-      - name: Configuring Python packages
-        run: |
-          python -c "import sys; print(sys.version)"
-          python -m pip install scons
-          python --version
-          scons --version
-
-      # We should always be explicit with our flags usage here since it's gonna be sure to always set those flags
-      - name: Compilation
-        env:
-          SCONS_CACHE: ${{github.workspace}}/.scons_cache/
-        run: |
-          scons tools=yes tests=yes target=debug debug_symbols=no use_asan=yes use_ubsan=yes
-          ls -l bin/
-
-      # Execute unit tests for the editor
-      - name: Unit Tests
-        run: |
-          ./bin/godot.linuxbsd.tools.64s --test
-
       # Download, unzip and setup SwiftShader library [4466040]
       - name: Download SwiftShader
+        if: ${{ matrix.tests }}
         run: |
           wget https://github.com/qarmin/gtk_library_store/releases/download/3.24.0/swiftshader2.zip
           unzip swiftshader2.zip
@@ -173,6 +134,7 @@ jobs:
 
       # Download and extract zip archive with project, folder is renamed to be able to easy change used project
       - name: Download test project
+        if: ${{ matrix.proj-test }}
         run: |
           wget https://github.com/qarmin/RegressionTestProject/archive/4.0.zip
           unzip 4.0.zip
@@ -180,75 +142,65 @@ jobs:
 
       # Editor is quite complicated piece of software, so it is easy to introduce bug here
       - name: Open and close editor
+        if: ${{ matrix.proj-test }}
         run: |
-          VK_ICD_FILENAMES=$(pwd)/vk_swiftshader_icd.json DRI_PRIME=0 xvfb-run bin/godot.linuxbsd.tools.64s --audio-driver Dummy -e -q --path test_project 2>&1 | tee sanitizers_log.txt || true
+          VK_ICD_FILENAMES=$(pwd)/vk_swiftshader_icd.json DRI_PRIME=0 xvfb-run ${{ matrix.bin }} --audio-driver Dummy -e -q --path test_project 2>&1 | tee sanitizers_log.txt || true
           misc/scripts/check_ci_log.py sanitizers_log.txt
 
       # Run test project
       - name: Run project
+        if: ${{ matrix.proj-test }}
         run: |
-          VK_ICD_FILENAMES=$(pwd)/vk_swiftshader_icd.json DRI_PRIME=0 xvfb-run bin/godot.linuxbsd.tools.64s 40 --audio-driver Dummy --path test_project 2>&1 | tee sanitizers_log.txt || true
+          VK_ICD_FILENAMES=$(pwd)/vk_swiftshader_icd.json DRI_PRIME=0 xvfb-run ${{ matrix.bin }} 40 --audio-driver Dummy --path test_project 2>&1 | tee sanitizers_log.txt || true
           misc/scripts/check_ci_log.py sanitizers_log.txt
 
-  linux-template-mono:
-    runs-on: "ubuntu-20.04"
-    name: Template w/ Mono (target=release, tools=no)
-
-    steps:
-      - uses: actions/checkout@v2
+      # Checkout godot-cpp
+      - name: Checkout godot-cpp
+        if: ${{ matrix.godot-cpp-test }}
+        uses: actions/checkout@v2
+        with:
+          repository: godotengine/godot-cpp
+          submodules: 'recursive'
+          path: 'godot-cpp'
 
-      # Azure repositories are not reliable, we need to prevent azure giving us packages.
-      - name: Make apt sources.list use the default Ubuntu repositories
+      # Check extension API
+      - name: Check for extension api updates
+        if: ${{ matrix.godot-cpp-test }}
         run: |
-          sudo rm -f /etc/apt/sources.list.d/*
-          sudo cp -f misc/ci/sources.list /etc/apt/sources.list
-          sudo apt-get update
+          echo "Running --dump-extension-api to create extensions api."
+          VK_ICD_FILENAMES=$(pwd)/vk_swiftshader_icd.json DRI_PRIME=0 xvfb-run ${{ matrix.bin }} --audio-driver Dummy --dump-extension-api 2>&1 > /dev/null || true
+          misc/scripts/compare_extension_api.py godot-cpp/godot-headers/extension_api.json extension_api.json
 
