Construct 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?
FeatureConstructSynapse
CategoryMatrix & XMPPMatrix & XMPP
LicenseBSD-3-ClauseAGPL-3.0
LanguageC++Python
Setup difficultyHardHard
Min. RAM256 MB1,024 MB
Deploymentbinary, sourcedocker, bare-metal
GitHub stars★ 395★ 4,503
First released20182014
ReplacesSlack, DiscordSlack, Discord, WhatsApp

Why pick each one

Choose Construct if…

  • Released under the BSD-3-Clause license
  • Written in C++
  • Tiny footprint — runs in 256 MB RAM
Construct details

Choose Synapse if…

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

Frequently asked questions

Is Construct or Synapse better?

Neither is universally better. Synapse has the larger community; both share a hard setup difficulty, so the decision comes down to features and licensing.

Are Construct and Synapse free and open-source?

Yes. Construct is licensed under BSD-3-Clause and Synapse under AGPL-3.0. Both can be self-hosted at no software cost.

Can I run Construct and Synapse with Docker?

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

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