MIDI Controllers & Effect Pedals

MIDI Controllers

• Linnstrument is a polyphonic touch-sensing MIDI controller, built with Arduino Due. It's firmware is open-source and Geert Bevin shared some internals here.

Effect Pedals

• https://aionfx.com/kits/

• Pedalshield Due is an Arduino DUE Programmable Guitar Pedal

• https://www.rebeltech.org/product/owl-pedal-mkii/ (not sure if active)

You might find this YouTube channel helpful for DIY effect pedals.