diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
new file mode 100644
index 00000000..3611e0ab
--- /dev/null
+++ b/.github/workflows/publish.yml
@@ -0,0 +1,42 @@
+name: Publish to npm
+
+on:
+  release:
+    types: [published]
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Use Node.js LTS
+        uses: actions/setup-node@v4
+        with:
+          node-version: lts/*
+          registry-url: https://registry.npmjs.org/
+
+      - name: Install dependencies and build
+        run: npm install
+
+      - name: Install Cosma
+        run: npm install . --global
+
+      # tests
+
+      - name: Build cosmoscopes
+        run: sh ./e2e/exec-modelize.sh
+
+      - name: Run unit tests
+        run: npm run test:unit -- --verbose
+
+      - name: Run E2E tests
+        run: npm run test:e2e
+
+      # publish
+
+      - name: Publish to npm
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
+        run: npm publish --provenance