DX7 FM multi plaform/multi format plugin

Software Sampler plugin for AU/VST and MacOSX/Windows

Helm - a free polyphonic synth with lots of modulation

Combustion engine simulator that generates realistic audio.

Physical modelling signal processing for analog tape recording

Software modular synth

A platform co-operative for musicians and fans

Isolate vocals, drums, bass, and other instrumental stems from any song

Orca with web-based sound output

Transient Smearing Audio Plugin for Windows, MacOS and Linux

A multi-platform software synthesiser emulating pre-GM MIDI devices such as the Roland MT-32, CM-32L, CM-64 and LAPC-I. In no way endorsed by or affiliated with Roland Corp.