German developer Full Bucket Music has announced the release of Stigma, a free VST instrument for Windows.

Stigma emulates the KORG Sigma KP-30 Performing Synthesizer from 1979. It is written in native C++ code for high performance and low CPU consumption.

The main features are:

  • Nineteen Presets with individual filters, envelopes, and amplifiers
  • Two band-limited oscillators with four footages (32′, 16′, 8′, 4′)
  • Synthe preset section:
    • Eight presets including Noise and Ring modulator
    • Individual lowpass and global highpass filters
  • Instrument preset section:
    • Eleven presets, Delayed Vibrato effect
  • Effect section:
    • Portamento, Quarter Tone, Keyboard Sensor (aftertouch) and more
  • Tweaks (not to be found in the original Sigma):
    • Up to 64 voices polyphony with Velocity
    • Chorus/Ensemble section
    • Preset editor
  • MIDI Learn – all parameters can be controlled by MIDI CC
  • 40 additional presets by kraftraum
  • Double precision audio processing
  • Plug-in comes in 32 bit and 64 bit versions
  • Fully compatible with SM Pro Audio’s V-Machine™

Stigma free VST instrument plugin comes in 32-bit and 64-bit versions. Download is instant, no registration being required.

More info & download:

Stigma free VST instrument