Vendor Profile

Keycloak

Keycloak is an open-source identity and access management platform maintained by Red Hat. It provides SSO, identity brokering, user federation, social login, and fine-grained authorization services. Keycloak supports SAML 2.0, OpenID Connect, and OAuth 2.0 standards, and can federate with existing LDAP and Active Directory directories. It is widely adopted by organizations that want full control over their identity infrastructure without commercial licensing costs.

Last updated

Founded
2014
Pricing
Free (open source) / Red Hat SSO for enterprise support
Verify with vendor
Deployment
Open SourceSelf-Hosted
Open Source IAM

Key Features

+Single sign-on with SAML 2.0 and OpenID Connect
+Identity brokering and social login integration
+User federation with LDAP and Active Directory
+Fine-grained authorization services (RBAC, ABAC)
+Admin console and account management portal
+Multi-factor authentication with OTP and WebAuthn
+Custom authentication flows and SPI extensions
+Client adapters for Java, JavaScript, Node.js, and more

Pros & Cons

Pros

  • +Completely free — no licensing costs regardless of user count
  • +Full source code access enables deep customization
  • +Self-hosted deployment gives complete data sovereignty
  • +Red Hat backing provides commercial support option (Red Hat SSO)
  • +Active community with extensive documentation and extensions

Cons

  • Requires significant engineering effort to deploy, scale, and maintain
  • No managed cloud service — you own all infrastructure operations
  • Pre-built SaaS application integrations far fewer than commercial platforms
  • User experience and admin UI less polished than Okta or Entra ID
  • High-availability and disaster recovery require complex infrastructure engineering

Best For

Organizations with engineering expertise that want full control over their identity platform, avoid vendor lock-in, and eliminate IAM licensing costs

Community & Practitioner Evidence

Open Source Activity

GitHub
Stars
24.2k
Forks
7.1k
Contributors
1.2k
Open Issues
2.8k
Last Push
Feb 2026

Community Sources

Q&A Threads
  • Keycloak questions on Stack Overflow[Stack Overflow]

User Reviews

No reviews yet. Be the first to share your experience!

Sources & References

  1. Keycloak — Official Website & Documentation[Vendor]
  2. Keycloak Reviews on G2[User Reviews]
  3. Keycloak Reviews on TrustRadius[User Reviews]
  4. Keycloak Reviews on PeerSpot[User Reviews]
  5. keycloak/keycloak — GitHub Repository[Open Source Project]
  6. Keycloak questions on Stack Overflow[Technical Q&A]

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