Keycloak is an open-source Identity and Access Management solution aimed at modern applications and services.
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Best Apache Shiro Alternatives ranked by AI · updated May 2025
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Apache Shiro is a powerful and easy-to-use Java security framework that performs authentication, authorization, cryptography, and session management.
Price: Free
Top 4 Apache Shiro alternatives
Apache Fortress is a robust, modular security system that provides role-based access controls for enterprise applications. It offers fine-grained access control features...
Spring Security is a powerful and highly customizable authentication and access-control framework for Java applications.
4
Auth0 provides a comprehensive platform for authentication and authorization.
Pros
- Customizable authentication flows
- Scalability
- Advanced security features
Cons
- Complex setup for some use cases
- Higher learning curve
Free tier available. Paid plans start at $23/month.
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