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Betula vs Shaarli: catalog facts
Betula	Shaarli
Free Free and open source under the AGPL-3.0 license.	Free Free software at no cost.
Web, Self-hosted	Web, Self-hosted
One binary and one SQLite file Fediverse following, likes and reposts	No database to set up Lightweight and quick to run
Single user per instance Fediverse features need a public domain and HTTPS setup	Single user only Minimal feature set compared with archiving bookmark managers
Self-hosted	Self-hosted
Open source	Open source
License: AGPL-3.0	License: Zlib
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 October 2, 2026

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