Casbin vs WSO2 Identity Server

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?
FeatureCasbinWSO2 Identity Server
CategoryIdentity & SSOIdentity & SSO
LicenseApache-2.0Apache-2.0
LanguageGoJava
Setup difficultyMediumHard
Min. RAM128 MB4,096 MB
Deploymentsourcedocker, kubernetes, bare-metal
GitHub stars★ 20,311★ 870
First released20172007
ReplacesAuth0 RBACOkta, ForgeRock

Why pick each one

Choose Casbin if…

  • Released under the Apache-2.0 license
  • Mature project with 20.3k GitHub stars
  • Written in Go
  • Tiny footprint — runs in 128 MB RAM
Casbin details

Choose WSO2 Identity Server if…

  • Enterprise feature set
  • Strong standards coverage
WSO2 Identity Server details

Frequently asked questions

Is Casbin or WSO2 Identity Server better?

Casbin is the stronger all-round pick: it has both the larger community and the simpler medium setup. Consider WSO2 Identity Server if its specific feature set fits your needs better.

Are Casbin and WSO2 Identity Server free and open-source?

Yes. Casbin is licensed under Apache-2.0 and WSO2 Identity Server under Apache-2.0. Both can be self-hosted at no software cost.

Can I run Casbin and WSO2 Identity Server with Docker?

Casbin: check the project docs for container support. WSO2 Identity Server: yes.

Related comparisons