diff --git a/.github/workflows/appengine_deploy.yml b/.github/workflows/appengine_deploy.yml
new file mode 100644
index 00000000000..f768874a31e
--- /dev/null
+++ b/.github/workflows/appengine_deploy.yml
@@ -0,0 +1,54 @@
+# Workflow that prepares files and deploys to appengine
+
+name: Deploy to App Engine
+
+# Controls when the workflow will run
+on:
+  # Allows you to run this workflow manually from the Actions tab
+  workflow_dispatch:
+
+jobs:
+  prepare:
+    name: Prepare
+    runs-on: ubuntu-latest
+
+    steps:
+      # Checks-out the repository under $GITHUB_WORKSPACE.
+      # When running manually this checks out the master branch.
+      - uses: actions/checkout@v2
+
+      - name: Prepare demo files
+        # Install all dependencies, then copy all the files needed for demos.
+        run: |
+          npm install
+          npm run prepareDemos
+
+      - name: Upload
+        uses: actions/upload-artifact@v2
+        with:
+          name: appengine_files
+          path: _deploy/
+
+  deploy:
+    name: Deploy
+    runs-on: ubuntu-latest
+    # The prepare step must succeed for this step to run.
+    needs: prepare
+    steps:
+      - name: Download prepared files
+        uses: actions/download-artifact@v2
+        with:
+          name: appengine_files
+          path: _deploy/
+
+      - name: Deploy to App Engine
+        uses: google-github-actions/deploy-appengine@v0.2.0
+        # For parameters see:
+        # https://github.com/google-github-actions/deploy-appengine#inputs
+        with:
+          working_directory: _deploy/
+          deliverables: app.yaml
+          project_id: ${{ secrets.GCP_PROJECT }}
+          credentials: ${{ secrets.GCP_SA_KEY }}
+          promote: false
+          version: vtest
diff --git a/gulpfile.js b/gulpfile.js
index 49621147278..3f0dc46a436 100644
--- a/gulpfile.js
+++ b/gulpfile.js
@@ -39,6 +39,7 @@ module.exports = {
   package: packageTasks.package,
   checkLicenses: licenseTasks.checkLicenses,
   recompile: releaseTasks.recompile,
+  prepareDemos: appengineTasks.prepareDemos,
   publish: releaseTasks.publish,
   publishBeta: releaseTasks.publishBeta,
   sortRequires: cleanupTasks.sortRequires,
diff --git a/package.json b/package.json
index 3e9a293f2c1..33ac9283502 100644
--- a/package.json
+++ b/package.json
@@ -36,6 +36,7 @@
     "lint": "eslint .",
     "package": "gulp package",
     "prepare": "npm run package",
+    "prepareDemos": "gulp prepareDemos",
     "publish": "gulp publish",
     "publish:beta": "gulp publishBeta",
     "recompile": "gulp recompile",
diff --git a/scripts/gulpfiles/appengine_tasks.js b/scripts/gulpfiles/appengine_tasks.js
index 08fb3ea85ed..66573d3f52b 100644
--- a/scripts/gulpfiles/appengine_tasks.js
+++ b/scripts/gulpfiles/appengine_tasks.js
@@ -87,17 +87,19 @@ function deployAndClean(done) {
   done();
 }
 
+/**
+ * Prepares demos.
+ */
+const prepareDemos = gulp.series(
+    prepareDeployDir, copyStaticSrc, copyAppengineSrc, copyPlaygroundDeps);
+
+
 /**
  * Deploys demos.
  */
-const deployDemos = gulp.series(
-    prepareDeployDir,
-    copyStaticSrc,
-    copyAppengineSrc,
-    copyPlaygroundDeps,
-    deployAndClean
-);
+const deployDemos = gulp.series(prepareDemos, deployAndClean);
 
 module.exports = {
   deployDemos: deployDemos,
+  prepareDemos: prepareDemos
 }