Sonoclast Plastic Pitch Plus microtonal MIDI machine demo - YouTube
Lumatone Isomorphic Keyboard - Home
Payment Plans — Lumatone Isomorphic Keyboard
Zillion-Keyed Keyboards, New Musical Layouts, and Microtonal Gadgets - CDM Create Digital Music
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
ZBoard 12x24 MIDI Keyboard | Starr Labs
Lumatone Isomorphic Keyboard - Home
Hexagonal keyboards - Equipment - lines
Alternative Controllers: Part 5 Hand-Held and Struck Controllers, and Controllers for Microtonal Tunings -