Ferdium vs Zammad

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

Not the right match-up?
FeatureFerdiumZammad
CategoryChat & CommunicationChat & Communication
LicenseApache-2.0AGPL-3.0
LanguageTypeScriptRuby
Setup difficultyEasyMedium
Min. RAM512 MB4,096 MB
Deploymentdocker, binary, sourcedocker, bare-metal, source
GitHub stars★ 4,478★ 5,834
First released20212016
ReplacesRambox, StationZendesk, Freshdesk

Why pick each one

Choose Ferdium if…

  • Released under the Apache-2.0 license
  • Easy to set up — beginner-friendly
  • First-class Docker support for quick deployment
  • Active community (4.5k GitHub stars)
Ferdium details

Choose Zammad if…

  • Mature support workflow
  • Good integrations
Zammad details

Frequently asked questions

Is Ferdium or Zammad better?

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

Are Ferdium and Zammad free and open-source?

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

Can I run Ferdium and Zammad with Docker?

Ferdium: yes. Zammad: yes.

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