1)   Space Synthesizer Mac 2.0.2
The Space Synth is a polyphonic AU instrument plugin, with an ambient sound. It is suitable for ambient music, space music, ambient techno and electronic music in general. The bundle inludes 15 other plugins.
AU, AudioUnit, plugin, audio, synth, synthesizer, sound,

 2)   Flex FX Mac 2.0.2
The Flex FX AU plugin package contains 6 different effect plugins, the Amplitude Modulator, the Chaotic Lowpass Filter, the Chaotic Highpass Filter, the Ensemble effect, the Stereo Feedback Delay and the Fat Resonator.
AU, AudioUnit, plugin, audio, effect, sound,

 3)   Voxynth Mac 2.0.2
Voxynth is a synthesizer (AU), which can be used to create vocal sounds or synthetic choirs. In addition, the MIDI synth has a stereo delay and comes with 64 factory patches and a manual (Adobe Acrobat).
AU, AudioUnit, plugin, audio, effect, sound,