A real-time chat application built using the MERN stack and Socket.IO that enables users to chat seamlessly in private and group conversations with secure authentication.
This web application allows multiple users to connect and chat in real-time.
It supports private chats, group rooms, and live message updates — all powered by WebSockets for instant communication.
Authentication is handled securely via JWT tokens, ensuring that each user has protected access to chat routes and features.
- 🔐 JWT Authentication — Secure login and session management
- 💬 Real-Time Messaging — Low-latency communication using Socket.IO
- 👥 Private & Group Chats — Users can message individuals or join group rooms
- 🧭 Protected Routes — Only authenticated users can access chats
- 🖥️ Responsive UI — Built with React Hooks and dynamic state management
- 💾 Persistent Chat Data — Messages and users stored in MongoDB
Frontend:
- React.js
- Context API / React Hooks
- Socket.IO Client
- Axios
- CSS / Tailwind (if used)
Backend:
- Node.js
- Express.js
- Socket.IO
- JWT Authentication
- MongoDB (Mongoose ORM)
Tools & Environment:
- Git & GitHub
- Visual Studio Code
- Postman
- npm / yarn
git clone https://github.com/kunwarbhattal/ChatApplication.git
cd ChatApplication