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RSSHub Radar vs Livemarks: catalog facts
RSSHub Radar	Livemarks
Free Free to install.	Free Free and open source with no paid tier.
Browser extension	Browser extension
Detects feeds on the page you are viewing Suggests RSSHub routes for sites without their own feed	Feeds live in ordinary bookmark folders Read and unread tracking
Finds feeds but does not read them; you still need a feed reader Most useful alongside an RSSHub instance	Built for Firefox No full reading view beyond bookmark titles
Browser extension	Browser extension
Closed source	Open source
License not stated	License not stated
No account 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 24, 2026

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