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AtlasOS vs Bloatynosy: catalog facts
AtlasOS	Bloatynosy
Free Free and open source; donations accepted.	Free Free and open source under the MIT licence.
Windows	Windows
Open source with transparent changes Detailed docs on removed features and reverting	Single small executable Focused on common post-install Windows 11 annoyances
No longer supports Windows 10 Requires following a guided install with AME Wizard	Designed primarily for Windows 11 Project has been renamed and restarted several times
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: MIT
Not stated if an account is needed	No account 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.