diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
new file mode 100644
index 0000000..0d17ff8
--- /dev/null
+++ b/.github/workflows/codeql.yml
@@ -0,0 +1,59 @@
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
+#
+# http://go.microsoft.com/fwlink/?LinkID=512686
+
+name: "CodeQL"
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+    paths-ignore:
+      - '*.md'
+      - LICENSE
+      - '.nuget/*'
+      - build/*.mdb
+      - build/*.props
+      - build/*.ps1
+      - build/*.yml
+  schedule:
+    - cron: '19 19 * * 0'
+
+jobs:
+  analyze:
+    name: Analyze (C/C++)
+    runs-on: windows-latest
+    timeout-minutes: 360
+    permissions:
+      security-events: write
+      packages: read
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v4
+
+    - name: 'Install Ninja'
+      run: choco install ninja
+
+    - uses: ilammy/msvc-dev-cmd@v1
+
+    - name: Initialize CodeQL
+      uses: github/codeql-action/init@v3
+      with:
+        languages: c-cpp
+        build-mode: manual
+
+    - name: 'Configure CMake'
+      working-directory: ${{ github.workspace }}
+      run: cmake --preset=x64-Debug
+
+    - name: 'Build'
+      working-directory: ${{ github.workspace }}
+      run: cmake --build out\build\x64-Debug
+
+    - name: Perform CodeQL Analysis
+      uses: github/codeql-action/analyze@v3
+      with:
+        category: "/language:c-cpp"
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
new file mode 100644
index 0000000..66c1946
--- /dev/null
+++ b/.github/workflows/main.yml
@@ -0,0 +1,97 @@
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
+#
+# http://go.microsoft.com/fwlink/?LinkID=512686
+
+name: 'CMake (Windows)'
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+    paths-ignore:
+      - '*.md'
+      - LICENSE
+      - '.nuget/*'
+      - build/*.mdb
+      - build/*.props
+      - build/*.ps1
+      - build/*.yml
+
+jobs:
+  build:
+    runs-on: ${{ matrix.os }}
+
+    strategy:
+      fail-fast: false
+
+      matrix:
+        os: [windows-2019, windows-2022]
+        build_type: [x64-Debug, x64-Release, x64-Debug-Clang, x64-Release-Clang]
+        arch: [amd64]
+        include:
+          - os: windows-2019
+            build_type: x86-Debug
+            arch: amd64_x86
+          - os: windows-2019
+            build_type: x86-Release
+            arch: amd64_x86
+          - os: windows-2019
+            build_type: x86-Debug-Clang
+            arch: amd64_x86
+          - os: windows-2019
+            build_type: x86-Release-Clang
+            arch: amd64_x86
+          - os: windows-2022
+            build_type: x86-Debug
+            arch: amd64_x86
+          - os: windows-2022
+            build_type: x86-Release
+            arch: amd64_x86
+          - os: windows-2022
+            build_type: x86-Debug-Clang
+            arch: amd64_x86
+          - os: windows-2022
+            build_type: x86-Release-Clang
+            arch: amd64_x86
+          - os: windows-2022
+            build_type: arm64-Debug
+            arch: amd64_arm64
+          - os: windows-2022
+            build_type: arm64-Release
+            arch: amd64_arm64
+          - os: windows-2022
+            build_type: arm64ec-Debug
+            arch: amd64_arm64
+          - os: windows-2022
+            build_type: arm64ec-Release
+            arch: amd64_arm64
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: 'Install Ninja'
+      run: choco install ninja
+
+    - uses: ilammy/msvc-dev-cmd@v1
+      with:
+        arch: ${{ matrix.arch }}
+
+    - name: 'Configure CMake'
+      working-directory: ${{ github.workspace }}
+      run: cmake --preset=${{ matrix.build_type }}
+
+    - name: 'Build'
+      working-directory: ${{ github.workspace }}
+      run: cmake --build out\build\${{ matrix.build_type }}
+
+    - if: matrix.arch != 'amd64_arm64'
+      name: 'Configure CMake (Spectre)'
+      working-directory: ${{ github.workspace }}
+      run: cmake --preset=${{ matrix.build_type }} -DENABLE_SPECTRE_MITIGATION=ON
+
+    - if: matrix.arch != 'amd64_arm64'
