Open-source keyboard firmware for Atmel AVR and Arm USB families
20,689
stars
23,701
commits
C
primary language
Sep 10, 2026
updated
README
Quantum Mechanical Keyboard Firmware
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.
Documentation
The docs are powered by VitePress. They are also viewable offline; see Previewing the Documentation for more details.
You can request changes by making a fork and opening a pull request.
Supported Keyboards
The project also includes community support for lots of other keyboards.
Maintainers
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 ZSA Technology Labs, the Clueboard by Zach White, and the Atreus by Phil Hagelberg.
Official Website
qmk.fm is the official website of QMK, where you can find links to this page, the documentation, and the keyboards supported by QMK.
Contributors
(top 30 of 388)
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Languages
C
90.1%
C++
6.4%
Python
1.8%
Makefile
1.2%
Open-source keyboard firmware for Atmel AVR and Arm USB families
20,689
stars
23,701
commits
C
primary language
Sep 10, 2026
updated
README
Quantum Mechanical Keyboard Firmware
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.
Documentation
The docs are powered by VitePress. They are also viewable offline; see Previewing the Documentation for more details.
You can request changes by making a fork and opening a pull request.
Supported Keyboards
The project also includes community support for lots of other keyboards.
Maintainers
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 ZSA Technology Labs, the Clueboard by Zach White, and the Atreus by Phil Hagelberg.
Official Website
qmk.fm is the official website of QMK, where you can find links to this page, the documentation, and the keyboards supported by QMK.
See what people are saying
Similar repos
Contributors
(top 30 of 388)
Languages
C
90.1%
C++
6.4%
Python
1.8%
Makefile
1.2%