ejabberd vs Construct

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?
FeatureejabberdConstruct
CategoryMatrix & XMPPMatrix & XMPP
LicenseGPL-2.0BSD-3-Clause
LanguageErlangC++
Setup difficultyHardHard
Min. RAM512 MB256 MB
Deploymentdocker, bare-metalbinary, source
GitHub stars★ 6,711★ 395
First released20022018
ReplacesSlack, WhatsAppSlack, Discord

Why pick each one

Choose ejabberd if…

  • Extremely scalable
  • Battle-tested
  • Standards-based
ejabberd details

Choose Construct if…

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

Frequently asked questions

Is ejabberd or Construct better?

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

Are ejabberd and Construct free and open-source?

Yes. ejabberd is licensed under GPL-2.0 and Construct under BSD-3-Clause. Both can be self-hosted at no software cost.

Can I run ejabberd and Construct with Docker?

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

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