diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..109c26d
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,79 @@
+name: build and test pull-request
+
+on:
+  pull_request:
+    branches:
+      - main
+  workflow_dispatch:
+    # Allow workflow to be triggered manually.
+
+jobs:
+  detect-secrets:
+    name: detect-secrets
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Setup Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: 3.12
+
+      - name: Install detect-secrets
+        run: |
+          pip install --upgrade "git+https://github.com/ibm/detect-secrets.git@master#egg=detect-secrets"
+
+      - name: Run detect-secrets
+        run: |
+          detect-secrets scan --update .secrets.baseline
+          detect-secrets -v audit --report --fail-on-unaudited --fail-on-live --fail-on-audited-real .secrets.baseline
+
+  build:
+    name: Test on Node.js ${{ matrix.node-version }}
+    needs: detect-secrets
+    runs-on: ubuntu-latest
+    
+    strategy:
+      matrix:
+        node-version: [20, 22, 24]
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+      
+      - name: Setup Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v4
+        with:
+          node-version: ${{ matrix.node-version }}
+          cache: 'npm'
+
+      - name: Display Node.js and npm versions
+        run: |
+          node --version
+          npm --version
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Build
+        run: npm run build
+
+      - name: Run unit tests
+        run: npm run test-unit
+
+      - name: Run linter
+        run: npm run lint
+
+      - name: Check packages
+        run: npm run check-packages
+
+      # - name: Upload coverage to Codecov
+      #   if: matrix.node-version == 22
+      #   uses: codecov/codecov-action@v4
+      #   with:
+      #     files: ./coverage/lcov.info
+      #     flags: unittests
+      #     name: codecov-umbrella
+      #     fail_ci_if_error: false
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
new file mode 100644
index 0000000..a87ea8a
--- /dev/null
+++ b/.github/workflows/release.yml
@@ -0,0 +1,97 @@
+name: release
+
+on:
+  push:
+    branches:
+      - main
+  workflow_dispatch:
+    inputs:
+      dry_run:
+        description: 'Run semantic-release in dry-run mode'
+        required: false
+        type: boolean
+        default: true
+
+jobs:
+  build:
+    name: Build and Test (node v${{ matrix.node-version }})
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node-version: [20, 22, 24]
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+          persist-credentials: false
+
+      - name: Setup Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v4
+        with:
+          node-version: ${{ matrix.node-version }}
+          cache: 'npm'
+
+      - name: Display Node.js and npm versions
+        run: |
+          node --version
+          npm --version
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Build
+        run: npm run build
+
+      - name: Run unit tests
+        run: npm run test-unit
+
+      - name: Run linter
+        run: npm run lint
+
+      - name: Check packages
+        run: npm run check-packages
+
+  release:
+    name: Semantic Release
+    runs-on: ubuntu-latest
+    needs: build
+    permissions:
+      contents: write
+      issues: write
+      pull-requests: write
+      id-token: write
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+          persist-credentials: false
+
+      - name: Setup Node.js 22
+        uses: actions/setup-node@v4
+        with:
+          node-version: 22
+          cache: 'npm'
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Build
+        run: npm run build
+
+      - name: Semantic Release (Dry Run)
+        if: github.event_name == 'workflow_dispatch' && inputs.dry_run
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
+        run: npx semantic-release --dry-run
+
+      - name: Semantic Release
+        if: github.event_name == 'push' || (github.event_name == 'workflow_dispatch' && !inputs.dry_run)
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
+        run: npx semantic-release
diff --git a/.travis.yml b/.travis.yml
index 9d43a0a..ea9aad6 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,25 +1,2 @@
-dist: focal
-
-language: node_js
-
-node_js:
-- 20
-- 22
-
-before_install:
-- node --version
-- npm --version
-
-script:
-- npm run build
-- npm run test-unit-travis || travis_terminate 1
-- npm run lint
-- npm run check-packages
-
-deploy:
-- provider: script
-  skip_cleanup: true
-  script: npx semantic-release
-  on:
-    node: 22
-    branch: main
+# CI/CD has been migrated to GitHub Actions.
+# See .github/workflows/ci.yml and .github/workflows/release.yml
diff --git a/package.json b/package.json
index 4ddda37..ab0b5e8 100644
--- a/package.json
+++ b/package.json
@@ -25,11 +25,10 @@
     "postversion": "publisher --no-checks --dry-run",
     "semVerDryRun": "npx semantic-release -d",
     "test": "npm run build && npm run lint && jest test/",
-    "test-unit": "npm run build && jest test/unit/",
+    "test-unit": "npm run build && jest --runInBand test/unit/",
     "test-integration": "npm run build && jest test/integration",
     "test-examples": "npm run build && jest examples/",
     "test-travis": "jest --runInBand --testNamePattern='^((?!@slow).)*$' test/",
-    "test-unit-travis": "jest --runInBand test/unit/",
     "test-integration-travis": "jest --runInBand --no-colors --testNamePattern='^((?!@slow).)*$' --json test/integration > test-output.log"
   },
   "license": "Apache-2.0",