How to use a Raspberry PI as a USB MIDI host - YouTube
PiMiDi: a Raspberry Pi Midi Box, or How I Learned to Stop Worrying and Love MIDI : 5 Steps - Instructables
Raspberry Pi as a USB MIDI Host
Code USB MIDI in CircuitPython | Grand Central USB MIDI Controller in CircuitPython | Adafruit Learning System
Raspberry Pi Pico Multi MIDI Router – Part 3 – Simple DIY Electronic Music Projects
Behringer FLow 8 USB MIDI HOST, this way you can control the functions of your Flow 8 with midi controllers, if you have a raspberry pi, it is time to integrate it