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Brave Search vs Marginalia Search: catalog facts
Brave Search	Marginalia Search
Free Free to use in the browser.	Free Free to use, with the index and crawler source published under the AGPL.
Web, Browser extension	Web
Own independent index instead of proxying another engine No profiling of users	Surfaces small, non-commercial and text-heavy websites Discovery tools for browsing beyond direct queries
An independent index can have gaps compared with the largest engines AI answers can be inaccurate and should be checked	Deliberately narrow index, not a replacement for a general search engine Small independent project with limited resources
Web application, Browser extension	Web application
Closed source	Open source
License not stated	License: AGPL-3.0
No account needed	No account needed
Needs internet	Needs internet
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 1, 2026

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