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Docker Registry UI vs Harbor: catalog facts
Docker Registry UIHarbor
Free

Free to use; the source is published on GitHub.

Free

Free and open source.

Web, Self-hosted Linux, Self-hosted
  • Browse repositories and tags in a browser
  • Manage a private registry without calling the API by hand
  • Built-in vulnerability scanning and content signing
  • Role-based access control with identity integration
  • Only useful if you run your own Docker registry
  • You host and maintain it yourself
  • Heavier to run than a plain registry
  • Needs Docker or Kubernetes to install
Self-hosted Self-hosted
Open source Open source
License not stated License not stated
Not stated if an account is needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Checked October 2, 2026

Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.