Real-Time Chat Application

This is a web-based real-time chat application that allows users to join chat rooms and exchange messages in real-time. The application is built using HTML, CSS, JavaScript, and Node.js with Socket.IO for real-time communication.

Features

• User authentication with username
• Create and join chat rooms
• Real-time messaging
• Display usernames and timestamps for messages
• List of available chat rooms
• Responsive design for different screen sizes
• Notifications for new messages and user actions (join/leave)

Requirements

• Node.js
• npm (Node Package Manager)

Install dependencies

npm install

Run the server

node server.js

By default, the application will run on http://localhost:3000. You can change the hostname and port in the server.js file if needed.

Usage

1. Open your web browser and navigate to http://localhost:3000.
2. Enter your username and click "Join Chat".
3. Enter a room name and click "Create Room" to create a new room, or select an existing room from the list to join.
4. Start sending messages in real-time.

Project Structure

• server.js: The main server file that sets up the Node.js server and Socket.IO.
• public/index.html: The HTML file for the chat application's user interface.
• public/style.css: The CSS file for styling the chat application's user interface.
• public/script.js: The JavaScript file for handling user interactions and real-time messaging.

Technologies Used

• HTML
• CSS
• JavaScript
• Node.js
• Express.js
• Socket.IO