Matt Bellamy (MUSE)'s New MIDI Guitar Features Prophet V Synthesizer
D.I.Y. MIDI Guitar – Luke Merwin Music
Amazon.com: OMB Digital Ad On Guitar Device | Device Guitar For Beginners and Pro | Device Works With most Acoustic and Electric guitars. DIY Upgrade Kit (Acoustic) : Musical Instruments
Raspberry Pi Pico Converts Guitar into Midi Controller | Tom's Hardware