Ferox is a free tape saturation modeller VST plugin.
Dammit Distortion is a guitar distortion processor available as VST plugin.
A simple Phase Distortion synth dedicated to 70's bass and lead sounds.
papaya is a physically modelled mallet synthesizer.
MEqualizer is a 6-band equalizer with increadibly fast and easy controls.
Omniverb is a reverberation plugin for audio.