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KrISS feed vs selfoss: catalog facts
KrISS feed	selfoss
Free Free to use, released into the public domain under CC0.	Free Free and open source under the GPL. Hosting is separate.
Self-hosted	Web, Self-hosted
Installs as a single PHP file No database required	Spout plugins pull in sources that are not plain RSS Small PHP and SQLite install that runs on shared hosting
Basic interface compared with larger feed readers No formal releases, only the repository	Development is slow and version 2 has been in progress a long time Interface is basic compared with newer readers
Self-hosted	Self-hosted, Web application
Closed source	Open source
License: CC0-1.0	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 2, 2026	Official website Full listing and sources Checked September 22, 2026

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