Synapse vs Syphon

A side-by-side comparison of two self-hosted matrix & xmpp options — licensing, setup difficulty, resource needs, and what each one replaces.

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FeatureSynapseSyphon
CategoryMatrix & XMPPMatrix & XMPP
LicenseAGPL-3.0AGPL-3.0
LanguagePythonDart
Setup difficultyHardEasy
Min. RAM1,024 MB256 MB
Deploymentdocker, bare-metalbinary, source
GitHub stars★ 4,503★ 1,061
First released20142020
ReplacesSlack, Discord, WhatsAppWhatsApp, Discord

Why pick each one

Choose Synapse if…

  • Open federated protocol
  • Strong encryption
  • Bridges to other chats
Synapse details

Choose Syphon if…

  • Released under the AGPL-3.0 license
  • Easy to set up — beginner-friendly
  • Active community (1.1k GitHub stars)
  • Written in Dart
Syphon details

Frequently asked questions

Is Synapse or Syphon better?

Neither is universally better. Synapse has the larger community, while Syphon is simpler to set up (easy difficulty). Choose based on the comparison table above and your own setup.

Are Synapse and Syphon free and open-source?

Yes. Synapse is licensed under AGPL-3.0 and Syphon under AGPL-3.0. Both can be self-hosted at no software cost.

Can I run Synapse and Syphon with Docker?

Synapse: yes. Syphon: check the project docs for container support.

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