+      name: 'Build (Spectre)'
+      working-directory: ${{ github.workspace }}
+      run: cmake --build out\build\${{ matrix.build_type }}
diff --git a/.github/workflows/msbuild.yml b/.github/workflows/msbuild.yml
new file mode 100644
index 0000000..9a1a3e3
--- /dev/null
+++ b/.github/workflows/msbuild.yml
@@ -0,0 +1,57 @@
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
+#
+# http://go.microsoft.com/fwlink/?LinkID=512686
+
+name: MSBuild
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+    paths-ignore:
+      - '*.md'
+      - LICENSE
+      - '.nuget/*'
+      - build/*
+
+permissions:
+  contents: read
+
+jobs:
+  build:
+    runs-on: windows-${{ matrix.vs }}
+
+    strategy:
+      fail-fast: false
+
+      matrix:
+        vs: [2019, 2022]
+        build_type: [Debug, Release]
+        platform: [x86, x64, ARM64]
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Add MSBuild to PATH
+      uses: microsoft/setup-msbuild@v2
+
+    - if: matrix.platform != 'ARM64'
+      name: Restore NuGet packages
+      working-directory: ${{ github.workspace }}
+      run: nuget restore ./UVAtlas_${{ matrix.vs }}_Win10.sln
+
+    - name: 'Build'
+      working-directory: ${{ github.workspace }}
+      run: msbuild /m /p:Configuration=${{ matrix.build_type }} /p:Platform=${{ matrix.platform }} ./UVAtlas_${{ matrix.vs }}_Win10.sln
+
+    - if: matrix.vs == '2022'
+      name: 'Build (UWP)'
+      working-directory: ${{ github.workspace }}
+      run: msbuild /m /p:Configuration=${{ matrix.build_type }} /p:Platform=${{ matrix.platform }} ./UVAtlas_Windows10_2022.sln
+
+    - if: matrix.platform != 'ARM64'
+      name: 'Build (Spectre)'
+      working-directory: ${{ github.workspace }}
+      run: msbuild /m /p:SpectreMitigation=Spectre /p:Configuration=${{ matrix.build_type }} /p:Platform=${{ matrix.platform }} ./UVAtlas_${{ matrix.vs }}_Win10.sln
diff --git a/.github/workflows/msvc.yml b/.github/workflows/msvc.yml
new file mode 100644
index 0000000..afb440f
--- /dev/null
+++ b/.github/workflows/msvc.yml
@@ -0,0 +1,56 @@
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
+#
+# http://go.microsoft.com/fwlink/?LinkID=512686
+
+name: Microsoft C++ Code Analysis
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+    paths-ignore:
+      - '*.md'
+      - LICENSE
+      - '.nuget/*'
+      - build/*.mdb
+      - build/*.props
+      - build/*.ps1
+      - build/*.yml
+  schedule:
+    - cron: '31 18 * * 5'
+
+permissions:
+  contents: read
+
+jobs:
+  analyze:
+    permissions:
+      contents: read
+      security-events: write
+      actions: read
+    name: Analyze
+    runs-on: windows-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Configure CMake
+        working-directory: ${{ github.workspace }}
+        run: cmake -B out -DCMAKE_DISABLE_PRECOMPILE_HEADERS=ON
+
+      - name: Initialize MSVC Code Analysis
+        uses: microsoft/msvc-code-analysis-action@v0.1.1
+        id: run-analysis
+        with:
+          cmakeBuildDirectory: ./out
+          buildConfiguration: Debug
+          ruleset: NativeRecommendedRules.ruleset
+
+      # Upload SARIF file to GitHub Code Scanning Alerts
+      - name: Upload SARIF to GitHub
+        uses: github/codeql-action/upload-sarif@v3
+        with:
+          sarif_file: ${{ steps.run-analysis.outputs.sarif }}
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
new file mode 100644
index 0000000..33e33dd
--- /dev/null
+++ b/.github/workflows/test.yml
@@ -0,0 +1,140 @@
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
+#
+# http://go.microsoft.com/fwlink/?LinkID=512686
+
+name: 'CTest (Windows)'
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+    paths-ignore:
+      - '*.md'
+      - LICENSE
+      - '.nuget/*'
+      - build/*.mdb
+      - build/*.props
+      - build/*.ps1
+      - build/*.yml
+
+env:
+  DIRECTXMESH_MEDIA_PATH: ${{ github.workspace }}/Media
+  DIRECTXTEX_MEDIA_PATH: ${{ github.workspace }}/Media
+
+jobs:
+  build:
+    runs-on: ${{ matrix.os }}
+    timeout-minutes: 30
+
+    strategy:
+      fail-fast: false
+
+      matrix:
