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yarr vs MrRSS: catalog facts
yarr	MrRSS
Free The open-source software is available without a license fee. Hosting, hardware and…	Free Free and open source under the GPL-3.0.
Windows, macOS, Linux	Windows, macOS, Linux
Runs as a single executable with a browser interface.	Free and open source Cross-platform desktop app
You manage the instance and its stored feed data.	Younger project than established feed readers Some documentation is primarily in Chinese
Downloadable app, Self-hosted	Downloadable app
Open source	Open source
License: MIT	License: GPL-3.0
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked October 2, 2026

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