Compare software

Stringer vs RSSMonster: catalog facts
Stringer	RSSMonster
Free Free and open source under the MIT licence. Hosting is separate.	Free Free to self-host with published source code.
Web, Self-hosted	Web, Self-hosted
No social features, recommendations or analytics by design Simple Rails application that deploys to a small server easily	Familiar three-pane reading layout Smart folders and search
Minimal feature set; no filtering, tagging or mobile apps Development is largely dormant	Requires running your own server and database Smaller community than older self-hosted readers
Self-hosted, Web application	Self-hosted
Open source	Open source
License: MIT	License not stated
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 1, 2026

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