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keydKMonad
Free

Free, with source code published on GitHub.

 Free

Free and open source under the MIT licence.

Linux, Command line Windows, macOS, Linux, Command line
  • Works on X11, Wayland and the console alike
  • Uses kernel input layer, not a desktop toolkit
  • Firmware-style layers on any keyboard
  • Works on Linux, Windows and macOS
  • Linux only
  • Configured by editing files, no GUI
  • Configured by editing text files, no GUI
  • Setup takes some effort, particularly on macOS
Downloadable app Downloadable app
Open source Open source
License not stated License: MIT
No account needed No account needed
Works offline Works offline

Checked September 24, 2026

Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.