diff --git a/.github/codeql/codeql-config.yml b/.github/codeql/codeql-config.yml
new file mode 100644
index 0000000..318e796
--- /dev/null
+++ b/.github/codeql/codeql-config.yml
@@ -0,0 +1,9 @@
+name: Koobiq data-grid CodeQL configuration
+
+# Include the default high-precision queries and additional security queries.
+queries:
+  - uses: security-extended
+
+# Yarn is vendored for package management and is not maintained by this project.
+paths-ignore:
+  - '.yarn/**'
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
new file mode 100644
index 0000000..d918ff9
--- /dev/null
+++ b/.github/workflows/codeql.yml
@@ -0,0 +1,42 @@
+name: CodeQL
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+  merge_group:
+    types:
+      - checks_requested
+  schedule:
+    - cron: '30 5 * * 2'
+  workflow_dispatch:
+
+jobs:
+  analyze:
+    name: Analyze (${{ matrix.language }})
+    runs-on: ubuntu-latest
+    timeout-minutes: 30
+    permissions:
+      # Read workflow metadata when analyzing GitHub Actions, required for private repositories.
+      actions: read
+      # Check out the repository source code for analysis.
+      contents: read
+      # Upload CodeQL results to the repository's code scanning alerts.
+      security-events: write
+    strategy:
+      fail-fast: false
+      matrix:
+        language:
+          - actions
+          - javascript-typescript
+    steps:
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+      - uses: github/codeql-action/init@d1ba80a13dd99fba24a470575428917156a28b43 # v4.37.5
+        with:
+          languages: ${{ matrix.language }}
+          build-mode: none
+          config-file: ./.github/codeql/codeql-config.yml
+      - uses: github/codeql-action/analyze@d1ba80a13dd99fba24a470575428917156a28b43 # v4.37.5