Mattermost vs Nheko

A side-by-side comparison of two self-hosted apps from related categories — licensing, setup difficulty, resource needs, and what each one replaces.

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FeatureMattermostNheko
CategoryTeam ChatMatrix & XMPP
LicenseAGPL-3.0GPL-3.0
LanguageTypeScriptC++
Setup difficultyMediumEasy
Min. RAM2,048 MB256 MB
Deploymentdocker, bare-metal, kubernetesbinary, source
GitHub stars★ 38,708★ 2,472
First released20162017
ReplacesSlack, Microsoft TeamsSlack, Discord

Why pick each one

Choose Mattermost if…

  • Great for technical teams
  • Strong security posture
  • Good integrations
Mattermost details

Choose Nheko if…

  • Released under the GPL-3.0 license
  • Easy to set up — beginner-friendly
  • Active community (2.5k GitHub stars)
  • Written in C++
Nheko details

Frequently asked questions

Is Mattermost or Nheko better?

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

Are Mattermost and Nheko free and open-source?

Yes. Mattermost is licensed under AGPL-3.0 and Nheko under GPL-3.0. Both can be self-hosted at no software cost.

Can I run Mattermost and Nheko with Docker?

Mattermost: yes. Nheko: check the project docs for container support.

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