Synthesizers

Helm – polyphonic synth with lots of modulation

Helm is a software synthesizer. The software creates electronic music on your computer.

Helm is released as a standalone synthesizer or as an LV2, VST, VST3 or AU plugin.

The software is released under an open source license.

Features include:

  • 32 voice polyphony.
  • Interactive visual interface.
  • Powerful modulation system with live visual feedback.
  • Dual oscillators with cross modulation and up to 15 unison oscillators each.
  • Sub oscillator with shuffle waveshaping.
  • Oscillator feedback and saturation for waveshaping.
  • 12 different waveforms.
  • Blending between 12 or 24dB low/band/high pass filter.
  • Low/Band/High Shelf filters.
  • 2 monophonic and 1 polyphonic LFO.
  • Step sequencer.
  • Lots of modulation sources including polyphonic aftertouch.
  • Simple arpeggiator.
  • Effects: Formant filter, stutter, delay, distortion, reverb.
  • Cross-platform support – runs under Linux, Mac OS X, and Windows.

Website: tytel.org/helm
Support: Manual, FAQ, GitHub Code Repository
Developer: Matt Tytel
License: GNU General Public License v3.0

Helm

helm is written in C++. Learn C++ with our recommended free books and free tutorials.

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