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umu-launcher vs Wine: catalog facts
umu-launcher	Wine
Free Free and open source.	Free Free and open source.
Linux, Command line	macOS, Linux
Runs Proton outside Steam Uses the same runtime environment as Steam's Proton	Runs Windows programs without a Windows licence or virtual machine Works on Linux, macOS and BSD
Command-line only, no graphical interface Linux only	Not every Windows program works, and some need manual tweaks Configuration can be fiddly for newcomers
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License not stated
No account needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 23, 2026

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