QMK Logo QMK Firmware

An open source firmware for AVR and ARM based keyboards

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How to support QMK

This project is maintained by QMK collaborators and contributors like you!

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This is a keyboard firmware based on the tmk_keyboard firmware with some useful features for Atmel AVR and ARM controllers, and more specifically, the OLKB product line, the ErgoDox EZ keyboard, and the Clueboard product line.

Keyboards Powered by QMK

These projects use QMK as their official and default firmware - is yours missing from the list? Let us know!

QMK is compatible with lots of other community-supported keyboards and projects.

You can read more about using QMK with your keyboard here.


QMK is developed and maintained by Jack Humbert of OLKB with contributions from the community, and of course, Hasu. The OLKB product firmwares are maintained by Jack Humbert, the Ergodox EZ by Erez Zukerman, and the Clueboard by Zach White.


Documentation is hosted on Gitbook and Github (they are synced). You can request changes by making a fork and pull request or by clicking the “suggest an edit” on any page.