webmidi-api

A JavaScript library for playing MIDI (Standard MIDI File) on Web.

an offline-first, highly advanced MIDI mapping and diagnostic tool built purely with WebMIDI, HTML5, and vanilla JavaScript. No external dependencies, no server backends required. Runs directly in any modern browser.

Novation Launchpad Pro MK2 Javascript Library using JZZ

A webmidi configurator for the automat

Practise the piano on a MIDI keyboard with real-time, note-by-note feedback on MusicXML scores, with a practice journal, a training mode and a strict mode. Web app, plus iPhone and iPad.