Kontact vs Nextcloud Deck

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

Not the right match-up?
FeatureKontactNextcloud Deck
CategoryGroupwareGroupware
LicenseGPL-2.0AGPL-3.0
LanguageC++JavaScript
Setup difficultyMediumEasy
Min. RAM512 MB512 MB
Deploymentbinary, sourcesource
GitHub stars★ 200★ 1,410
First released20042018
ReplacesMicrosoft OutlookTrello

Why pick each one

Choose Kontact if…

  • Released under the GPL-2.0 license
  • Written in C++
  • Lightweight — runs in 512 MB RAM
Kontact details

Choose Nextcloud Deck if…

  • Released under the AGPL-3.0 license
  • Easy to set up — beginner-friendly
  • Active community (1.4k GitHub stars)
  • Written in JavaScript
Nextcloud Deck details

Frequently asked questions

Is Kontact or Nextcloud Deck better?

Nextcloud Deck is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider Kontact if its specific feature set fits your needs better.

Are Kontact and Nextcloud Deck free and open-source?

Yes. Kontact is licensed under GPL-2.0 and Nextcloud Deck under AGPL-3.0. Both can be self-hosted at no software cost.

Can I run Kontact and Nextcloud Deck with Docker?

Kontact: check the project docs for container support. Nextcloud Deck: check the project docs for container support.

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