diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..8aad5cd
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,81 @@
+name: ci
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+
+env:
+  CARGO_INCREMENTAL: 0
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v2
+
+    - uses: actions-rs/toolchain@v1
+      with:
+        toolchain: stable
+        override: true
+        components: rustfmt
+
+    - name: Install Rust targets
+      run: >
+        rustup target add
+        aarch64-linux-android
+        armv7-linux-androideabi
+        x86_64-linux-android
+        i686-linux-android
+
+    - name: Install cargo-ndk
+      run: cargo install cargo-ndk
+
+    - name: Setup Java
+      uses: actions/setup-java@v3
+      with:
+        distribution: 'temurin'
+        java-version: '17'
+
+    - name: Setup Android SDK
+      uses: android-actions/setup-android@v2
+
+    - name: Build game-activity
+      working-directory: android-activity
+      run: >
+        cargo ndk
+        -t arm64-v8a
+        -t armeabi-v7a
+        -t x86_64
+        -t x86
+        build --features game-activity
+
+    - name: Build native-activity
+    working-directory: android-activity
+    run: >
+      cargo ndk
+      -t arm64-v8a
+      -t armeabi-v7a
+      -t x86_64
+      -t x86
+      build --features native-activity
+
+    - name: Build agdk-egui example
+      working-directory: examples/agdk-egui
+      run: >
+        cargo ndk
+        -t arm64-v8a
+        -t armeabi-v7a
+        -t x86_64
+        -t x86
+        -o app/src/main/jniLibs/ -- build
+
+    - name: Format
+      run: cargo fmt --all -- --check
+      working-directory: android-activity
+
+    - name: Format agdk-egui example
+      run: cargo fmt --all -- --check
+      working-directory: examples/agdk-egui