Keezy Drummer - Make a beat in seconds
SoundGrail - SoundGrail Music App designed for pianists, guitarists, and DJs.
AutoDrum - AutoDrum" is free, open source software for automatic drum performance.
Figure - Propellerhead creates world-class software products and services that inspire music makers and provide the foundation for a worldwide creative musical community.
Band-in-a-Box - Band-in-a-Box is so easy to use!
keezy - A colorful soundboard. Play with music.