Casdoor vs SimpleSAMLphp

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?
FeatureCasdoorSimpleSAMLphp
CategoryIdentity & SSOIdentity & SSO
LicenseApache-2.0LGPL-2.1
LanguageGoPHP
Setup difficultyMediumMedium
Min. RAM256 MB256 MB
Deploymentdocker, kubernetes, binarybare-metal, source, docker
GitHub stars★ 14,139★ 1,139
First released20212007
ReplacesAuth0, OktaOkta, PingFederate

Why pick each one

Choose Casdoor if…

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

Choose SimpleSAMLphp if…

  • Proven and widely deployed
  • Flexible modules
SimpleSAMLphp details

Frequently asked questions

Is Casdoor or SimpleSAMLphp 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 SimpleSAMLphp free and open-source?

Yes. Casdoor is licensed under Apache-2.0 and SimpleSAMLphp under LGPL-2.1. Both can be self-hosted at no software cost.

Can I run Casdoor and SimpleSAMLphp with Docker?

Casdoor: yes. SimpleSAMLphp: yes.

Related comparisons