Project Overview
LiveDocs is a collaborative document editing application inspired by Google Docs. Built with Next.js and Liveblocks, the project focuses on real-time collaboration, live presence, and scalable frontend architecture to demonstrate advanced skills in real-time web applications.
Technical Stack
Frontend Framework
Next.js with TypeScript
Styling
Tailwind CSS with ShadCN UI components
Real-Time Engine
Liveblocks for live collaboration and presence
Text Editor
Lexical Editor for rich-text editing
Authentication
GitHub authentication with NextAuth
Architecture
Reusable components and scalable code structure
Key Features
1. Real-Time Collaborative Text Editor
- Multiple users can edit the same document simultaneously with live updates
- Real-time cursor presence and collaborator indicators
- Low-latency syncing powered by Liveblocks
2. Document Management & Sharing
- Create, delete, and manage documents with automatic persistence
- Share documents via email or link with view/edit permissions
- List and search documents owned or shared with the user
3. Comments, Notifications & Presence
- Inline and general comments with threaded discussions
- Real-time notifications for shares, comments, and collaborator activity
- Live presence indicators for active collaborators
Technical Challenges & Solutions
1. Real-Time Synchronization
Challenge:
Managing real-time document updates across multiple users while maintaining consistency and performance.
Solution:
Leveraged Liveblocks to handle state synchronization, presence management, and conflict resolution efficiently.
2. Scalable Editor Architecture
Challenge:
Designing a rich-text editor architecture that supports collaboration, comments, and future extensibility.
Solution:
- Used Lexical Editor for modular and extensible text editing
- Maintained clean separation of editor logic and UI components
- Ensured reusability across features
Key Learnings
Animation Optimization
- Real-time systems and collaborative architecture Handling presence, syncing, and concurrency Designing low-latency user experiences
React Best Practices
- Structuring scalable Next.js applications Writing reusable and maintainable components Strong TypeScript patterns
Modern Web Development
- Building production-ready collaborative tools Implementing authentication and permissions Designing responsive, accessible UIs
Impact & Results
- Successfully implemented real-time collaboration with multiple users
- Built a scalable and reusable frontend architecture
- Delivered a responsive experience across all devices
- Demonstrated strong real-time system understanding
Future Improvements
- Version history and document recovery
- Offline editing support
- Advanced permission roles
- Improved performance for large documents