diff --git a/README.md b/README.md
index e832381..da8d6a5 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,8 @@
 
 The wishlist app is a simple webapp for publishing wishlists. It allows to share wishlists for different people or occasions with friends and family. If something was bought from the wishlist, it can be removed from the list to prevent duplicate purchases.
 
+![DEMO](https://codesandbox.io/s/wishlist-app-h0htfc)
+
 The app can be easily self-hosted via Docker (see docker-compose example below).
 
 ![Overview Image](.github/assets/overview.jpg)
diff --git a/sandbox.config.json b/sandbox.config.json
new file mode 100644
index 0000000..4849021
--- /dev/null
+++ b/sandbox.config.json
@@ -0,0 +1,9 @@
+{
+  "infiniteLoopProtection": true,
+  "hardReloadOnChange": false,
+  "view": "browser",
+  "container": {
+    "startScript": "demo",
+    "node": "16"
+  }
+}