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OT Kyoti FW

Firmware for Octatrack MKI / MKII (Elektron)

Feature and bug-fix builds that keep the stock feel, with mute modes, direct pattern jump, a sidechain compressor with key input, repitch, project reload and batch fixes. Tested on an MKI.

by Zac Kyoti

ActiveSource: openMIT
Distribution
Patches a stock file you supply
Requires stock
1.40C
License notes
Covers the repository's own code and docs. Excludes Elektron material, files inherited from OCTAMAX (which ships no license), patches to third-party tools and anything fetched at build time.
Source
github.com https://github.com/Zac-Kyoti/octatrack-kyoti-fw

Description

Every feature is off by default so a freshly flashed unit behaves like stock; bug fixes are always on. Features include MUTE_MODES (OT, OTFX, OTFX-T, DT-T), DIRECT_JUMP_KYOTI, SIDECHAIN_COMPRESSOR, RELOAD_FROM_PROJECT, repitch (REPITCH_REPEAT98_KYOTI), live-record quantize toggle and trigless-lock cleanup. Unpromoted builds refuse to run unless KYOTI_ALLOW_WIP=1 is set. KYOTI V1.0 was withdrawn on 2026-10-06 because it could crash; V1.2 broke PLATE REVERB. Hardware testing is on an MKI only.

Install notes

Build with the repo's tools from your own OS 1.40C; see BUILD_KYOTI.md and FLASHING.md in the repo. The unit's OS version reads KYOTI V1.3 when flashed.

Version history

OT Kyoti FW version history
VersionDateNotes
KYOTI V1.32026-10-10Combined image, hardware-confirmed; fixes the PLATE REVERB break in V1.2. Replaces V1.0 to V1.2.

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