Odo Synths launches 38911 Bytes v4.0, a FREE synth plugin for Windows.
Some of all the features:
1 oscillator with 4 waveforms
1 ringmodulation oscillator with 3 waveforms
2 LFOs with 19 waveforms,16 different BPM rates and manual rate
An ADSR with curves for the depth of the LFO.
A low/hi depth button
4x16 step sequencers
1 waveform sequencer
1 Filter with a sequencer and envelope.
"38911 Bytes v3.0 is a one oscillator synth
It`s a synthesizer based on Commodore 64 software but it can do a lot more" odosynths
Find other synths here.