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Kubuntu screenshot

Kubuntu

Kubuntu is a free, user-friendly Linux distribution based on KDE's desktop software and on the Ubuntu operating system. It has a biannual release cycle.

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KaOS screenshot

KaOS

KaOS is a desktop Linux distribution that features the latest version of the Noctalia desktop environment, the Calligra office suite, and other popular software applications that use the Qt toolkit. It was inspired by Arch Linux, but the developers build their own packages which are available from in-house repositories.

Technical Specs Comparison
KubuntuKaOS
Debian, UbuntuBaseIndependent
apt / deb, snapPackage Managerpacman / pkg
systemdInit Systemsystemd
Fixed ReleaseRelease ModelRolling Release
26.04Latest Version2026.02
IntermediateDifficultyIntermediate
April 24, 2026Release DateFebruary 15, 2026
x86_64
Architecture
x86_64
KDE PlasmaniriNoctalia
Desktops
KDE PlasmaniriNoctalia