← Harmony Grid

Sound & software credits

A modern browser recreation of Harmony Grid, guided by the original manual. This recreation includes newly authored examples; it does not import original binary documents or reproduce the exact original presets.

GeneralUser GS

The sampled palette is a reduced and repackaged bank from GeneralUser GS by S. Christian Collins. It contains selected sounds for this instrument; it is not the original full bank.

Original sound bank · Unmodified license

SpessaSynth Core

Sample playback uses SpessaSynth Core, licensed under Apache-2.0.

SpessaSynth license · Harmony Grid license

Playing in your browser

Sound is enabled by default. If your browser blocks autoplay, click the grid or press a key to enable audio. Stop Sound turns it off. The instrument is designed for desktop use with a pointer and keyboard. MIDI connections depend on browser support and permission. Instruments are saved and opened as files through your browser.