Clone Hero - Clone Hero is a free rhythm game, which can be played with any 5 or 6 button guitar controller...
PowerSchool - PowerSchool provides a K-12 education technology platform for operations, classroom, student growth, and family engagement.
Osu - Osu is Music, Rhythm, Single and Multiplayer video game developed by Dean Herbert.
Clever - syncing between education applications for K-12 schools
StepMania - Rhythm game for Windows, Mac, and Linux.
Claroline - Claroline is a collaborative eLearning and eWorking platform.