summary : Polyphonic synthesizer with realtime modulation feedback
+homepage : https://tytel.org/helm/
component : multimedia.audio
description: |
Helm is a MIDI enabled polyphonic music synthesizer with an easy to use parameter modulation system with real-time graphical feedback. Helm has a subtractive synthesizer engine with three oscillators with 15 anti-aliased waveforms, cross modulation, 32 voice polyphony, a low-pass, high-pass, band-pass, notch, low-shelf, high-shelf and all-pass filter. There is also a formant filter, stutter, delay and reverb effects, patch browsing, MIDI learn and more.