qmk / qmk_firmware

git clone https://github.com/qmk/qmk_firmware.git

Open-source firmware for custom keyboard controllers, supporting AVR and Arm USB microcontrollers and many keyboard designs.

Why you might care

Lets you remap keys, add layers, and customize behavior on supported keyboards such as Planck, Preonic, ErgoDox EZ, and Clueboard. It is the de facto firmware for many community-built keyboards, with extensive documentation at docs.qmk.fm.

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21k

★ total · +0% this week

44k

forks · 563 open issues

Star history (as recorded here)

2026-10-20 · 20,768 ★ 2026-10-24 · 20,778 ★

LanguageC

LicenseGPL-2.0

Created2014-12-08 (11y ago)

Last push5d ago

Watchers234

OwnerOrganization

Seen on GitHub Trending

2026-10-23 — #11 daily in c · +6 ★

GitHub topics

atmel-avr c c-plus-plus clueboard ergodox-ez keyboard-firmware keyboard-support olkb qmk

README

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Blurb generated by claude-haiku-5-5 1d ago. Star deltas marked ~ are extrapolated from partial history.