Virtual MIDI controller for Linux, Windows and OSX
A DLNA-compliant UPnP Media Server
Low-latency, high quality voice chat for gamers
Leadsheet notation with auto-generated playback, improvisation advice
EasyABC is an open source ABC editor
A multi-format module player and library
projectM, a MilkDrop compatible opensource music visualizer
Streams many media formats with minimal configuration
guitarix virtual versatile amplification for Jack/Linux