Snd is a sound editor
Open Source Solid Modeling CAD
HARFANG 3D source code public repository
A Sysex OSC hex string generator for the X32/X-Air/Wing digital mixers
Free and Open Source Brainwave Entrainment application
XML bindings and a GUI for creating and editing XBMC Scrapers
Pear3DEngine is a modern and modular 3D development framework
MIDI multi track song writing in an ASCII editor!
Make music file directory structure for Subsonic
Very Powerfull Crossplatform Qt Based Music Note Editor[Still Planing]