RetroArch is a frontend for emulators, game engines and media players.
PlayStation 2 emulator for Android
Life Screensaver
Cross Platform GUI Toolkit
2D Game Engine
A cross-platform interpreter for many point-and-click adventure games
Android, DOS, FirefoxOS, Linux, MacOS and Windows all in one..
PSP Debug Bash and Multi-Environment Shell
Pye - Javascript Engine For Drawing Fast, Fluid and Dynamic Pie Charts