Real-Time Collaborative Text Editor

A real-time collaborative text editor that allows multiple users to edit documents simultaneously. The application features rich text editing capabilities, user authentication, and real-time collaboration with cursor tracking.

Features

• Real-time collaborative editing
• Rich text formatting (bold, italic, underline, text color)
• Document version history
• User authentication and authorization
• Document sharing and access control
• Real-time cursor tracking for multiple users
• Document list management
• Responsive Material UI design

Technologies Used

Frontend

• React with TypeScript
• Vite for build tooling
• Material UI (MUI) for components and styling
• Slate.js for rich text editing
• Socket.io-client for real-time communication
• React Router for navigation
• Axios for HTTP requests

Backend

• Node.js with Express
• TypeScript
• MongoDB for database
• Socket.io for WebSocket communication
• JWT for authentication
• Express middleware for request handling
• Mongoose for MongoDB object modeling

Development Tools

• Git for version control
• npm for package management
• nodemon for development server
• TypeScript compiler
• ESLint for code linting

🌟 Key Features

• Real-time Collaboration: Multiple users can edit the same document simultaneously
• Conflict-Free Resolution: Uses CRDT (Conflict-free Replicated Data Type) for seamless concurrent editing
• Rich Text Editing: Full support for formatting, styles, and text decorations
• User Authentication: Secure access with JWT and OAuth (Google/GitHub) integration
• Automatic Saving: Never lose your work with automatic document persistence
• Responsive Design: Beautiful, modern UI that works on all devices

🛠️ Tech Stack

Frontend

• React with TypeScript for robust UI development
• Slate.js for rich text editing capabilities
• Socket.IO client for real-time communication
• TailwindCSS for modern, responsive styling
• Zustand for efficient state management

Backend

• Node.js & Express for API server
• Socket.IO for WebSocket connections
• MongoDB for document storage
• Redis for session management and caching
• JWT for secure authentication

DevOps

• Docker for containerization
• GitHub Actions for CI/CD
• AWS/Heroku for deployment

🏗️ System Architecture

The system is built on a modern stack with emphasis on:

• Real-time data synchronization using WebSockets
• CRDT implementation for conflict resolution
• Microservices architecture for scalability
• Caching layer for performance optimization
• Secure user authentication and authorization