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SAMA vs Tinode: catalog facts
SAMA	Tinode
Free Free and open source under the GPL-3.0 licence.	Free Free and open source to self-host; Tinode also offers hosting.
Web, Self-hosted	Android, iOS, Web, Self-hosted
Server, web client and Flutter client are all open source End-to-end encryption and clustering included	Self-hostable server written in Go that can run in a cluster Extensible with auth schemes, database backends, bots and plugins
Uses its own protocol, so it does not interoperate with XMPP or Matrix Small project with a limited community	Running your own server takes setup and maintenance Smaller user base than mainstream messengers
Web application, Self-hosted	Downloadable app, Self-hosted, Hosted service
Open source	Open source
License: GPL-3.0	License: Apache-2.0 (clients)
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 24, 2026

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