ejabberd vs Pantalaimon

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?
FeatureejabberdPantalaimon
CategoryMatrix & XMPPMatrix & XMPP
LicenseGPL-2.0Apache-2.0
LanguageErlangPython
Setup difficultyHardMedium
Min. RAM512 MB128 MB
Deploymentdocker, bare-metaldocker, binary, source
GitHub stars★ 6,711★ 331
First released20022019
ReplacesSlack, WhatsApp

Why pick each one

Choose ejabberd if…

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

Choose Pantalaimon if…

  • Released under the Apache-2.0 license
  • First-class Docker support for quick deployment
  • Written in Python
  • Tiny footprint — runs in 128 MB RAM
Pantalaimon details

Frequently asked questions

Is ejabberd or Pantalaimon better?

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

Are ejabberd and Pantalaimon free and open-source?

Yes. ejabberd is licensed under GPL-2.0 and Pantalaimon under Apache-2.0. Both can be self-hosted at no software cost.

Can I run ejabberd and Pantalaimon with Docker?

ejabberd: yes. Pantalaimon: yes.

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