Compare software

Kupfer vs Albert: catalog facts
Kupfer	Albert
Free Free and open source under the GNU GPL.	Free Free for personal use. The source is public under the Albert license, which is not an open…
Linux	macOS, Linux
Object-and-action workflow like Quicksilver Extensible through plugins	Plugin architecture makes it highly extensible Lightweight C++/Qt implementation keeps it fast
Linux only Slower development pace than newer launchers	Linux and macOS only, no Windows support Requires manual plugin configuration to unlock full potential
Downloadable app	Downloadable app
Open source	Closed source
License: GPL	License not stated
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 22, 2026

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