PlayN Video Poker
I did finish my NaGaDeMo game just in time for Google I/O. All and all it was really fun using PlayN. I love the fact that I can spend most of my time in desktop Java-land and have the other targets mostly *just work.*
You can play a version from the Chrome Web Store. Or download the source code. Not bad for putting it together in about a week.
Here are a couple screenshots of the game:
Check out the other NaGaDeMo games.