JN Soundboard - An open-source hotkey soundboard program
Figure - Propellerhead creates world-class software products and services that inspire music makers and provide the foundation for a worldwide creative musical community.
Soundboard Studio - Soundboard Studio lets you take your podcast, live show, gig or performance to the next level.
SoundGrail - SoundGrail Music App designed for pianists, guitarists, and DJs.
Soundplant - Play sound files with the computer keyboard
Splice - Music creation, collaboration, and sharing made simple.