v1.6.0

Granular synth

Scatter short, jittered grains from a seeded source buffer into a granular texture cloud.

npx web-audio-api granular 0.08 15 4 10s
size=<s>
grain length
density=<hz>
grains per second
spread=<semitones>
random pitch jitter range
-d, --duration <time>
run time (CLI accepts s/m/h suffixes; default: 10s)
ready

Other examples

23Subtractive synthShape a sawtooth oscillator with a resonant low-pass sweep and ADSR envelope.Create 24Additive synthConstruct square, saw, and triangle timbres from individual harmonics.Create 25FM synthUse one oscillator to modulate another oscillator’s frequency.Create 26Karplus–StrongTurn a short noise burst and averaging delay into a plucked string.Create

This is a granular synthesis demo: short, jittered grains are scattered from a seeded source buffer to build a granular texture cloud, with control over grain size, density, and pitch spread. Explore it in the browser, or render the same grain cloud from the Node CLI.