Qsynth - Qsynth is a simple Qt4 application wrapper for the ...
VirtualMIDISynth - VirtualMIDISynth is a software MIDI synthesizer implemented as a Windows multimedia user driver...
FluidSynth - FluidSynth is a real-time software synthesizer based on the SoundFont 2 specifications and has...
WhySynth - WhySynth is a versatile softsynth which operates as a plugin for the
TiMidity++ - TiMidity++ is an open source MIDI to WAVE converter and player.
Zebralette - u-he makes creative software synthesizers and effects.