Casdoor vs ZITADEL Login UI

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?
FeatureCasdoorZITADEL Login UI
CategoryIdentity & SSOIdentity & SSO
LicenseApache-2.0Apache-2.0
LanguageGoTypeScript
Setup difficultyMediumMedium
Min. RAM256 MB256 MB
Deploymentdocker, kubernetes, binarydocker, source
GitHub stars★ 14,139★ 113
First released20212023
ReplacesAuth0, OktaAuth0 Universal Login

Why pick each one

Choose Casdoor if…

  • Polished out-of-the-box UI
  • Broad protocol support
Casdoor details

Choose ZITADEL Login UI if…

  • Released under the Apache-2.0 license
  • First-class Docker support for quick deployment
  • Written in TypeScript
  • Tiny footprint — runs in 256 MB RAM
ZITADEL Login UI details

Frequently asked questions

Is Casdoor or ZITADEL Login UI better?

Neither is universally better. Casdoor has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.

Are Casdoor and ZITADEL Login UI free and open-source?

Yes. Casdoor is licensed under Apache-2.0 and ZITADEL Login UI under Apache-2.0. Both can be self-hosted at no software cost.

Can I run Casdoor and ZITADEL Login UI with Docker?

Casdoor: yes. ZITADEL Login UI: yes.

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