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Mastodon vs snac: catalog facts
Mastodon	snac
Free Free and open source under the AGPL. Hosting is separate.	Free Free and open source.
Android, Web, Self-hosted	Linux, Self-hosted
Chronological timelines with no engagement ranking Federated, so moving servers does not mean losing your network	Very small footprint in portable C Actively maintained with frequent releases
Your experience depends heavily on which server you join Running a server has real moderation and maintenance cost	Minimal feature set compared with Mastodon Requires running your own server
Self-hosted, Web application	Self-hosted
Open source	Open source
License: AGPL-3.0	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Needs internet
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 23, 2026

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