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Feedbro vs RSS Guard: catalog facts
Feedbro	RSS Guard
Free Free to install from the browser add-on stores.	Free Free and open source under the GPL 3.0.
Browser extension	Windows, macOS, Linux
Full feed reader inside the browser, no separate app Rule engine for automatic filtering	Client for Feedly, Inoreader, FreshRSS, Miniflux, Nextcloud News and more Built-in mpv-based podcast player for audio and video
Not open source Tied to one browser profile rather than synced across devices	The interface exposes a great deal at once A desktop program, so there is no syncing unless you use a service account
Browser extension	Downloadable app
Closed source	Open source
License not stated	License: GPL-3.0
No account needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 21, 2026

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