Keycloak vs Clerk

Learn how Keycloak and Clerk differ in their key features like authentication, enterprise auth, security, user management and compliance, so you can decide which of these authentication providers is best for you.

Favicon of Keycloak

Keycloak

Secure apps with open source identity management
Details:
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Keycloak screenshot
vs
Favicon of Clerk

Clerk

Complete authentication & user management for modern apps
Details:
Clerk screenshot

Feature Comparison

Both tools offer comparable feature coverage, with Clerk supporting 31 features and Keycloak supporting 30. Consider your specific needs regarding authentication, enterprise auth, security, user management and extensibility when making your decision. Clerk fully covers extensibility, and both tools fully cover authentication and branding and more.

Keycloak
Clerk
Keycloak
Clerk
Keycloak

Session idle and max lifespans and offline sessions can be adjusted to keep sessions alive for longer periods

Clerk
Keycloak

Admins can view and revoke user and client sessions, sign out all sessions, and configure session lifespans in the admin console

Clerk
Keycloak

The UI is internationalized. Administrators can enable multiple languages and users can choose their language at login or in the account/admin consoles

Clerk

Compliance Comparison

Clerk offers broader coverage than Keycloak, supporting 2 certifications and regulatory frameworks compared to 0 for Keycloak. Since Keycloak is open source and does not include compliance certifications, you’ll need to manage compliance yourself.

hipaa iconHIPAACompliant
Keycloak
Clerk
soc2 iconSOC2Compliant
Keycloak
Clerk
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