NullpoMino - NullpoMino is an open-source action puzzle game that works on the Java platform.
Sporty - Beautiful app for creating/joining sports activities nearby
Tetris on a plane - Simple, open-source HTML/JS/CSS version of Tetris built as an exercise.
ATLETO - Connecting everyday athletes
Tetris Blitz - Race against the clock in a two-minute blitz to clear lines and rack up points before time runs out.
Happy Things - Simple, daily activities to increase your happiness