+        os: [windows-2019, windows-2022]
+        build_type: [x64-Debug, x64-Release, x64-Debug-Clang, x64-Release-Clang]
+        arch: [amd64]
+        include:
+          - os: windows-2019
+            build_type: x86-Debug
+            arch: amd64_x86
+          - os: windows-2019
+            build_type: x86-Release
+            arch: amd64_x86
+          - os: windows-2019
+            build_type: x86-Debug-Clang
+            arch: amd64_x86
+          - os: windows-2019
+            build_type: x86-Release-Clang
+            arch: amd64_x86
+          - os: windows-2022
+            build_type: x86-Debug
+            arch: amd64_x86
+          - os: windows-2022
+            build_type: x86-Release
+            arch: amd64_x86
+          - os: windows-2022
+            build_type: x86-Debug-Clang
+            arch: amd64_x86
+          - os: windows-2022
+            build_type: x86-Release-Clang
+            arch: amd64_x86
+          - os: windows-2022
+            build_type: arm64-Debug
+            arch: amd64_arm64
+          - os: windows-2022
+            build_type: arm64-Release
+            arch: amd64_arm64
+          - os: windows-2022
+            build_type: arm64ec-Debug
+            arch: amd64_arm64
+          - os: windows-2022
+            build_type: arm64ec-Release
+            arch: amd64_arm64
+        exclude:
+          # Exclude failing case due to linker issue.
+          - os: windows-2022
+            build_type: x64-Debug-Clang
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Clone test repository
+      uses: actions/checkout@v4
+      with:
+        repository: walbourn/uvatlastest
+        path: Tests
+        ref: main
+
+    - name: 'Install Ninja'
+      run: choco install ninja
+
+    - uses: ilammy/msvc-dev-cmd@v1
+      with:
+        arch: ${{ matrix.arch }}
+
+    - name: 'Set triplet'
+      shell: pwsh
+      run: |
+        if ("${{ matrix.arch }}" -eq "amd64")
+        {
+            echo "VCPKG_DEFAULT_TRIPLET=x64-windows" >> $env:GITHUB_ENV
+        }
+        elseif ("${{ matrix.arch }}" -eq "amd64_x86")
+        {
+            echo "VCPKG_DEFAULT_TRIPLET=x86-windows" >> $env:GITHUB_ENV
+        }
+        elseif ("${{ matrix.arch }}" -eq "amd64_arm64")
+        {
+            if ("${{ matrix.build_type }}" -match "^arm64ec")
+            {
+                echo "VCPKG_DEFAULT_TRIPLET=arm64ec-windows" >> $env:GITHUB_ENV
+            }
+            else
+            {
+                echo "VCPKG_DEFAULT_TRIPLET=arm64-windows" >> $env:GITHUB_ENV
+            }
+        }
+        else
+        {
+            echo "::error Unknown architecture/build-type triplet mapping"
+        }
+
+    - uses: lukka/run-vcpkg@v11
+      with:
+        runVcpkgInstall: true
+        vcpkgJsonGlob: '**/build/vcpkg.json'
+        vcpkgGitCommitId: 'cacf5994341f27e9a14a7b8724b0634b138ecb30'
+
+    - name: 'Configure CMake'
+      working-directory: ${{ github.workspace }}
+      shell: pwsh
+      run: >
+        cmake --preset=${{ matrix.build_type }} -DBUILD_TOOLS=ON -DBUILD_TESTING=ON
+        -DCMAKE_TOOLCHAIN_FILE="${{ github.workspace }}/vcpkg/scripts/buildsystems/vcpkg.cmake" -DVCPKG_MANIFEST_DIR="${{ github.workspace }}/build"
+        -DVCPKG_TARGET_TRIPLET="${env:VCPKG_DEFAULT_TRIPLET}"
+
+    - name: 'Build'
+      working-directory: ${{ github.workspace }}
+      run: cmake --build out\build\${{ matrix.build_type }}
diff --git a/.gitignore b/.gitignore
index 22db94d..7e8dc20 100644
--- a/.gitignore
+++ b/.gitignore
@@ -29,3 +29,4 @@ packages
 /wiki
 /out
 /CMakeUserPresets.json
+/build/vcpkg_installed
diff --git a/CMakePresets.json b/CMakePresets.json
index 0a4f655..4101284 100644
--- a/CMakePresets.json
+++ b/CMakePresets.json
@@ -38,6 +38,15 @@
       "cacheVariables": { "DIRECTX_ARCH": "arm64" },
       "hidden": true
     },
+    {
+      "name": "ARM64EC",
+      "architecture": {
+        "value": "arm64ec",
+        "strategy": "external"
+      },
+      "cacheVariables": { "DIRECTX_ARCH": "arm64ec" },
+      "hidden": true
+    },
 
