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Hubzilla vs Mastodon: catalog facts
Hubzilla	Mastodon
Free Free open-source software you host yourself.	Free Free and open source under the AGPL. Hosting is separate.
Web, Self-hosted	Android, Web, Self-hosted
Nomadic identity with clones and backups Built-in files, photos, calendar, webpages and wikis	Chronological timelines with no engagement ranking Federated, so moving servers does not mean losing your network
Many features make it more complex than simple microblogging servers Requires running your own web 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
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.