T19-CollaborativeWhiteboard

🧑‍🤝‍🧑 T19 – Collaborative Whiteboard

A real-time collaborative whiteboard application that allows multiple users to draw, write, chat, and brainstorm together on a shared digital canvas with low latency, secure authentication, and role-based access control.

This project is designed for:

• 🎓 Online Education
• 💼 Remote Team Collaboration
• 💡 Virtual Brainstorming & Workshops

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🚀 Key Features

✅ Core Functional Features

• User Registration & Login
• Create & Join Whiteboard Sessions via Unique Code
• Real-time Multi-user Drawing
• Drawing Tools:
  • Pen
  • Eraser
  • Shapes
  • Text Boxes
  • Sticky Notes
• Real-time Chat inside Whiteboard Sessions
• Role-Based Access Control:
  • Owner
  • Editor
  • Viewer
• Save & Load Whiteboards
• Export Whiteboards as Image or PDF
• Admin Moderation & Analytics Dashboard

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✅ Non-Functional Features

• Low-Latency Updates (< 2 seconds)
• Scalable Architecture
• Secure Authentication using JWT
• Encrypted Session Communication
• Cross-Platform Support (Web & Mobile)
• Session Reconnection on Network Failure

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🛠️ Tech Stack

Frontend

• React (Vite)
• HTML, CSS, JavaScript
• Canvas API
• Socket.IO Client

Backend

• Node.js
• Express.js
• Socket.IO
• JWT Authentication

Database & Storage

• PostgreSQL / MySQL (for users & sessions)
• Local Storage / Cloud Storage (for exports)

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📂 Project Structure