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Mitra vs Pleroma: catalog facts
Mitra	Pleroma
Free Free to download and run on your own server.	Free Free and open source under the AGPL. Hosting is separate.
Web, Self-hosted	Web, Self-hosted
Federates with the wider fediverse via ActivityPub Written in Rust with frequent releases	Runs comfortably on hardware far smaller than Mastodon needs Mastodon-compatible API, so existing apps work
You need to host and maintain the server yourself Smaller community than larger fediverse servers	Smaller contributor base and slower release cadence Moderation tooling is less developed than Mastodon's
Self-hosted	Self-hosted, Web application
Open source	Open source
License not stated	License: AGPL-3.0
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 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.