Compare software

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

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