     {
       "name": "Debug",
@@ -174,12 +183,14 @@
       }
     },
 
-    { "name": "x64-Debug"    , "description": "MSVC for x64 (Debug) Library only", "inherits": [ "base", "x64", "Debug", "MSVC" ] },
-    { "name": "x64-Release"  , "description": "MSVC for x64 (Release) Library only", "inherits": [ "base", "x64", "Release", "MSVC" ] },
-    { "name": "x86-Debug"    , "description": "MSVC for x86 (Debug) Library only", "inherits": [ "base", "x86", "Debug", "MSVC" ] },
-    { "name": "x86-Release"  , "description": "MSVC for x86 (Release) Library only", "inherits": [ "base", "x86", "Release", "MSVC" ] },
-    { "name": "arm64-Debug"  , "description": "MSVC for ARM64 (Debug) Library only", "inherits": [ "base", "ARM64", "Debug", "MSVC" ] },
-    { "name": "arm64-Release", "description": "MSVC for ARM64 (Release) Library only", "inherits": [ "base", "ARM64", "Release", "MSVC" ] },
+    { "name": "x64-Debug"      , "description": "MSVC for x64 (Debug) Library only", "inherits": [ "base", "x64", "Debug", "MSVC" ] },
+    { "name": "x64-Release"    , "description": "MSVC for x64 (Release) Library only", "inherits": [ "base", "x64", "Release", "MSVC" ] },
+    { "name": "x86-Debug"      , "description": "MSVC for x86 (Debug) Library only", "inherits": [ "base", "x86", "Debug", "MSVC" ] },
+    { "name": "x86-Release"    , "description": "MSVC for x86 (Release) Library only", "inherits": [ "base", "x86", "Release", "MSVC" ] },
+    { "name": "arm64-Debug"    , "description": "MSVC for ARM64 (Debug) Library only", "inherits": [ "base", "ARM64", "Debug", "MSVC" ] },
+    { "name": "arm64-Release"  , "description": "MSVC for ARM64 (Release) Library only", "inherits": [ "base", "ARM64", "Release", "MSVC" ] },
+    { "name": "arm64ec-Debug"  , "description": "MSVC for ARM64EC (Debug) Library only", "inherits": [ "base", "ARM64EC", "Debug", "MSVC" ], "environment": { "CXXFLAGS": "/arm64EC" } },
+    { "name": "arm64ec-Release", "description": "MSVC for ARM64EC (Release) Library only", "inherits": [ "base", "ARM64EC", "Release", "MSVC" ], "environment": { "CXXFLAGS": "/arm64EC" } },
 
     { "name": "x64-Debug-UWP"    , "description": "MSVC for x64 (Debug) for UWP", "inherits": [ "base", "x64", "Debug", "MSVC", "UWP" ] },
     { "name": "x64-Release-UWP"  , "description": "MSVC for x64 (Release) for UWP", "inherits": [ "base", "x64", "Release", "MSVC", "UWP" ] },
@@ -194,12 +205,14 @@
     { "name": "x64-Debug-XboxOne"    , "description": "MSVC for x64 (Debug) for Xbox One", "inherits": [ "base", "x64", "Debug", "MSVC", "XboxOne" ] },
     { "name": "x64-Release-XboxOne"  , "description": "MSVC for x64 (Release) for Xbox One", "inherits": [ "base", "x64", "Release", "MSVC", "XboxOne" ] },
 
-    { "name": "x64-Debug-VCPKG"    , "description": "MSVC for x64 (Debug) uvatlastool", "inherits": [ "base", "x64", "Debug", "VCPKG", "MSVC", "Tools" ] },
-    { "name": "x64-Release-VCPKG"  , "description": "MSVC for x64 (Release) uvatlastool", "inherits": [ "base", "x64", "Release", "VCPKG", "MSVC", "Tools" ] },
-    { "name": "x86-Debug-VCPKG"    , "description": "MSVC for x86 (Debug) uvatlastool", "inherits": [ "base", "x86", "Debug", "VCPKG", "MSVC", "Tools" ] },
-    { "name": "x86-Release-VCPKG"  , "description": "MSVC for x86 (Release) uvatlastool", "inherits": [ "base", "x86", "Release", "VCPKG", "MSVC", "Tools" ] },
-    { "name": "arm64-Debug-VCPKG"  , "description": "MSVC for ARM64 (Debug) uvatlastool", "inherits": [ "base", "ARM64", "Debug", "VCPKG", "MSVC", "Tools" ] },
-    { "name": "arm64-Release-VCPKG", "description": "MSVC for ARM64 (Release) uvatlastool", "inherits": [ "base", "ARM64", "Release", "VCPKG", "MSVC", "Tools" ] },
+    { "name": "x64-Debug-VCPKG"      , "description": "MSVC for x64 (Debug) uvatlastool", "inherits": [ "base", "x64", "Debug", "VCPKG", "MSVC", "Tools" ] },
+    { "name": "x64-Release-VCPKG"    , "description": "MSVC for x64 (Release) uvatlastool", "inherits": [ "base", "x64", "Release", "VCPKG", "MSVC", "Tools" ] },
+    { "name": "x86-Debug-VCPKG"      , "description": "MSVC for x86 (Debug) uvatlastool", "inherits": [ "base", "x86", "Debug", "VCPKG", "MSVC", "Tools" ] },
+    { "name": "x86-Release-VCPKG"    , "description": "MSVC for x86 (Release) uvatlastool", "inherits": [ "base", "x86", "Release", "VCPKG", "MSVC", "Tools" ] },
+    { "name": "arm64-Debug-VCPKG"    , "description": "MSVC for ARM64 (Debug) uvatlastool", "inherits": [ "base", "ARM64", "Debug", "VCPKG", "MSVC", "Tools" ] },
+    { "name": "arm64-Release-VCPKG"  , "description": "MSVC for ARM64 (Release) uvatlastool", "inherits": [ "base", "ARM64", "Release", "VCPKG", "MSVC", "Tools" ] },
+    { "name": "arm64ec-Debug-VCPKG"  , "description": "MSVC for ARM64EC (Debug) uvatlastool", "inherits": [ "base", "ARM64EC", "Debug", "VCPKG", "MSVC", "Tools" ], "environment": { "CXXFLAGS": "/arm64EC" }, "cacheVariables": { "VCPKG_TARGET_TRIPLET": "arm64ec-windows" } },
+    { "name": "arm64ec-Release-VCPKG", "description": "MSVC for ARM64EC (Release) uvatlastool", "inherits": [ "base", "ARM64EC", "Release", "VCPKG", "MSVC", "Tools" ], "environment": { "CXXFLAGS": "/arm64EC" }, "cacheVariables": { "VCPKG_TARGET_TRIPLET": "arm64ec-windows" } },
 
