Auth-X: Complete MERN Authentication System

Overview

Auth-X is a full-stack authentication system built with the MERN stack. It provides a boilerplate for secure user authentication and account management, including registration, login, email verification, and password reset flows.

What Users Can Do

• Register & Verify Email: Create a new account and verify it via email.
• Secure Login: Access the platform using JWT-secured authentication.
• Reset Password: Request a password reset link and update password securely.
• Access Protected Routes: Only logged-in users can access the dashboard or other secure pages.
• Receive Alerts: Get real-time notifications for successful actions, errors, or validations.
• Navigate Easily: Smooth navigation with React Router between pages.

Why I Built This

I built Auth-X to solve common authentication challenges when building web apps:

• Most authentication setups are repetitive and boilerplate-heavy.
• Secure handling of passwords, JWT tokens, and email verification can be tricky.
• Frontend and backend integration for authentication often causes errors.
• I wanted a ready-to-use MERN stack authentication system that is secure, modular, and easy to integrate in future projects.
• To practice building full-stack applications with proper security and modern UI components.

Tech Stack

Backend

• Node.js – Server-side runtime for building scalable backend services.
• Express.js – Web framework for handling routes and middleware.
• MongoDB (Mongoose) – NoSQL database for storing user data.
• JWT (jsonwebtoken) – Token-based authentication for secure routes.
• Bcrypt.js – Password hashing for security.
• Nodemailer – Sending verification and reset emails.
• dotenv – Environment-based configuration.

Frontend

• React.js – Frontend library for building interactive user interfaces.
• Axios – For making HTTP requests to the backend.
• React Router DOM – Client-side routing.
• Tailwind CSS – Utility-first CSS for modern design.
• Shad CN UI – Prebuilt components for a sleek UI.
• react-hot-toast – Alert notifications for user actions.