Pac4j vs Keycloak

Developers should use Pac4j when building Java-based web applications that require robust, multi-protocol security without vendor lock-in, such as enterprise systems, SaaS platforms, or applications needing social login (e meets developers should use keycloak when building applications that require robust security, centralized user management, and compliance with industry standards, such as in enterprise environments, microservices architectures, or cloud-native applications. Here's our take.

Pac4j

Nice Pick

Developers should use Pac4j when building Java-based web applications that require robust, multi-protocol security without vendor lock-in, such as enterprise systems, SaaS platforms, or applications needing social login (e

Pros

• g
• Related to: java, spring-security

Cons

• Specific tradeoffs depend on your use case

Keycloak

Developers should use Keycloak when building applications that require robust security, centralized user management, and compliance with industry standards, such as in enterprise environments, microservices architectures, or cloud-native applications

Pros

• It is particularly valuable for scenarios needing SSO across multiple services, integrating with external identity providers (e
• Related to: oauth-2.0, openid-connect

Cons

• Specific tradeoffs depend on your use case

The Verdict

These tools serve different purposes. Pac4j is a library while Keycloak is a platform. We picked Pac4j based on overall popularity, but your choice depends on what you're building.

The Bottom Line

Pac4j wins

Based on overall popularity. Pac4j is more widely used, but Keycloak excels in its own space.