KaOS

KaOS
KaOS 2021.01, with "Midna" theme
Written inC, C++, Rust and others
OS familyUnix-like
Working stateCurrent
Source modelOpen source
Initial release2013.11 / November 10, 2013 (2013-11-10)
Latest release2026.06 / June 24, 2026 (2026-06-24)
Repositorycodeberg.org/KaOS
Available in35 languages (as of Feb. 2026)
List of languages
Update methodRolling release
Package managerpacman
Instruction setsx86-64
Kernel typeLinux (monolithic)
UserlandGNU Core
Influenced byArch Linux
Default
user interface
Niri/Noctalia (graphical)
Official websitekaosx.us Edit this at Wikidata
Tagline"A Lean KDE Distribution"

KaOS is an independent Linux distribution based on the Qt software development toolkit. It includes Calligra and other KDE Applications.