There’s a million and one ways to play around with MIDI and an Arduino. It’s trivial to have a ‘duino spit out a scale to a MIDI keyboard, or even respond to SysEx messages to cha… ...

YouTube user Alex otherwise known as Glacial Geyser published instructions this month on how to create your very own DIY Arduino powered MIDI controller completely from scratch.

The Bolt Industries Pico 87 is a fully customizable and programmable DIY mechanical keyboard kit that can be coded using the Arduino IDE.