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ReviOS vs AtlasOS: catalog facts
ReviOS	AtlasOS
Free Free to download.	Free Free and open source; donations accepted.
Windows	Windows
Supports current Windows 10 and 11 builds Applied to an existing install or injected into an ISO	Open source with transparent changes Detailed docs on removed features and reverting
Requires AME Wizard to apply Fresh Windows install recommended	No longer supports Windows 10 Requires following a guided install with AME Wizard
Downloadable app	Downloadable app
Closed source	Open 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.