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RSSMonster vs Tiny Tiny RSS: catalog facts
RSSMonster	Tiny Tiny RSS
Free Free to self-host with published source code.	Free Free and open source under the GPL. Hosting is separate.
Web, Self-hosted	Web, Self-hosted
Familiar three-pane reading layout Smart folders and search	Filtering and scoring rules that few other readers match API support means third-party mobile clients work against your own server
Requires running your own server and database Smaller community than older self-hosted readers	Official distribution is Docker-first and upstream is famously blunt about support Requires PHP and PostgreSQL or MySQL
Self-hosted	Self-hosted, Web application
Open source	Open source
License not stated	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 October 1, 2026	Official website Full listing and sources Checked September 22, 2026

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