swh-plugins binary package in Ubuntu Focal amd64

 Steve Harris has written a large number of plugins for LADSPA
 compatible hosts (e.g. GLAME, Sweep and ecasound). The plugins
 available are:
 .
 amp, fast overdrive, overdrive (with colourisation), comb filter,
 waveshaper, ringmod, divider, diode, decliper, pitch scaler,
 16 band equaliser, sinus wavewrapper, hermes filter, chorus,
 flanger, decimater, oscillator, gverb, phasers, harmonic generators,
 surround encoders and more.

Source package