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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
Visit KeycloakRead more
Details:
  • B2B


    Yes
  • B2C


    No
  • Open Source


    Yes
  • Self-hosted


    Yes
  • EU data residency


    Yes
View Repository
Keycloak screenshot
Favicon of Clerk

Clerk

Complete authentication & user management for modern apps
Visit ClerkRead more
Details:
  • B2B


    Yes
  • B2C


    Yes
  • Open Source


    No
  • Self-hosted


    No
  • EU data residency


    No
Clerk screenshot

Feature Comparison

Both tools offer comparable feature coverage, with Keycloak supporting 38 features and Clerk supporting 38. Consider your specific needs regarding authentication, enterprise auth, security, user management and extensibility when making your decision. Keycloak fully covers machine to machine (m2m) authentication, and both tools fully cover authentication and branding and more.

Passwordless Authentication
Keycloak
Clerk
Social Connections
Keycloak
Clerk
Passkeys
Keycloak
Clerk
Long Lived Sessions
Keycloak

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

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

Clerk
Session Management
Keycloak

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

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

Clerk
Multi-Language
Keycloak

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

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

Clerk
Device Login (CLI & TV)
Keycloak
Clerk

In beta, and support has to enable it.

In beta, and support has to enable it.

KeycloakClerk
Passwordless Authentication
Social Connections
Passkeys
Long Lived Sessions

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

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

Session Management

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

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

Multi-Language

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

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

Device Login (CLI & TV)

In beta, and support has to enable it.

In beta, and support has to enable it.

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
ComplianceKeycloakClerk
hipaa iconHIPAACompliant
soc2 iconSOC2Compliant

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Scalekit vs Clerk

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ZITADEL vs Clerk

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Wristband vs Clerk

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Stytch vs Clerk

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Kinde vs Clerk

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Discover

LatestOpen SourceSelf-hostedB2BB2CAll providers

AI & Agents

MCP AuthorizationAgent IdentitiesToken VaultAI Agent DetectionDevice LoginAll features

Data Residency

πŸ‡ͺπŸ‡ΊEuropean UnionπŸ‡ΊπŸ‡ΈUnited StatesπŸ‡¬πŸ‡§United KingdomπŸ‡¨πŸ‡­SwitzerlandπŸ‡¦πŸ‡ΊAustraliaAll regions

Compliance

SOC2GDPRISO 27001HIPAAPCI DSSAll compliance
Submit
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