ZynAddSubFX - a musical software synthesizer http://zynaddsubfx.sourceforge.net/ http://zynaddsubfx.sourceforge.net/ Right now everything is open source, but I

ZynAddSubFX - a musical software synthesizer http://zynaddsubfx.sourceforge.net/ http://zynaddsubfx.sourceforge.net/ Right now everything is open source, but I've started work on a replacement user interface which would be temporarily released under a proprietary license. I think the project is awesome as understanding workflow in a complicated application is a challenging task and at some stage all work will be released back to the open source version.