     { "name": "x64-Debug-Clang"    , "description": "Clang/LLVM for x64 (Debug) Library only", "inherits": [ "base", "x64", "Debug", "Clang" ] },
     { "name": "x64-Release-Clang"  , "description": "Clang/LLVM for x64 (Release) Library only", "inherits": [ "base", "x64", "Release", "Clang" ] },
@@ -251,6 +264,8 @@
     { "name": "x86-Release"  , "configurePreset": "x86-Release" },
     { "name": "arm64-Debug"  , "configurePreset": "arm64-Debug" },
     { "name": "arm64-Release", "configurePreset": "arm64-Release" },
+    { "name": "arm64ec-Debug"  , "configurePreset": "arm64ec-Debug" },
+    { "name": "arm64ec-Release", "configurePreset": "arm64ec-Release" },
 
     { "name": "x64-Debug-Clang"    , "configurePreset": "x64-Debug-Clang" },
     { "name": "x64-Release-Clang"  , "configurePreset": "x64-Release-Clang" },
diff --git a/UVAtlasTool/UVAtlas.cpp b/UVAtlasTool/UVAtlas.cpp
index 59fe760..060011d 100644
--- a/UVAtlasTool/UVAtlas.cpp
+++ b/UVAtlasTool/UVAtlas.cpp
@@ -726,6 +726,9 @@ int __cdecl wmain(_In_ int argc, _In_z_count_(argc) wchar_t* argv[])
                     pValue = argv[iArg];
                 }
                 break;
+
+            default:
+                break;
             }
 
             switch (dwOption)
@@ -975,20 +978,23 @@ int __cdecl wmain(_In_ int argc, _In_z_count_(argc) wchar_t* argv[])
                 break;
 
             case OPT_FILELIST:
-            {
-                std::filesystem::path path(pValue);
-                std::wifstream inFile(path.make_preferred().c_str());
-                if (!inFile)
                 {
-                    wprintf(L"Error opening -flist file %ls\n", pValue);
-                    return 1;
+                    std::filesystem::path path(pValue);
+                    std::wifstream inFile(path.make_preferred().c_str());
+                    if (!inFile)
+                    {
+                        wprintf(L"Error opening -flist file %ls\n", pValue);
+                        return 1;
+                    }
+
+                    inFile.imbue(std::locale::classic());
+
+                    ProcessFileList(inFile, conversion);
                 }
+                break;
 
-                inFile.imbue(std::locale::classic());
-
-                ProcessFileList(inFile, conversion);
-            }
-            break;
+            default:
+                break;
             }
         }
         else if (wcspbrk(pArg, L"?*") != nullptr)
@@ -1348,6 +1354,9 @@ int __cdecl wmain(_In_ int argc, _In_z_count_(argc) wchar_t* argv[])
                         signalStride = sizeof(XMFLOAT2);
                     }
                     break;
+
+                default:
+                    break;
                 }
 
                 if (!pSignal)
diff --git a/build/UVAtlas-GitHub-CMake-Dev17.yml b/build/UVAtlas-GitHub-CMake-Dev17.yml
index 7cf40b5..135d2aa 100644
--- a/build/UVAtlas-GitHub-CMake-Dev17.yml
+++ b/build/UVAtlas-GitHub-CMake-Dev17.yml
@@ -3,7 +3,7 @@
 #
 # http://go.microsoft.com/fwlink/?LinkID=512686
 
-# Builds the library using CMake.
+# Builds the library using CMake with VS Generator (GitHub Actions covers Ninja).
 
 schedules:
 - cron: "45 4 * * *"
@@ -20,7 +20,10 @@ trigger:
     exclude:
     - '*.md'
     - LICENSE
+    - '.github/*'
     - '.nuget/*'
+    - build/*.json
+    - build/*.props
     - build/*.mdb
     - build/*.ps1
 
@@ -32,7 +35,10 @@ pr:
     exclude:
     - '*.md'
     - LICENSE
+    - '.github/*'
     - '.nuget/*'
+    - build/*.json
+    - build/*.props
     - build/*.mdb
     - build/*.ps1
   drafts: false
diff --git a/build/UVAtlas-GitHub-CMake.yml b/build/UVAtlas-GitHub-CMake.yml
index abc162c..d2d4a9f 100644
--- a/build/UVAtlas-GitHub-CMake.yml
+++ b/build/UVAtlas-GitHub-CMake.yml
@@ -3,7 +3,7 @@
 #
 # http://go.microsoft.com/fwlink/?LinkID=512686
 
