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Albert vs KRunner: catalog facts
Albert	KRunner
Free Free for personal use. The source is public under the Albert license, which is not an open…	Free Free and open source as part of KDE Plasma.
macOS, Linux	Linux
Plugin architecture makes it highly extensible Lightweight C++/Qt implementation keeps it fast	Built into Plasma, with no extra install on most setups Extended by plugins called runners
Linux and macOS only, no Windows support Requires manual plugin configuration to unlock full potential	Tied to the KDE Plasma desktop Some runners need an extra addons package
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked October 1, 2026

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