B. Serrano has released Erebus, a freeware virtual synthesizer instrument for Windows.
- 16 voice polyphony.
- 3 oscillator synth (sine/saw/square/triangle/cluster/pulse/noise).
- Oscillator sync (A+B, A+C).
- 2 LFO (sine/tri/saw/ramp/pulse/rnd), man & bpm sync, gate sync.
- ADSR envelope.
- Multi-mode filter (lp/hp/bp/notch/peak).
- Graphic envelope with custom stages and shapes.
- Flexible mod matrix.
- Full MDI learn implementation.
- Pattern based arpeggiator with MIDI Out (trigger other VST or external MIDI gear).
Erebus is available to download as a freeware VST instrument plug-in for Windows PC.