OAuth2 Login Demo — Google & GitHub

This is a simple Spring Boot project demonstrating OAuth2 login with Google and GitHub providers.

✅ Perfect for learning
✅ Clean and minimal codebase
✅ Ready to showcase in your resume & GitHub profile 🚀

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Features

• 🔒 OAuth2 login with Google and GitHub
• 👤 Fetch and display user profile:
  • Name
  • Email
  • Profile Picture
  • Login Provider (Google/GitHub)
• 🚀 Automatic redirect to profile page after login
• ✅ Easy to extend (add more providers or custom flows)

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Tech Stack

• Java 17
• Spring Boot 3.x
• Spring Security
• Thymeleaf (for basic frontend templates)
• Maven

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Setup & Run

1. Clone the repo

git clone https://github.com/your-username/oauth2-demo.git
cd oauth2-demo

2. Configure OAuth apps

👉 Google

• Go to Google Developer Console.

• Create a new OAuth 2.0 Client ID.

• Set Authorized Redirect URI to:

http://localhost:8080/login/oauth2/code/google

👉 GitHub

• Go to GitHub Developer Settings.

• Create a new OAuth App.

• Set Authorization callback URL to:

http://localhost:8080/login/oauth2/code/github

3. Update application.yml

spring:
  security:
    oauth2:
      client:
        registration:
          google:
            client-id: YOUR_GOOGLE_CLIENT_ID
            client-secret: YOUR_GOOGLE_CLIENT_SECRET
          github:
            client-id: YOUR_GITHUB_CLIENT_ID
            client-secret: YOUR_GITHUB_CLIENT_SECRET

4. Run the app

./mvnw spring-boot:run
Visit: http://localhost:8080

Credit

• Telusko tutorials --> https://www.youtube.com/watch?v=xAaGxhDiGg8