diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 00000000..5e4f446b
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,48 @@
+name: CI
+on: [push, pull_request]
+jobs:
+  swift_5:
+    runs-on: macos-latest
+    name: Swift 5.0
+    steps:
+    - uses: actions/checkout@master
+    - name: Info
+      run: swift --version; swift package --version 
+    - name: Resolve
+      run: swift package resolve
+    - name: Build
+      run: swift build
+    - name: Test
+      run: swift test
+    - name: Gen fixtures
+      run: scripts/gen-fixtures.sh
+    - name: Check fixtures
+      run: scripts/diff-fixtures.sh
+    - name: Build fixtures
+      run: scripts/build-fixtures.sh
+    - name: Build release
+      run: make build
+  # swift_5.1:
+  #   runs-on: macos-latest
+  #   name: Swift 5.1
+  #   steps:
+  #   - uses: actions/checkout@master
+  #   - name: Xcode version
+  #     run: sudo xcode-select -s /Applications/Xcode_11_beta.app
+  #   - name: Info
+  #     run: swift --version; swift package --version 
+  #   - name: Resolve
+  #     run: swift package resolve
+  #   - name: Build
+  #     run: swift build
+  #   - name: Test
+  #     run: swift test
+  #   - name: Gen fixtures
+  #     run: scripts/gen-fixtures.sh
+  #   - name: Check fixtures
+  #     run: scripts/diff-fixtures.sh
+  #   - name: Build fixtures
+  #     run: scripts/build-fixtures.sh
+  #   - name: Build release
+  #     run: make build
+