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MrRSS vs RSS Guard: catalog facts
MrRSS	RSS Guard
Free Free and open source under the GPL-3.0.	Free Free and open source under the GPL 3.0.
Windows, macOS, Linux	Windows, macOS, Linux
Free and open source Cross-platform desktop app	Client for Feedly, Inoreader, FreshRSS, Miniflux, Nextcloud News and more Built-in mpv-based podcast player for audio and video
Younger project than established feed readers Some documentation is primarily in Chinese	The interface exposes a great deal at once A desktop program, so there is no syncing unless you use a service account
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: GPL-3.0
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 October 2, 2026	Official website Full listing and sources Checked September 21, 2026

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