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Friendica vs Smithereen: catalog facts
Friendica	Smithereen
Free Free and open source under the AGPL. Hosting is separate.	Free Free and released into the public domain under the Unlicense.
Web, Self-hosted	Self-hosted
Bridges several networks from one account, including RSS and email Groups, events and photo albums beyond simple microblogging	Friends, walls and groups instead of a microblog feed Federates with other ActivityPub servers
The interface is dated and dense Running it well requires PHP hosting and regular maintenance	You need to run and maintain your own server Smaller community than Mastodon or other major fediverse servers
Self-hosted, Web application	Self-hosted
Open source	Open source
License: AGPL-3.0	License: Unlicense
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 September 22, 2026	Official website Full listing and sources Checked September 24, 2026

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