X.U.L is a long worked project of mine. It is a MIDI controller for my friend. Its very basic - it just has 3 faders and an arduino pro micro for its brains. I also developed a PWA website to upload the preffered MIDI CC values.

X.U.L config (PWA website): https://neoarchcat7.github.io/XUL-config/

NeoArchCat7