Not really a game, but a movie showing the RT3DApp demo running on a Nexus One.
Exorcist (Android) by Funny Face Games
Duke Nukem 3D (Proton SDK used for the Android, Touchpad, Playbook ports)
Halloween Memories for iOS by Pixel Druids Studios
Zombie Chain (webOS) by yohanip
Invasion, The Last Defence (Android) by Skreaming Software
Marble Dash by Booalayan, H
This is a wiki, feel free to add your own Proton-powered game! (Well, we had too much spam so we locked it.. sorry!)