-# Builds the library using CMake.
+# Builds the library using CMake with VS Generator (GitHub Actions covers Ninja).
 
 schedules:
 - cron: "30 4 * * *"
@@ -20,7 +20,10 @@ trigger:
     exclude:
     - '*.md'
     - LICENSE
+    - '.github/*'
     - '.nuget/*'
+    - build/*.json
+    - build/*.props
     - build/*.mdb
     - build/*.ps1
 
@@ -32,7 +35,10 @@ pr:
     exclude:
     - '*.md'
     - LICENSE
+    - '.github/*'
     - '.nuget/*'
+    - build/*.json
+    - build/*.props
     - build/*.mdb
     - build/*.ps1
   drafts: false
diff --git a/build/UVAtlas-GitHub-Dev17.yml b/build/UVAtlas-GitHub-Dev17.yml
index f7265dd..f0fd59f 100644
--- a/build/UVAtlas-GitHub-Dev17.yml
+++ b/build/UVAtlas-GitHub-Dev17.yml
@@ -12,36 +12,15 @@ schedules:
     include:
     - main
 
-trigger:
-  branches:
-    include:
-    - main
-  paths:
-    exclude:
-    - '*.md'
-    - LICENSE
-    - CMake*
-    - '.nuget/*'
-    - build/*.cmake
-    - build/*.in
-    - build/*.mdb
-    - build/*.ps1
-
+# GitHub Actions handles MSBuild for CI/PR
+trigger: none
 pr:
   branches:
     include:
     - main
   paths:
-    exclude:
-    - '*.md'
-    - LICENSE
-    - CMake*
-    - '.nuget/*'
-    - build/*.cmake
-    - build/*.in
-    - build/*.mdb
-    - build/*.ps1
-  drafts: false
+    include:
+    - build/UVAtlas-GitHub-Dev17.yml
 
 resources:
   repositories:
diff --git a/build/UVAtlas-GitHub-MinGW.yml b/build/UVAtlas-GitHub-MinGW.yml
index 123f2e3..fdd0a23 100644
--- a/build/UVAtlas-GitHub-MinGW.yml
+++ b/build/UVAtlas-GitHub-MinGW.yml
@@ -20,7 +20,10 @@ trigger:
     exclude:
     - '*.md'
     - LICENSE
+    - '.github/*'
     - '.nuget/*'
+    - build/*.json
+    - build/*.props
     - build/*.mdb
     - build/*.ps1
 
@@ -32,7 +35,10 @@ pr:
     exclude:
     - '*.md'
     - LICENSE
+    - '.github/*'
     - '.nuget/*'
+    - build/*.json
+    - build/*.props
     - build/*.mdb
     - build/*.ps1
   drafts: false
diff --git a/build/UVAtlas-GitHub-Test-Dev17.yml b/build/UVAtlas-GitHub-Test-Dev17.yml
index 698aeea..13eb51a 100644
--- a/build/UVAtlas-GitHub-Test-Dev17.yml
+++ b/build/UVAtlas-GitHub-Test-Dev17.yml
@@ -12,8 +12,8 @@ schedules:
     include:
     - main
 
+# GitHub Actions handles test suite for CI/PR
 trigger: none
-
 pr:
   branches:
     include:
diff --git a/build/UVAtlas-GitHub-Test.yml b/build/UVAtlas-GitHub-Test.yml
index 2c48a88..42d96d4 100644
--- a/build/UVAtlas-GitHub-Test.yml
+++ b/build/UVAtlas-GitHub-Test.yml
@@ -12,36 +12,15 @@ schedules:
     include:
     - main
 
-trigger:
-  branches:
-    include:
-    - main
-  paths:
-    exclude:
-    - '*.md'
-    - LICENSE
-    - CMake*
-    - '.nuget/*'
-    - build/*.cmake
-    - build/*.in
-    - build/*.mdb
-    - build/*.ps1
-
+# GitHub Actions handles test suite for CI/PR
+trigger: none
 pr:
   branches:
     include:
     - main
   paths:
-    exclude:
-    - '*.md'
-    - LICENSE
-    - CMake*
-    - '.nuget/*'
-    - build/*.cmake
-    - build/*.in
-    - build/*.mdb
-    - build/*.ps1
-  drafts: false
+    include:
+    - build/UVAtlas-GitHub-Test.yml
 
 name: $(Year:yyyy).$(Month).$(DayOfMonth)$(Rev:.r)
 
diff --git a/build/UVAtlas-GitHub-WSL-11.yml b/build/UVAtlas-GitHub-WSL-11.yml
index 2f45be4..d6b2506 100644
--- a/build/UVAtlas-GitHub-WSL-11.yml
+++ b/build/UVAtlas-GitHub-WSL-11.yml
@@ -23,6 +23,7 @@ pr:
     - CMake*
     - build/*.cmake
     - build/*.in
+    - build/vcpkg.json
     - build/UVAtlas-GitHub-WSL-11.yml
 
 resources:
@@ -39,7 +40,8 @@ pool:
 
 variables:
   Codeql.Enabled: false
-  VCPKG_CMAKE_DIR: '$(VCPKG_ROOT)/scripts/buildsystems/vcpkg.cmake'
+  VCPKG_ROOT: '$(Build.SourcesDirectory)/vcpkg'
+  VCPKG_CMAKE_DIR: '$(Build.SourcesDirectory)/vcpkg/scripts/buildsystems/vcpkg.cmake'
   GITHUB_PAT: $(GITHUBPUBLICTOKEN)
   LOCAL_PKG_DIR: '$(Agent.BuildDirectory)/install/'
 
