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Orion vs Firefox: catalog facts
Orion	Firefox
Free Free to download and use. The software is closed source.	Free Free software from a non-profit-owned foundation. Mozilla sells separate subscription…
macOS, Linux, iOS	Windows, macOS, Linux, Android, iOS
It is the only WebKit browser that runs extensions from all three major stores, and it ships with…	Total Cookie Protection stops cookies following you between sites An engine that is not Chromium, which matters for the health of the web
The browser is closed source, the extension compatibility layer does not work for every add-on, and it is…	A small number of sites are still built and tested only against Chromium Mozilla’s revenue comes largely from a search deal, which shapes some defaults
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: MPL-2.0
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 20, 2026

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