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AtlasOS vs ReviOS: catalog facts
AtlasOS	ReviOS
Free Free and open source; donations accepted.	Free Free to download.
Windows	Windows
Open source with transparent changes Detailed docs on removed features and reverting	Supports current Windows 10 and 11 builds Applied to an existing install or injected into an ISO
No longer supports Windows 10 Requires following a guided install with AME Wizard	Requires AME Wizard to apply Fresh Windows install recommended
Downloadable app	Downloadable app
Open source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it 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.