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Apache Struts vs Keycloak

Professional comparison and analysis to help you choose the right software solution for your needs.

Apache Struts icon
Apache Struts
Keycloak icon
Keycloak

Apache Struts vs Keycloak: The Verdict

⚡ Summary:

Apache Struts: Apache Struts is an open-source web application framework for developing Java EE web applications. It uses and extends the Java Servlet API to encourage developers to adopt a model-view-controller architecture.

Keycloak: Keycloak is an open source identity and access management solution. It handles authentication, authorization, and user federation and makes it easy to secure applications and services. Keycloak provides out-of-the-box support for popular protocols like OpenID Connect, OAuth 2.0, and SAML 2.0.

Both tools serve their respective audiences. Compare the features, pricing, and user ratings above to determine which best fits your needs.

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature Apache Struts Keycloak
Sugggest Score — —
Category Development Security & Privacy
Pricing Free Open Source

Product Overview

Apache Struts
Apache Struts

Description: Apache Struts is an open-source web application framework for developing Java EE web applications. It uses and extends the Java Servlet API to encourage developers to adopt a model-view-controller architecture.

Type: software

Pricing: Free

Keycloak
Keycloak

Description: Keycloak is an open source identity and access management solution. It handles authentication, authorization, and user federation and makes it easy to secure applications and services. Keycloak provides out-of-the-box support for popular protocols like OpenID Connect, OAuth 2.0, and SAML 2.0.

Type: software

Pricing: Open Source

Key Features Comparison

Apache Struts
Apache Struts Features
  • Model-View-Controller architecture
  • Custom tag libraries
  • Form validation
  • Internationalization
  • AJAX support
Keycloak
Keycloak Features
  • Single sign-on
  • Identity brokering and social login
  • User federation
  • Client adapters
  • Admin console

Pros & Cons Analysis

Apache Struts
Apache Struts

Pros

  • Promotes code reuse
  • Simplifies development
  • Large open source community
  • Integrates with other frameworks

Cons

  • Steep learning curve
  • Configuration can be complex
  • Vulnerable to security exploits
Keycloak
Keycloak

Pros

  • Open source
  • Easy integration
  • Flexible and customizable
  • Robust access management capabilities

Cons

  • Steep learning curve
  • Complex configuration
  • Limited native reporting capabilities

Pricing Comparison

Apache Struts
Apache Struts
  • Free
Keycloak
Keycloak
  • Open Source

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Learn More About Each Product

Apache Struts
Apache Struts
Reviews, pricing & alternatives →
Keycloak
Keycloak
Reviews, pricing & alternatives →

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