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yarr vs Tiny Tiny RSS: catalog facts
yarr	Tiny Tiny RSS
Free The open-source software is available without a license fee. Hosting, hardware and…	Free Free and open source under the GPL. Hosting is separate.
Windows, macOS, Linux	Web, Self-hosted
Runs as a single executable with a browser interface.	Filtering and scoring rules that few other readers match API support means third-party mobile clients work against your own server
You manage the instance and its stored feed data.	Official distribution is Docker-first and upstream is famously blunt about support Requires PHP and PostgreSQL or MySQL
Downloadable app, Self-hosted	Self-hosted, Web application
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 September 22, 2026

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