Top 10 Java Oidc Projects

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1. Keycloak

   1 281 34,763 10.0 Java

   Open Source Identity and Access Management For Modern Applications and Services

   

   Project mention: Secure Your Frontend Application (SPA) Login with OAuth 2.1 PKCE | dev.to | 2026-03-28

   If your frontend application (SPA) is using Keycloak, Laravel Passport, or any OAuth-based solution—and you have not yet implemented the PKCE flow for login—you should do it as soon as possible. This is essential to make your application more secure against attackers.

2. SaaSHub

   www.saashub.com featured

   SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives

   

3. uaa

   2 3 1,630 9.8 Java

   CloudFoundry User Account and Authentication (UAA) Server

   

4. OpenAM

   3 2 873 8.7 Java

   OpenAM is an open-source access management solution for identity authentication, authorization, and federation. It provides single sign-on, adaptive authentication, and centralized policy control, enabling secure access to web, mobile, and cloud applications

   

   Project mention: How to Protect Model Context Protocol (MCP) Servers with OpenAM and OpenIG | dev.to | 2025-12-02

   In this article, we will deploy a simple MCP server developed based on Spring AI and close it with the OpenIG authorization gateway. The OpenAM authentication service will be responsible for authentication.

5. product-is

   4 2 857 9.9 Java

   Welcome to the WSO2 Identity Server source code! For info on working with the WSO2 Identity Server repository and contributing code, click the link below.

   

   Project mention: The IaaS that saves money with no compromises! | dev.to | 2025-11-14

   Identity Server Source Code -> https://github.com/wso2/product-is

6. keycloak-extensions-demo

   5 1 426 9.0 Java

   Demos, examples and playground for Keycloak extensions, providers, SPI implementations, etc.

   

7. okta-spring-boot-react-crud-example

   6 1 301 4.2 Java

   Simple CRUD with React and Spring Boot 3

   

8. spring-oauth-server

   7 1 88 1.8 Java

   Authorization Server and OpenID Provider on Spring Framework

   

9. auth0-full-stack-java-example

   8 1 32 0.0 Java

   🔥 Full Stack Java Example

   

10. auth0-spring-boot-angular-crud-example

    9 2 31 8.4 Java

    Angular and Spring Boot CRUD Example

    

11. spring-resource-server

    10 1 14 1.7 Java

    Resource Server on Spring Framework

    

Java Oidc related posts

• Secure Your Frontend Application (SPA) Login with OAuth 2.1 PKCE

  1 project | dev.to | 28 Mar 2026

• IAM Development Lab in Keycloak

  3 projects | dev.to | 20 Mar 2026

• Deploying Keycloak on Kubernetes Using Helm Charts and Operators

  1 project | dev.to | 11 Mar 2026

• Securing MCP Servers: A Practical Guide with Keycloak (using create-mcp-server)

  3 projects | dev.to | 3 Mar 2026

• Solving Keycloak Internal vs External Access in Kubernetes with hostname-backchannel-dynamic

  1 project | dev.to | 17 Feb 2026

• Show HN: Auth0 open-source alternative with self-hosting

  4 projects | news.ycombinator.com | 13 Nov 2025

• OAuth 2.0 authorization in PostgreSQL using Keycloak as an example

  2 projects | dev.to | 10 Nov 2025
• A note from our sponsor - SaaSHub
  www.saashub.com | 6 Jun 2026

  SaaSHub helps you find the best software and product alternatives Learn more →

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