VirtualMIDISynth

VirtualMIDISynth is a software MIDI synthesizer implemented as a Windows multimedia user driver, accessible as a standard MIDI Out device. It works on Windows XP...

Free Windows

FluidSynth

FluidSynth is a real-time software synthesizer based on the SoundFont 2 specifications and has reached widespread distribution.

Free Open Source Mac Windows Linux

Skale Tracker

Skale Tracker is a music tracker (a special kind of music sequencer) available for Windows and Linux on the desktop as well as in a Flash-based browser verison. Skale...

• Discontinued
  Online version is no longer available. Last desktop version, v0.81, released on December 2005, it's still downloadable and usable.

Free Windows Linux

Tyrell N6

Tyrell is the name of a project by the German online magazine Amazona.de. A reader survey and follow-on forum posts provided a pool of ideas for a low cost HARDWARE...

Free Mac Windows

AudioMulch

AudioMulch is an interactive musician's environment for PC and Mac. It is used for live electronic music performance, composition and sound design. AudioMulch...

Commercial Mac Windows

Absynth

ABSYNTH 5 is an exceptional synthesizer with unique sonic potential and more than 2,100 preset sounds. Its speciality is a limitless spectrum of unusual, evolving sounds...

Commercial Mac Windows

Phasex

PHASEX is an experimental software synthesizer for use with Linux/ALSA/JACK. The name comes partially from its experimental method of using phase offset modulation...

• I use both. Phasex is resource hungry, so I make soundfonts of the sounds I generate and play them from qsynth (1 instance) or fluidsynth (2 instances in my stage setup). Phasex is a true synth and very powerful. Guest • Jun 2015 Disagree   Agree

Free Open Source Linux Advanced Linux Sound Architecture JACK Audio Connection Kit

TAL-NoiseMaker

TAL-NoiseMaker is an improved version of TAL-Elek7ro and has a completely new synth engine and a lot of improvements in sound and usability. The synth also includes a...

Free Open Source Mac Windows Linux

Podolski

Podolski is a simple, CPU-efficient virtual analogue synthesizer. Basically a cut down version of FilterscapeVA with just one oscillator, one filter, one envelope and...

Free Mac Windows

Zebralette

Zebralette is just one of Zebra2's oscillators packed into a simple, easy-to-learn framework – but you have everything you need to make some pretty amazing sounds....

Free Mac Windows