Synapse vs Zulip

A side-by-side comparison of two self-hosted apps from related categories — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
FeatureSynapseZulip
CategoryMatrix & XMPPTeam Chat
LicenseAGPL-3.0Apache-2.0
LanguagePythonPython
Setup difficultyHardMedium
Min. RAM1,024 MB2,048 MB
Deploymentdocker, bare-metaldocker, bare-metal
GitHub stars★ 4,503★ 25,619
First released20142015
ReplacesSlack, Discord, WhatsAppSlack, Microsoft Teams

Why pick each one

Choose Synapse if…

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

Choose Zulip if…

  • Excellent conversation organization
  • Strong async workflow
  • Fully open source
Zulip details

Frequently asked questions

Is Synapse or Zulip better?

Zulip is the stronger all-round pick: it has both the larger community and the simpler medium setup. Consider Synapse if its specific feature set fits your needs better.

Are Synapse and Zulip free and open-source?

Yes. Synapse is licensed under AGPL-3.0 and Zulip under Apache-2.0. Both can be self-hosted at no software cost.

Can I run Synapse and Zulip with Docker?

Synapse: yes. Zulip: yes.

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