Compare software

PleromaYarn.social
Free

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

 Free

The site describes the ecosystem and its components as free and open source.

Web, Self-hosted Web, Self-hosted, Command line
  • Runs comfortably on hardware far smaller than Mastodon needs
  • Mastodon-compatible API, so existing apps work
  • Feeds are plain text files that users can host
  • Offers web, desktop, and terminal clients
  • Smaller contributor base and slower release cadence
  • Moderation tooling is less developed than Mastodon's
  • Posting requires choosing and configuring a backend
Self-hosted, Web application Downloadable app, Web application, Self-hosted
Open source Open source
License: AGPL-3.0 License: AGPL-3.0
Not stated if an account is needed No account needed
Not stated if it works offline Works offline

Checked September 22, 2026

Checked October 8, 2026

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