@@ -154,13 +156,13 @@ jobs:
   - task: CmdLine@2
     displayName: VCPKG install headers
     inputs:
-      script: $(Build.SourcesDirectory)/vcpkg/vcpkg install directxmath directx-headers eigen3 spectra
+      script: $(Build.SourcesDirectory)/vcpkg/vcpkg install --x-manifest-root=$(Build.SourcesDirectory)/build
       workingDirectory: $(Build.SourcesDirectory)/vcpkg
   - task: CMake@1
     displayName: CMake UVAtlas (Config) dbg
     inputs:
       cwd: '$(Build.SourcesDirectory)'
-      cmakeArgs: -B out -DCMAKE_BUILD_TYPE=Debug -DCMAKE_TOOLCHAIN_FILE="$(VCPKG_CMAKE_DIR)"
+      cmakeArgs: -B out -DCMAKE_BUILD_TYPE=Debug -DCMAKE_TOOLCHAIN_FILE="$(VCPKG_CMAKE_DIR)" -DVCPKG_MANIFEST_DIR=$(Build.SourcesDirectory)/build
   - task: CMake@1
     displayName: CMake UVAtlas (Build) dbg
     inputs:
@@ -170,7 +172,7 @@ jobs:
     displayName: CMake UVAtlas (Config) rel
     inputs:
       cwd: '$(Build.SourcesDirectory)'
-      cmakeArgs: -B out2 -DCMAKE_BUILD_TYPE=Release -DCMAKE_TOOLCHAIN_FILE="$(VCPKG_CMAKE_DIR)"
+      cmakeArgs: -B out2 -DCMAKE_BUILD_TYPE=Release -DCMAKE_TOOLCHAIN_FILE="$(VCPKG_CMAKE_DIR)" -DVCPKG_MANIFEST_DIR=$(Build.SourcesDirectory)/build
   - task: CMake@1
     displayName: CMake UVAtlas (Build) rel
     inputs:
@@ -180,7 +182,7 @@ jobs:
     displayName: CMake UVAtlas (Config) w/ Eigen
     inputs:
       cwd: '$(Build.SourcesDirectory)'
-      cmakeArgs: -B out3 -DCMAKE_BUILD_TYPE=Debug -DENABLE_USE_EIGEN=ON -DCMAKE_TOOLCHAIN_FILE="$(VCPKG_CMAKE_DIR)"
+      cmakeArgs: -B out3 -DCMAKE_BUILD_TYPE=Debug -DENABLE_USE_EIGEN=ON -DCMAKE_TOOLCHAIN_FILE="$(VCPKG_CMAKE_DIR)" -DVCPKG_MANIFEST_DIR=$(Build.SourcesDirectory)/build
   - task: CMake@1
     displayName: CMake UVAtlas (Build) w/ Eigen
     inputs:
diff --git a/build/UVAtlas-GitHub-WSL.yml b/build/UVAtlas-GitHub-WSL.yml
index 683fc72..d0f32ab 100644
--- a/build/UVAtlas-GitHub-WSL.yml
+++ b/build/UVAtlas-GitHub-WSL.yml
@@ -20,7 +20,9 @@ trigger:
     exclude:
     - '*.md'
     - LICENSE
+    - '.github/*'
     - '.nuget/*'
+    - build/*.props
     - build/*.mdb
     - build/*.ps1
 
@@ -32,7 +34,9 @@ pr:
     exclude:
     - '*.md'
     - LICENSE
+    - '.github/*'
     - '.nuget/*'
+    - build/*.props
     - build/*.mdb
     - build/*.ps1
   drafts: false
@@ -50,7 +54,8 @@ pool:
 
 variables:
   Codeql.Enabled: false
-  VCPKG_CMAKE_DIR: '$(VCPKG_ROOT)/scripts/buildsystems/vcpkg.cmake'
+  VCPKG_ROOT: '$(Build.SourcesDirectory)/vcpkg'
+  VCPKG_CMAKE_DIR: '$(Build.SourcesDirectory)/vcpkg/scripts/buildsystems/vcpkg.cmake'
   GITHUB_PAT: $(GITHUBPUBLICTOKEN)
   LOCAL_PKG_DIR: '$(Agent.BuildDirectory)/install/'
 