-      # Install all packages (except scons)
-      - name: Configure dependencies
+      # Copy new extension API files into place
+      - name: Copy new extension API files into place
+        if: ${{ matrix.godot-cpp-test }}
         run: |
-          sudo apt-get install build-essential pkg-config libx11-dev libxcursor-dev \
-            libxinerama-dev libgl1-mesa-dev libglu-dev libasound2-dev libpulse-dev libdbus-1-dev libudev-dev libxi-dev libxrandr-dev yasm
-
-      # Upload cache on completion and check it out now
-      - name: Load .scons_cache directory
-        id: linux-template-cache
-        uses: actions/cache@v2
-        with:
-          path: ${{github.workspace}}/.scons_cache/
-          key: ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}-${{github.sha}}
-          restore-keys: |
-            ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}-${{github.sha}}
-            ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}
-            ${{github.job}}-${{env.GODOT_BASE_BRANCH}}
-        continue-on-error: true
+          cp -f extension_api.json godot-cpp/godot-headers/
+          cp -f core/extension/gdnative_interface.h godot-cpp/godot-headers/godot/
 
-      # Use python 3.x release (works cross platform)
-      - name: Set up Python 3.x
-        uses: actions/setup-python@v2
-        with:
-          # Semantic version range syntax or exact version of a Python version
-          python-version: '3.x'
-          # Optional - x64 or x86 architecture, defaults to x64
-          architecture: 'x64'
+      # Build godot-cpp library
+      - name: Build godot-cpp library
+        if: ${{ matrix.godot-cpp-test }}
+        run: |
+          cd godot-cpp
+          scons target=${{ matrix.target }} generate_bindings=yes -j2
+          cd ..
 
-      # You can test your matrix by printing the current Python version
-      - name: Configuring Python packages
+      # Build godot-cpp test extension
+      - name: Build godot-cpp test extension
+        if: ${{ matrix.godot-cpp-test }}
         run: |
-          python -c "import sys; print(sys.version)"
-          python -m pip install scons
-          python --version
-          scons --version
+          cd godot-cpp/test
+          scons target=${{ matrix.target }} -j2
+          cd ../..
 
-      - name: Compilation
-        env:
-          SCONS_CACHE: ${{github.workspace}}/.scons_cache/
+      - name: Prepare artifact
+        if: ${{ matrix.artifact }}
         run: |
-          scons target=release tools=no module_mono_enabled=yes mono_glue=no
-          ls -l bin/
+          strip bin/godot.*
 
-      - uses: actions/upload-artifact@v2
+      - name: Upload artifact
+        uses: ./.github/actions/upload-artifact
+        if: ${{ matrix.artifact }}
         with:
-          name: ${{ github.job }}
-          path: bin/*
-          retention-days: 14
+          name: ${{ matrix.cache-name }}
diff --git a/.github/workflows/macos_builds.yml b/.github/workflows/macos_builds.yml
index 2c9e0fa1a0..dec3abe52b 100644
--- a/.github/workflows/macos_builds.yml
+++ b/.github/workflows/macos_builds.yml
@@ -4,117 +4,66 @@ on: [push, pull_request]
 # Global Settings
 env:
   GODOT_BASE_BRANCH: master
-  SCONSFLAGS: platform=osx verbose=yes warnings=extra werror=yes debug_symbols=no --jobs=2 module_text_server_fb_enabled=yes
-  SCONS_CACHE_LIMIT: 4096
+  SCONSFLAGS: verbose=yes warnings=extra werror=yes module_text_server_fb_enabled=yes
 
 concurrency:
   group: ci-${{github.actor}}-${{github.head_ref || github.run_number}}-${{github.ref}}-macos
   cancel-in-progress: true
 
