Monocles Chat vs Synapse

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

Not the right match-up?
FeatureMonocles ChatSynapse
CategoryMatrix & XMPPMatrix & XMPP
LicenseGPL-3.0AGPL-3.0
LanguageJavaPython
Setup difficultyEasyHard
Min. RAM128 MB1,024 MB
Deploymentsourcedocker, bare-metal
GitHub stars★ 100★ 4,503
First released20212014
ReplacesWhatsApp, SignalSlack, Discord, WhatsApp

Why pick each one

Choose Monocles Chat if…

  • Released under the GPL-3.0 license
  • Easy to set up — beginner-friendly
  • Written in Java
  • Tiny footprint — runs in 128 MB RAM
Monocles Chat details

Choose Synapse if…

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

Frequently asked questions

Is Monocles Chat or Synapse better?

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

Are Monocles Chat and Synapse free and open-source?

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

Can I run Monocles Chat and Synapse with Docker?

Monocles Chat: check the project docs for container support. Synapse: yes.

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