@@ -165,13 +170,13 @@ jobs:
   - task: CmdLine@2
     displayName: VCPKG install headers
     inputs:
-      script: $(Build.SourcesDirectory)/vcpkg/vcpkg install directxmath directx-headers eigen3 spectra
+      script: $(Build.SourcesDirectory)/vcpkg/vcpkg install --x-manifest-root=$(Build.SourcesDirectory)/build
       workingDirectory: $(Build.SourcesDirectory)/vcpkg
   - task: CMake@1
     displayName: CMake UVAtlas (Config) dbg
     inputs:
       cwd: '$(Build.SourcesDirectory)'
-      cmakeArgs: -B out -DCMAKE_BUILD_TYPE=Debug -DCMAKE_TOOLCHAIN_FILE="$(VCPKG_CMAKE_DIR)"
+      cmakeArgs: -B out -DCMAKE_BUILD_TYPE=Debug -DCMAKE_TOOLCHAIN_FILE="$(VCPKG_CMAKE_DIR)" -DVCPKG_MANIFEST_DIR=$(Build.SourcesDirectory)/build
   - task: CMake@1
     displayName: CMake UVAtlas (Build) dbg
     inputs:
@@ -181,7 +186,7 @@ jobs:
     displayName: CMake UVAtlas (Config) rel
     inputs:
       cwd: '$(Build.SourcesDirectory)'
-      cmakeArgs: -B out2 -DCMAKE_BUILD_TYPE=Release -DCMAKE_TOOLCHAIN_FILE="$(VCPKG_CMAKE_DIR)"
+      cmakeArgs: -B out2 -DCMAKE_BUILD_TYPE=Release -DCMAKE_TOOLCHAIN_FILE="$(VCPKG_CMAKE_DIR)" -DVCPKG_MANIFEST_DIR=$(Build.SourcesDirectory)/build
   - task: CMake@1
     displayName: CMake UVAtlas (Build) rel
     inputs:
@@ -191,7 +196,7 @@ jobs:
     displayName: CMake UVAtlas (Config) w/ Eigen
     inputs:
       cwd: '$(Build.SourcesDirectory)'
-      cmakeArgs: -B out3 -DCMAKE_BUILD_TYPE=Debug -DENABLE_USE_EIGEN=ON -DCMAKE_TOOLCHAIN_FILE="$(VCPKG_CMAKE_DIR)"
+      cmakeArgs: -B out3 -DCMAKE_BUILD_TYPE=Debug -DENABLE_USE_EIGEN=ON -DCMAKE_TOOLCHAIN_FILE="$(VCPKG_CMAKE_DIR)" -DVCPKG_MANIFEST_DIR=$(Build.SourcesDirectory)/build
   - task: CMake@1
     displayName: CMake UVAtlas (Build) w/ Eigen
     inputs:
diff --git a/build/UVAtlas-GitHub.yml b/build/UVAtlas-GitHub.yml
index 7edc15f..7e26bab 100644
--- a/build/UVAtlas-GitHub.yml
+++ b/build/UVAtlas-GitHub.yml
@@ -6,42 +6,21 @@
 # Builds the library for Windows Desktop and UWP.
 
 schedules:
-- cron: "0 5 * * *"
+- cron: "40 5 * * *"
   displayName: 'Nightly build'
   branches:
     include:
     - main
 
-trigger:
-  branches:
-    include:
-    - main
-  paths:
-    exclude:
-    - '*.md'
-    - LICENSE
-    - CMake*
-    - '.nuget/*'
-    - build/*.cmake
-    - build/*.in
-    - build/*.mdb
-    - build/*.ps1
-
+# GitHub Actions handles MSBuild for CI/PR
+trigger: none
 pr:
   branches:
     include:
     - main
   paths:
-    exclude:
-    - '*.md'
-    - LICENSE
-    - CMake*
-    - '.nuget/*'
-    - build/*.cmake
-    - build/*.in
-    - build/*.mdb
-    - build/*.ps1
-  drafts: false
+    include:
+    - build/UVAtlas-GitHub.yml
 
 resources:
   repositories:
diff --git a/build/UVAtlas-SDL.yml b/build/UVAtlas-SDL.yml
index 7972035..8848812 100644
--- a/build/UVAtlas-SDL.yml
+++ b/build/UVAtlas-SDL.yml
@@ -12,8 +12,15 @@ schedules:
     include:
     - main
 
+# GitHub Actions handles CodeQL and PREFAST for CI/PR
 trigger: none
-pr: none
+pr:
+  branches:
+    include:
+    - main
+  paths:
+    include:
+    - build/UVAtlas-SDL.yml
 
 resources:
   repositories:
diff --git a/build/vcpkg.json b/build/vcpkg.json
new file mode 100644
index 0000000..e49504a
--- /dev/null
+++ b/build/vcpkg.json
@@ -0,0 +1,11 @@
+{
+    "$schema": "https://raw.githubusercontent.com/microsoft/vcpkg-tool/main/docs/vcpkg.schema.json",
+    "dependencies": [
+      "directxmath",
+      "directx-headers",
+      "directxtex",
+      "directxmesh",
+      "eigen3",
+      "spectra"
+    ]
+  }
\ No newline at end of file