 jobs:
-  macos-editor:
+  build-macos:
     runs-on: "macos-latest"
-
-    name: Editor (target=release_debug, tools=yes, tests=yes)
+    name: ${{ matrix.name }}
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - name: Editor (target=release_debug, tools=yes, tests=yes)
+            cache-name: macos-editor
+            target: release_debug
+            tools: true
+            tests: true
+            bin: "./bin/godot.osx.opt.tools.64"
+
+          - name: Template (target=release, tools=no)
+            cache-name: macos-template
+            target: release
+            tools: false
+            tests: false
+            sconsflags: debug_symbols=no
 
     steps:
       - uses: actions/checkout@v2
 
-      # Upload cache on completion and check it out now
-      - name: Load .scons_cache directory
-        id: macos-editor-cache
-        uses: actions/cache@v2
+      - name: Setup Godot build cache
+        uses: ./.github/actions/godot-cache
         with:
-          path: ${{github.workspace}}/.scons_cache/
-          key: ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}-${{github.sha}}
-          restore-keys: |
-            ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}-${{github.sha}}
-            ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}
-            ${{github.job}}-${{env.GODOT_BASE_BRANCH}}
+          cache-name: ${{ matrix.cache-name }}
         continue-on-error: true
 
-      # Use python 3.x release (works cross platform; best to keep self contained in it's own step)
-      - name: Set up Python 3.x
-        uses: actions/setup-python@v2
-        with:
-          # Semantic version range syntax or exact version of a Python version
-          python-version: '3.x'
-          # Optional - x64 or x86 architecture, defaults to x64
-          architecture: 'x64'
-
-      # Setup scons, print python version and scons version info, so if anything is broken it won't run the build.
-      - name: Configuring Python packages
-        run: |
-          python -c "import sys; print(sys.version)"
-          python -m pip install scons
-          python --version
-          scons --version
+      - name: Setup python and scons
+        uses: ./.github/actions/godot-deps
 
-      # We should always be explicit with our flags usage here since it's gonna be sure to always set those flags
       - name: Compilation
-        env:
-          SCONS_CACHE: ${{github.workspace}}/.scons_cache/
-        run: |
-          scons tools=yes tests=yes target=release_debug
-          ls -l bin/
-
-      # Execute unit tests for the editor
-      - name: Unit Tests
-        run: |
-          ./bin/godot.osx.opt.tools.64 --test
-
-      - uses: actions/upload-artifact@v2
+        uses: ./.github/actions/godot-build
         with:
-          name: ${{ github.job }}
-          path: bin/*
-          retention-days: 14
-
-  macos-template:
-    runs-on: "macos-latest"
-    name: Template (target=release, tools=no)
+          sconsflags: ${{ env.SCONSFLAGS }}
+          platform: osx
+          target: ${{ matrix.target }}
+          tools: ${{ matrix.tools }}
+          tests: ${{ matrix.tests }}
 
-    steps:
-      - uses: actions/checkout@v2
-
-      # Upload cache on completion and check it out now
-      - name: Load .scons_cache directory
-        id: macos-template-cache
-        uses: actions/cache@v2
-        with:
-          path: ${{github.workspace}}/.scons_cache/
-          key: ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}-${{github.sha}}
-          restore-keys: |
-            ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}-${{github.sha}}
-            ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}
-            ${{github.job}}-${{env.GODOT_BASE_BRANCH}}
-        continue-on-error: true
-
-      # Use python 3.x release (works cross platform)
-      - name: Set up Python 3.x
-        uses: actions/setup-python@v2
-        with:
-          # Semantic version range syntax or exact version of a Python version
-          python-version: '3.x'
-          # Optional - x64 or x86 architecture, defaults to x64
-          architecture: 'x64'
-
-      # You can test your matrix by printing the current Python version
-      - name: Configuring Python packages
+      # Execute unit tests for the editor
+      - name: Unit tests
+        if: ${{ matrix.tests }}
         run: |
-          python -c "import sys; print(sys.version)"
-          python -m pip install scons
-          python --version
-          scons --version
+          ${{ matrix.bin }} --test
 
