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Wine vs Proton: catalog facts
Wine	Proton
Free Free and open source.	Free Free and open source, distributed through Steam.
macOS, Linux	Linux
Runs Windows programs without a Windows licence or virtual machine Works on Linux, macOS and BSD	Integrated into Steam with no setup Bundles DXVK and other translation layers
Not every Windows program works, and some need manual tweaks Configuration can be fiddly for newcomers	Linux only Tied to the Steam client for normal use
Downloadable app	Downloadable app
Open source	Open source
License not stated	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 23, 2026

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