Open Policy Agent vs Zentral

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

Not the right match-up?
FeatureOpen Policy AgentZentral
CategoryIdentity & SSOIdentity & SSO
LicenseApache-2.0Apache-2.0
LanguageGoPython
Setup difficultyMediumHard
Min. RAM256 MB2,048 MB
Deploymentdocker, kubernetes, binarydocker
GitHub stars★ 12,086★ 875
First released20162016
ReplacesAWS IAM policiesJamf, Kandji

Why pick each one

Choose Open Policy Agent if…

  • Released under the Apache-2.0 license
  • First-class Docker support for quick deployment
  • Kubernetes-ready with Helm charts available
  • Mature project with 12.1k GitHub stars
Open Policy Agent details

Choose Zentral if…

  • Released under the Apache-2.0 license
  • First-class Docker support for quick deployment
  • Written in Python
Zentral details

Frequently asked questions

Is Open Policy Agent or Zentral better?

Open Policy Agent is the stronger all-round pick: it has both the larger community and the simpler medium setup. Consider Zentral if its specific feature set fits your needs better.

Are Open Policy Agent and Zentral free and open-source?

Yes. Open Policy Agent is licensed under Apache-2.0 and Zentral under Apache-2.0. Both can be self-hosted at no software cost.

Can I run Open Policy Agent and Zentral with Docker?

Open Policy Agent: yes. Zentral: yes.

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