Engine:  audio
Codecs:  decode, encode
I/O:  mic, speaker
Platform:  web-audio-api, audio-buffer  WPT 100%
Pitch & time:  shift, stretch, resample, tune  alias floor
Tone & dynamics:  filter, eq, dynamics, saturate, amp, weighting  IEC 61672
Space & effects:  reverb, spatial, effect  Dattorro Brown-Duda
Restore:  denoise, defeedback, vocals  Berouti OM-LSA
Analyse:  pitch, beat, loudness, spectral, mir, measure, auditory  BS.1770 MIREX
Synthesise:  synth, voice, midi, note