Game Center - Game Center brings social gaming to OS X and iOS apps.
Applicasa - Applicasa is a platform for game developers offering a complete tool set containing a backend as a service, virtual store and monetization.
OpenGameArt.org - A site dedicated to sharing artwork & other assets for game development.
SurvivalCraft - SurvivalCraft is a mobile action and adventure game that is based on the wildly popular Minecraft platform.
HypeHype - HypeHype is a new revolutionary way to create, remix and play games on your phone.
GameStreamer - Connection people and games anywhere.