Keycloak is an open-source Identity and Access Management solution aimed at modern applications and services.
Free and open-source
Best Apache Fortress Alternatives ranked by AI · updated May 2025
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Apache Fortress is a robust, modular security system that provides role-based access controls for enterprise applications. It offers fine-grained access control features and integrates with various directory services.
Price: Free
🎯 directory.apache.org/fortress
Top 6 Apache Fortress alternatives
2
Apache Shiro is a powerful and easy-to-use Java security framework that performs authentication, authorization, cryptography, and session management. It offers a simple...
Pros
- Simplicity and ease of use
- Versatile security features
- Integration with Java applications
Cons
- Limited support for advanced security scenarios
- Documentation can be improved
Spring Security is a powerful and highly customizable authentication and access-control framework for Java applications.
Okta is an identity management service that helps companies manage and secure user authentication into modern applications.
Custom pricing based on requirements
FusionAuth is a complete identity and access management tool that provides authentication, authorization, and user management for any app.
Free for unlimited users, with paid support options
Portier is a user-friendly and secure self-hosted identity provider. It allows you to manage user authentication and authorization easily.
Free and open-source
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