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HolloPleroma
Free

Free to self-host from the GitHub repository.

 Free

Free and open source under the AGPL. Hosting is separate.

Self-hosted Web, Self-hosted
  • Federates with Mastodon and the wider fediverse
  • Works with existing Mastodon client apps
  • Runs comfortably on hardware far smaller than Mastodon needs
  • Mastodon-compatible API, so existing apps work
  • Single-user only
  • You must run and maintain the server yourself
  • Smaller contributor base and slower release cadence
  • Moderation tooling is less developed than Mastodon's
Self-hosted Self-hosted, Web application
Closed source Open source
License not stated License: AGPL-3.0
Not stated if an account is needed Not stated if an account is needed
Needs internet Not stated if it works offline

Checked October 1, 2026

Checked September 22, 2026

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