Traktor Pro - Flagship DJ software with four decks and a stunning range of creative features for maximum freedom in DJing.
Synthesia - A fun way to learn how to play the piano.
Mixxx - The most powerful free DJ software in the world.
Playground Sessions - Online piano learning game.
VirtualDJ - Virtual DJ Software - MP3 and Video mix software for DJs
Piano From Above - Piano From Above is a program that turns learning the piano into a videogame.