diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -13,6 +13,10 @@
 
 Yet another Chess web app. Live demo at [ches.su](https://ches.su).
 
+<p align="center">
+  <img src="./assets/demo.jpg" alt="chessu" width="640" />
+</p>
+
 - play against other users in real-time
 - spectate and chat in ongoing games with other users
 - _optional_ user accounts for tracking stats and game history
diff --git a/assets/demo.jpg b/assets/demo.jpg
new file mode 100644
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