Citizens vs Unciv

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

Not the right match-up?
FeatureCitizensUnciv
CategoryGame ServersGame Servers
LicenseISCMPL-2.0
LanguageJavaKotlin
Setup difficultyMediumEasy
Min. RAM256 MB512 MB
Deploymentbare-metalbare-metal, binary, docker
GitHub stars★ 722★ 11,071
First released20112018
Replacescommercial NPC pluginsCivilization V

Why pick each one

Choose Citizens if…

  • Released under the ISC license
  • Written in Java
  • Tiny footprint — runs in 256 MB RAM
Citizens details

Choose Unciv if…

  • Released under the MPL-2.0 license
  • Easy to set up — beginner-friendly
  • First-class Docker support for quick deployment
  • Mature project with 11.1k GitHub stars
Unciv details

Frequently asked questions

Is Citizens or Unciv better?

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

Are Citizens and Unciv free and open-source?

Yes. Citizens is licensed under ISC and Unciv under MPL-2.0. Both can be self-hosted at no software cost.

Can I run Citizens and Unciv with Docker?

Citizens: check the project docs for container support. Unciv: yes.

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