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Head-to-head · OAuth Server Software

Keycloak vs Casdoor

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score Keycloak #1 in OAuth Server Software 9.4/10 Open source ✓ 0 of 5 features Visit Keycloak
Casdoor #8 in OAuth Server Software 8.6/10 Free plan Free plan✓ 5 of 5 features Visit Casdoor

Keycloak leads on 0 checks, Casdoor on 0, and 6 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreKeycloak · 9.4/10
  • Free planonly Casdoor
  • Most featuresCasdoor · 5 of 5

Keycloak scores higher on our rubric for oauth server software: 9.4 against 8.6 out of 10; our editors rank them #1 and #8.

Keycloak is the better fit for broad self-hosted identity deployments. Casdoor is the better fit for free self-hosted OAuth deployments.

  • Keycloak fits best

    Broad self-hosted identity deployments

  • Casdoor fits best

    Free self-hosted OAuth deployments

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Keycloak 9.4/10 Visit ↗ Casdoor 8.6/10 Visit ↗
At a glance
Editor score 9.4 8.6
Ranking #1 in OAuth Server Software #8 in OAuth Server Software
Best for Broad self-hosted identity deployments Free self-hosted OAuth deployments
Pricing model Free Free
Starting price Open source Free plan
Free plan Not checked yet ✓ (best)
Free trial — —
Deployment Cloud, Desktop, Self-hosted Self-hosted
Platforms Web, Windows, Linux Web, Windows, macOS, Linux
Integrations 10 integrations 100+ integrations
Features Keycloak 0/5 · Casdoor 5/5
OpenID Connect Not checked yet ✓ (best)
SAML support Not checked yet ✓ (best)
Self-hosting Not checked yet ✓ (best)
Token introspection Not checked yet ✓ (best)
Machine-to-machine auth Not checked yet ✓ (best)
Specs
Deployment model Not checked yet Self_hosted
Our review
Pros
  • Supports OpenID Connect, OAuth 2.0, and SAML 2.0
  • Combines SSO, federation, MFA, and fine-grained authorization
  • Runs with VMs, containers, Kubernetes, and OpenShift
  • OAuth 2.0, OpenID Connect, SAML, LDAP, and SCIM support
  • Includes token introspection, machine-to-machine auth, MFA, and WebAuthn
  • REST API, SDK integration, policies, and application management
Cons
  • Organizations must deploy and manage the server themselves
  • SCIM support is preview functionality
  • SCIM is disabled by default
  • Self-hosted deployment requires an organization-managed environment
  • Its listed integrations are narrower than its protocol coverage
  • The broad identity feature set may exceed simple OAuth-only needs
Our verdict

Keycloak is an open-source identity and access management server for web applications, REST services, and other applications. It suits organizations that want to operate their own authentication layer across multiple services and…

Read the review →

Casdoor is an open-source identity and access management platform for organizations building web applications, APIs, and AI-agent workflows. It provides OAuth 2.0 authorization and token issuance, OpenID Connect authentication, SAML 2.0…

Read the review →
  1. KeycloakOAuth Server Software 9.4Open source
  2. CasdoorOAuth Server Software 8.6Free plan

Strengths and trade-offs

  • Keycloak — where it wins

    • Supports OpenID Connect, OAuth 2.0, and SAML 2.0
    • Combines SSO, federation, MFA, and fine-grained authorization
    • Runs with VMs, containers, Kubernetes, and OpenShift

    Where it doesn't

    • Organizations must deploy and manage the server themselves
    • SCIM support is preview functionality
    • SCIM is disabled by default

  • Casdoor — where it wins

    • OAuth 2.0, OpenID Connect, SAML, LDAP, and SCIM support
    • Includes token introspection, machine-to-machine auth, MFA, and WebAuthn
    • REST API, SDK integration, policies, and application management

    Where it doesn't

    • Self-hosted deployment requires an organization-managed environment
    • Its listed integrations are narrower than its protocol coverage
    • The broad identity feature set may exceed simple OAuth-only needs

More comparisons

All OAuth server software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update