Piano

A physically modeled piano: modal strings, a felt hammer, a soundboard, running as WebAssembly on the audio thread. Plug in a MIDI keyboard, or play the keys below.

Loading the instrument.

Volume

Sustain off
Una corda off

Computer keyboard

Z to / and Q to ] are two octaves of keys; the black keys sit on the row above each.
← → shift the octave.
Space holds the sustain pedal, Shift holds the una corda pedal.
Drag a knob up or down; the instrument rebuilds when you let go. Double-click a knob to reset it.
MIDI needs Chrome or Firefox over https (or localhost); Safari has no Web MIDI.