is an additive synthesizer
sine machine is an instrument that you play in your DAW.

sine machine has over 10,000 time domain oscillators
(and over 20k lfos)

it is friendly *

*for an additive synth.
(in the worst case, fun and colorful?.)

it has features
20 voices of 511 time-domain oscillators
bulk-editing of per-harmonic ADSR, volume and pitch LFO
additive "reverb" made out of 1000 sine waves
additive "filters" including brickwall and gaussian band-pass
per-harmonic gaussian pitch noise (yum)
hackable plaintext presets (json format)
90 factory presets
0 knobs (don't ask)

and lots of visualizers

(they help you understand wtf is going on)

Home Page - https://melatonin.dev/