IMPORTANT: Browser Support​

The Tools only work in all browsers that natively support the Web MIDI API.
the following browsers have built-in support:

• Chrome (macOS, GNU/Linux, Android & Windows)

• Opera (macOS, GNU/Linux, Windows)

• Android WebView component (KitKat and above)

• Edge (Windows)

It is also possible to use the Tools in other browsers if you install version 1.4+ of Jazz-Plugin together with the WebMIDIAPIShim polyfill. This combination provides support for the following additional browsers:

• Firefox v51 or less (Mac, GNU/Linux & Windows)

• Safari (macOS)

• Internet Explorer (Windows)

For details on how to use WebMidi.js with the Jazz-Plugin (and WebMIDIAPIShim, please skip ahead to the Using WebMidi.js with the Jazz-Plugin section.

For Firefox v52+ support, you need to install two extensions made by Jazz-Soft:

• Jazz-MIDI extension v1.5.1+

• Web MIDI API extension