diff --git a/.github/workflows/publish-release.yml b/.github/workflows/publish-release.yml
index bba0522a..38dcfe3c 100644
--- a/.github/workflows/publish-release.yml
+++ b/.github/workflows/publish-release.yml
@@ -13,7 +13,7 @@ jobs:
         runs-on: ubuntu-latest
         permissions:
             id-token: write
-            contents: read
+            contents: write
         steps:
             - name: Checkout
               uses: actions/checkout@v5
@@ -57,6 +57,9 @@ jobs:
             - name: build
               run: npm run build
 
+            - name: build offline
+              run: npm run build:offline
+
             - name: Generate index.html in snapshot
               working-directory: .
               run: sed -e 's#_PATH_#https://pyscript.net/releases/${{ github.ref_name }}/#' -e 's#_DOC_VERSION_#${{ github.ref_name }}#' -e 's#_TAG_VERSION_#/tag/${{ github.ref_name }}#' -e 's#_VERSION_#${{ github.ref_name }}#' ./public/index.html > ./core/dist/index.html
@@ -65,6 +68,11 @@ jobs:
               working-directory: .
               run: tar -cvf ../release.tar * && mv ../release.tar .
 
+            - name: Upload offline.zip to release
+              env:
+                  GH_TOKEN: ${{ github.token }}
+              run: gh release upload ${{ github.ref_name }} ./dist/offline.zip
+
             - name: Configure AWS credentials
               uses: aws-actions/configure-aws-credentials@v5
               with:
@@ -73,6 +81,5 @@ jobs:
 
             - name: Sync to S3
               run:
-                  | # Update /latest and create an explicitly versioned directory under releases/YYYY.MM.MICRO/
-                  aws s3 sync --quiet ./dist/ s3://pyscript.net/latest/
+                  | # Create an explicitly versioned directory under releases/YYYY.MM.MICRO/
                   aws s3 sync --quiet ./dist/ s3://pyscript.net/releases/${{ github.ref_name }}/
diff --git a/public/index.html b/public/index.html
index 3ea49dd7..64cb079f 100644
--- a/public/index.html
+++ b/public/index.html
@@ -84,6 +84,10 @@
                 <li><a href="core.css">core.css</a></li>
                 <li><a href="core.js">core.js</a></li>
                 <li><a href="core.js.map">core.js.map</a></li>
+                <li>
+                    <a href="offline.zip">offline.zip</a> (PyScript _VERSION_
+                    zipped up for offline use)
+                </li>
             </ul>
             <div id="out"></div>
             <script type="py">