diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
new file mode 100644
index 00000000..e32ec9ad
--- /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: '34 18 * * 6'
+
+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: ${{env.GITHUB_WORKSPACE}}
+      run: cmake --preset=x64-Debug
+
+    - name: 'Build'
+      working-directory: ${{env.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
index 3d83a3ee..3f862f95 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -14,10 +14,9 @@ on:
       - '*.md'
       - LICENSE
       - '.nuget/*'
-      - build/*.cmd
+      - build/*.mdb
       - build/*.props
       - build/*.ps1
-      - build/*.targets
       - build/*.yml
 
 jobs:
diff --git a/build/UVAtlas-GitHub-CMake-Dev17.yml b/build/UVAtlas-GitHub-CMake-Dev17.yml
index 7cf40b50..9390a3cb 100644
--- a/build/UVAtlas-GitHub-CMake-Dev17.yml
+++ b/build/UVAtlas-GitHub-CMake-Dev17.yml
@@ -20,6 +20,7 @@ trigger:
     exclude:
     - '*.md'
     - LICENSE
+    - '.github/*'
     - '.nuget/*'
     - build/*.mdb
     - build/*.ps1
@@ -32,6 +33,7 @@ pr:
     exclude:
     - '*.md'
     - LICENSE
+    - '.github/*'
     - '.nuget/*'
     - build/*.mdb
     - build/*.ps1
diff --git a/build/UVAtlas-GitHub-CMake.yml b/build/UVAtlas-GitHub-CMake.yml
index abc162c6..07df6310 100644
--- a/build/UVAtlas-GitHub-CMake.yml
+++ b/build/UVAtlas-GitHub-CMake.yml
@@ -20,6 +20,7 @@ trigger:
     exclude:
     - '*.md'
     - LICENSE
+    - '.github/*'
     - '.nuget/*'
     - build/*.mdb
     - build/*.ps1
@@ -32,6 +33,7 @@ pr:
     exclude:
     - '*.md'
     - LICENSE
+    - '.github/*'
     - '.nuget/*'
     - build/*.mdb
     - build/*.ps1
diff --git a/build/UVAtlas-GitHub-Dev17.yml b/build/UVAtlas-GitHub-Dev17.yml
index f7265dd0..f1a01e77 100644
--- a/build/UVAtlas-GitHub-Dev17.yml
+++ b/build/UVAtlas-GitHub-Dev17.yml
@@ -21,6 +21,7 @@ trigger:
     - '*.md'
     - LICENSE
     - CMake*
+    - '.github/*'
     - '.nuget/*'
     - build/*.cmake
     - build/*.in
@@ -36,6 +37,7 @@ pr:
     - '*.md'
     - LICENSE
     - CMake*
+    - '.github/*'
     - '.nuget/*'
     - build/*.cmake
     - build/*.in
diff --git a/build/UVAtlas-GitHub-MinGW.yml b/build/UVAtlas-GitHub-MinGW.yml
index 123f2e30..17a05c03 100644
--- a/build/UVAtlas-GitHub-MinGW.yml
+++ b/build/UVAtlas-GitHub-MinGW.yml
@@ -20,6 +20,7 @@ trigger:
     exclude:
     - '*.md'
     - LICENSE
+    - '.github/*'
     - '.nuget/*'
     - build/*.mdb
     - build/*.ps1
@@ -32,6 +33,7 @@ pr:
     exclude:
     - '*.md'
     - LICENSE
+    - '.github/*'
     - '.nuget/*'
     - build/*.mdb
     - build/*.ps1
diff --git a/build/UVAtlas-GitHub-Test.yml b/build/UVAtlas-GitHub-Test.yml
index 2c48a88c..a7b06516 100644
--- a/build/UVAtlas-GitHub-Test.yml
+++ b/build/UVAtlas-GitHub-Test.yml
@@ -21,6 +21,7 @@ trigger:
     - '*.md'
     - LICENSE
     - CMake*
+    - '.github/*'
     - '.nuget/*'
     - build/*.cmake
     - build/*.in
@@ -36,6 +37,7 @@ pr:
     - '*.md'
     - LICENSE
     - CMake*
+    - '.github/*'
     - '.nuget/*'
     - build/*.cmake
     - build/*.in
diff --git a/build/UVAtlas-GitHub-WSL.yml b/build/UVAtlas-GitHub-WSL.yml
index 683fc721..b59890ff 100644
--- a/build/UVAtlas-GitHub-WSL.yml
+++ b/build/UVAtlas-GitHub-WSL.yml
@@ -20,6 +20,7 @@ trigger:
     exclude:
     - '*.md'
     - LICENSE
+    - '.github/*'
     - '.nuget/*'
     - build/*.mdb
     - build/*.ps1
@@ -32,6 +33,7 @@ pr:
     exclude:
     - '*.md'
     - LICENSE
+    - '.github/*'
     - '.nuget/*'
     - build/*.mdb
     - build/*.ps1
diff --git a/build/UVAtlas-GitHub.yml b/build/UVAtlas-GitHub.yml
index 7edc15ff..261c390b 100644
--- a/build/UVAtlas-GitHub.yml
+++ b/build/UVAtlas-GitHub.yml
@@ -21,6 +21,7 @@ trigger:
     - '*.md'
     - LICENSE
     - CMake*
+    - '.github/*'
     - '.nuget/*'
     - build/*.cmake
     - build/*.in
@@ -36,6 +37,7 @@ pr:
     - '*.md'
     - LICENSE
     - CMake*
+    - '.github/*'
     - '.nuget/*'
     - build/*.cmake
     - build/*.in