ESP32_Host_MIDI turns an ESP32 into a multi-protocol MIDI hub. Connect a USB MIDI keyboard over USB Host, receive notes from an iPhone over BLE, bridge a DAW over WiFi with RTP-MIDI (Apple MIDI), talk ...
This library is not maintained. It was my first 'popular' Open Source project, and brought MQTT to the Arduino platform just as both were gaining popularity. But times have changed, and I haven't ...