-      - name: Compilation
-        env:
-          SCONS_CACHE: ${{github.workspace}}/.scons_cache/
+      - name: Prepare artifact
         run: |
-          scons target=release tools=no
-          ls -l bin/
+          strip bin/godot.*
 
-      - uses: actions/upload-artifact@v2
+      - name: Upload artifact
+        uses: ./.github/actions/upload-artifact
         with:
-          name: ${{ github.job }}
-          path: bin/*
-          retention-days: 14
+          name: ${{ matrix.cache-name }}
diff --git a/.github/workflows/static_checks.yml b/.github/workflows/static_checks.yml
index fd2e748076..1f8888885a 100644
--- a/.github/workflows/static_checks.yml
+++ b/.github/workflows/static_checks.yml
@@ -18,14 +18,16 @@ jobs:
         run: |
           sudo rm -f /etc/apt/sources.list.d/*
           sudo cp -f misc/ci/sources.list /etc/apt/sources.list
+          wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key | sudo apt-key add -
+          sudo apt-add-repository "deb http://apt.llvm.org/focal/ llvm-toolchain-focal-13 main"
           sudo apt-get update
 
       - name: Install dependencies
         run: |
-          sudo apt-get install -qq dos2unix recode clang-format-11
+          sudo apt-get install -qq dos2unix recode clang-format-13
           sudo update-alternatives --remove-all clang-format
-          sudo update-alternatives --install /usr/bin/clang-format clang-format /usr/bin/clang-format-11 100
-          sudo pip3 install black==20.8b1 pygments
+          sudo update-alternatives --install /usr/bin/clang-format clang-format /usr/bin/clang-format-13 100
+          sudo pip3 install black==21.10b0 pygments
 
       - name: File formatting checks (file_format.sh)
         run: |
@@ -48,4 +50,4 @@ jobs:
 
       - name: Documentation checks
         run: |
-          doc/tools/makerst.py --dry-run doc/classes modules
+          doc/tools/make_rst.py --dry-run doc/classes modules
diff --git a/.github/workflows/windows_builds.yml b/.github/workflows/windows_builds.yml
index 53febd353b..ad870ae58f 100644
--- a/.github/workflows/windows_builds.yml
+++ b/.github/workflows/windows_builds.yml
@@ -5,122 +5,70 @@ on: [push, pull_request]
 # SCONS_CACHE for windows must be set in the build environment
 env:
   GODOT_BASE_BRANCH: master
-  SCONSFLAGS: platform=windows verbose=yes warnings=all werror=yes debug_symbols=no --jobs=2 module_text_server_fb_enabled=yes
+  SCONSFLAGS: verbose=yes warnings=all werror=yes module_text_server_fb_enabled=yes
   SCONS_CACHE_MSVC_CONFIG: true
-  SCONS_CACHE_LIMIT: 3072
 
 concurrency:
   group: ci-${{github.actor}}-${{github.head_ref || github.run_number}}-${{github.ref}}-windows
   cancel-in-progress: true
 
