YouTuber Alex Coover, aka Glacial Geyser, has build an awesome Arduino-powered MIDI controller to help with his budding music career. Here's a demo.

DIY musical instruments are their own thing entirely, but if you're looking for a place to start, Adafruit has a guide to building your own MIDI controller using an Arduino.

These are all read by an Arduino Pro Micro, which is responsible for turning these inputs into distinct MIDI outputs to control outboard gear or software. It handles this via MIDI over USB.

Build a MIDI foot controller, of course. After dispensing of the old organ guts, [Mark] mounted the pedals in a handsome road case and started working on the electronics.

Arduino has found its way into yet another musical device. I came across the 'UFO' while in Berlin. It's a MIDI controller that lets you compose music or control synthesizers by waving your hands ...