| ESP32_Host_MIDI | MIDI hub for ESP32: USB Host, BLE, Apple MIDI/WiFi, OSC, Ethernet, UART/DIN-5, ESP-NOW. |
| Gingoduino | Music theory engine for embedded systems. |
| midi2 | Portable MIDI 2.0 infrastructure: C99, zero dependencies, zero allocation. |
| midi2cpp | C++ MIDI 2.0 platform: an idiomatic wrapper over the midi2 core. |
| midi2duino | USB MIDI 2.0 device transport for classic Arduino cores. |