Omeka S

Strengths

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

Is Omeka S secure?

No known vulnerabilities affect Omeka S's latest release (v4.2.1). OSV.dev lists 9 past advisories for the project; none of them applies to this release. No known vulnerabilities is not proof of security: it means none have been publicly catalogued.

• Most recent fixed advisory CVE-2026-37710, published 2026-08-28 (47 days ago)

Source: OSV.dev, checked 2026-10-14. How this is measured.

Health badge

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.. image:: https://selfhostindex.com/badge/omeka-s.svg
   :alt: SelfHostIndex health score for Omeka S
   :target: https://selfhostindex.com/app/omeka-s/