diff --git a/packages/reflect-yjs/.github/workflows/js.yml b/packages/reflect-yjs/.github/workflows/js.yml
new file mode 100644
index 0000000..d07ffde
--- /dev/null
+++ b/packages/reflect-yjs/.github/workflows/js.yml
@@ -0,0 +1,67 @@
+name: JS
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+# This allows a subsequently queued workflow run to interrupt previous runs
+concurrency:
+  group: '${{ github.workflow }} @ ${{ github.event.pull_request.head.label || github.head_ref || github.ref }}'
+  cancel-in-progress: true
+
+jobs:
+  format:
+    name: Prettier
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-node@v3
+        with:
+          node-version: 18.x
+          cache: 'npm'
+      - run: npm ci
+      - run: npm run check-format
+
+  lint:
+    name: Lint
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-node@v3
+        with:
+          node-version: 18.x
+          cache: 'npm'
+      - run: npm ci
+      - run: npm run lint
+
+  check-types:
+    name: Check Types
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-node@v3
+        with:
+          node-version: 18.x
+          cache: 'npm'
+      - run: npm ci
+      - run: npm run check-types
+
+  test:
+    name: Test
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-node@v3
+        with:
+          node-version: 18.x
+          cache: 'npm'
+
+
+      - run: npm ci
+
+      - name: Install Playwright Deps
+        run: npx playwright install --with-deps
+
+      - run: npm run test
diff --git a/packages/reflect-yjs/.github/workflows/syncpack.yml b/packages/reflect-yjs/.github/workflows/syncpack.yml
new file mode 100644
index 0000000..799c735
--- /dev/null
+++ b/packages/reflect-yjs/.github/workflows/syncpack.yml
@@ -0,0 +1,25 @@
+name: SyncPack
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+# This allows a subsequently queued workflow run to interrupt previous runs
+concurrency:
+  group: '${{ github.workflow }} @ ${{ github.event.pull_request.head.label || github.head_ref || github.ref }}'
+  cancel-in-progress: true
+
+jobs:
+  syncpack:
+    name: Sync Package Versions
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-node@v3
+        with:
+          node-version: 18.x
+          cache: 'npm'
+      - run: npm ci
+      - run: npx syncpack list-mismatches