 jobs:
-  windows-editor:
+  build-windows:
     # Windows 10 with latest image
     runs-on: "windows-latest"
-
-    # Windows Editor - checkout with the plugin
-    name: Editor (target=release_debug, tools=yes, tests=yes)
-
-    steps:
-    - uses: actions/checkout@v2
-
-      # Upload cache on completion and check it out now
-      # Editing this is pretty dangerous for Windows since it can break and needs to be properly tested with a fresh cache.
-    - name: Load .scons_cache directory
-      id: windows-editor-cache
-      uses: actions/cache@v2
-      with:
-        path: /.scons_cache/
-        key: ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}-${{github.sha}}
-        restore-keys: |
-          ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}-${{github.sha}}
-          ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}
-          ${{github.job}}-${{env.GODOT_BASE_BRANCH}}
-      continue-on-error: true
-
-    # Use python 3.x release (works cross platform; best to keep self contained in it's own step)
-    - name: Set up Python 3.x
-      uses: actions/setup-python@v2
-      with:
-        # Semantic version range syntax or exact version of a Python version
-        python-version: '3.x'
-        # Optional - x64 or x86 architecture, defaults to x64
-        architecture: 'x64'
-
-    # Setup scons, print python version and scons version info, so if anything is broken it won't run the build.
-    - name: Configuring Python packages
-      run: |
-        python -c "import sys; print(sys.version)"
-        python -m pip install scons
-        python --version
-        scons --version
-
-    # We should always be explicit with our flags usage here since it's gonna be sure to always set those flags
-    - name: Compilation
-      env:
-        SCONS_CACHE: /.scons_cache/
-      run: |
-        scons tools=yes tests=yes target=release_debug
-        ls -l bin/
-
-    # Execute unit tests for the editor
-    - name: Unit Tests
-      run: |
-        ./bin/godot.windows.opt.tools.64.exe --test
-
-    - uses: actions/upload-artifact@v2
-      with:
-        name: ${{ github.job }}
-        path: bin/*
-        retention-days: 14
-
-  windows-template:
-    runs-on: "windows-latest"
-    name: Template (target=release, tools=no)
+    name: ${{ matrix.name }}
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - name: Editor (target=release_debug, tools=yes, tests=yes)
+            cache-name: windows-editor
+            target: release_debug
+            tools: true
+            tests: true
+            bin: "./bin/godot.windows.opt.tools.64.exe"
+
+          - name: Template (target=release, tools=no)
+            cache-name: windows-template
+            target: release
+            tools: false
+            tests: false
+            sconsflags: debug_symbols=no
 
     steps:
-    - uses: actions/checkout@v2
-
-    # Upload cache on completion and check it out now
-    # Editing this is pretty dangerous for Windows since it can break and needs to be properly tested with a fresh cache.
-    - name: Load .scons_cache directory
-      id: windows-template-cache
-      uses: RevoluPowered/cache@v2.1
-      with:
-        path: /.scons_cache/
-        key: ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}-${{github.sha}}
-        restore-keys: |
-          ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}-${{github.sha}}
-          ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}
-          ${{github.job}}-${{env.GODOT_BASE_BRANCH}}
-      continue-on-error: true
-
-    # Use python 3.x release (works cross platform)
-    - name: Set up Python 3.x
-      uses: actions/setup-python@v2
-      with:
-        # Semantic version range syntax or exact version of a Python version
-        python-version: '3.x'
-        # Optional - x64 or x86 architecture, defaults to x64
-        architecture: 'x64'
-
-    # You can test your matrix by printing the current Python version
-    - name: Configuring Python packages
-      run: |
-        python -c "import sys; print(sys.version)"
-        python -m pip install scons
-        python --version
-        scons --version
-
-    - name: Compilation
-      env:
-        SCONS_CACHE: /.scons_cache/
-      run: |
-        scons target=release tools=no
-        ls -l bin/
-
-    - uses: actions/upload-artifact@v2
-      with:
-        name: ${{ github.job }}
-        path: bin/*
-        retention-days: 14
+      - uses: actions/checkout@v2
+
+      - name: Setup Godot build cache
+        uses: ./.github/actions/godot-cache
+        with:
+          cache-name: ${{ matrix.cache-name }}
+        continue-on-error: true
+
+
+      - name: Setup python and scons
+        uses: ./.github/actions/godot-deps
+
+      - name: Compilation
+        uses: ./.github/actions/godot-build
+        with:
+          sconsflags: ${{ env.SCONSFLAGS }} ${{ matrix.sconsflags }}
+          platform: windows
+          target: ${{ matrix.target }}
+          tools: ${{ matrix.tools }}
+          tests: ${{ matrix.tests }}
+          scons-cache-limit: 3072
+
+      # Execute unit tests for the editor
+      - name: Unit tests
+        if: ${{ matrix.tests }}
+        run: |
+          ${{ matrix.bin }} --test
+
+      - name: Prepare artifact
+        run: |
+          Remove-Item bin/* -Include *.exp,*.lib,*.pdb -Force
+
+      - name: Upload artifact
+        uses: ./.github/actions/upload-artifact
+        with:
+          name: ${{ matrix.cache-name }}