Real-Time Chat Application
About This Project
A full-stack real-time chat application supporting private messaging, group chats, file sharing, and online status indicators. Built with Node.js and Socket.io for real-time communication, with MongoDB for data persistence.
Key Features
- Real-time private messaging
- Group chat rooms
- Online/offline status indicators
- Typing indicators
- File and image sharing
- Message history and search
- User authentication and profiles
- Push notifications
How It's Built
Design the Database
Create MongoDB schemas for Users, Messages, Conversations, and Groups. Use Mongoose for schema validation.
Build the Backend API
Create REST endpoints for authentication, conversations, and messages using Express.js. Implement JWT authentication.
Set Up Socket.io
Integrate Socket.io with the Express server. Create event handlers for joining rooms, sending messages, and typing indicators.
Build the Frontend
Create a React frontend with conversation list, chat window, and message input. Use Socket.io-client for real-time updates.
Implement File Sharing
Use Multer for file uploads. Store files in cloud storage (AWS S3 or Cloudinary). Display shared files in chat.
Add Notifications
Implement browser push notifications using the Web Push API. Show unread message counts.
Need Help With This Project?
Want to build a chat app for your business or final year project? Let's talk!