KCM Console

A visual operating system for music theory. The KCM Console connects four Keys, Codes & Modes applications through a shared harmonic state — Music Theory Pro, Circle of Fifths, Modal Stencil Player, and the Chromatic Universe. Change the root in one panel — every other panel follows in real time.

v1.0 · Live Build v1.0 · 4 Panels · 2026-05-01

Music Theory Pro

Circle of Fifths

Modal Stencil Player

Chromatic Universe

What ships in v1

Bridge Test — postMessage Harness

Session 3 · ?bridge-test=1

Stub iframe (receives KCM_STATE)

Bridge diagnostics

initialising...