SHSelfHostIndex

Keystone vs Omeka S

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

Not the right match-up?
KE Keystone Headless CMS framework with a powerful GraphQL API VS OM Omeka S Web publication system for universities, galleries, libraries,
FeatureKeystoneOmeka S
CategoryContent Management SystemsContent Management Systems
LicenseMITAGPL-3.0-only
LanguageTypeScriptPHP
Setup difficultyMediumEasy
Min. RAM512 MB75 MB
Deploymentdocker, bare-metal, sourcebare-metal
GitHub stars★ 9,938★ 504
First released20132023
ReplacesContentful, Strapi—

Why pick each one

Choose Keystone if…

  • Strong TypeScript support
  • Flexible and extensible
Keystone details

Choose Omeka S if…

  • Released under the AGPL-3.0-only license
  • Easy to set up — beginner-friendly
  • Written in PHP
  • Tiny footprint — runs in 75 MB RAM
Omeka S details

Frequently asked questions

Is Keystone or Omeka S better?

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

Are Keystone and Omeka S free and open-source?

Yes. Keystone is licensed under MIT and Omeka S under AGPL-3.0-only. Both can be self-hosted at no software cost.

Can I run Keystone and Omeka S with Docker?

Keystone: yes. Omeka S: check the project docs for container support.

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