the microTone - microtonal polyphonic synthesizer + controller for iPad - YouTube
ZBoard 24x24 Keyboard Controller | Starr Labs
Microtonal Keyboard Mapper | Adam Matthew Hart
Lumatone Keyboard
Sonoclast Plastic Pitch Plus microtonal MIDI machine demo - YouTube
ZBoard 12x24 MIDI Keyboard | Starr Labs
Keyboards with built in 'smarts' about Music Theory - both conventional (eg TheoryBoard) and Microtonal (eg Lumatone) and everything 'in between' - including Brain Interfaces - Related Projects - Zynthian Discourse