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Stringer vs selfoss: catalog facts
Stringer	selfoss
Free Free and open source under the MIT licence. Hosting is separate.	Free Free and open source under the GPL. Hosting is separate.
Web, Self-hosted	Web, Self-hosted
No social features, recommendations or analytics by design Simple Rails application that deploys to a small server easily	Spout plugins pull in sources that are not plain RSS Small PHP and SQLite install that runs on shared hosting
Minimal feature set; no filtering, tagging or mobile apps Development is largely dormant	Development is slow and version 2 has been in progress a long time Interface is basic compared with newer readers
Self-hosted, Web application	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.