react-native-midi-api

A native Web MIDI API polyfill for React Native. Talk to USB & BLE MIDI hardware with the standard requestMIDIAccess surface on iOS (CoreMIDI), Android (android.media.midi), and Web.

Getting Started API Reference GitHub

Getting Started

Install the library and run your first requestMIDIAccess call. Read →

Enumerating Ports

List connected inputs and outputs, and react to hotplug events. Read →

Sending MIDI

Send Note On/Off, Control Change, and timestamped messages. Read →

Receiving MIDI

Subscribe to inbound MIDI messages via onmidimessage. Read →

SysEx

System Exclusive gating — how to opt in and what is filtered when you don’t. Read →

Platform Support

iOS 14+ CoreMIDI, Android API 24+, Web MIDI passthrough, BLE-MIDI roadmap. Read →

API Reference

TSDoc-generated reference for every public export. Read →