Build a Real-time Collaborative Whiteboard in NextJS With Supabase & Stream Video

The article provides a detailed guide on creating a real-time collaborative whiteboard application with video and live presence features using NextJS, Supabase, and the Stream Video React SDK. The application facilitates simultaneous drawing by multiple users on a shared digital canvas while offering live video streaming for real-time communication. It includes setup instructions, prerequisites like JavaScript and React knowledge, and uses technologies such as NextJS for the frontend and backend, TypeScript for type safety, and Tailwind CSS for styling. Supabase is utilized for real-time APIs and passwordless authentication, while Stream Video SDK handles the video streaming functionality. The guide explains setting up Supabase, creating a project, and configuring the database and API keys. It also covers building the frontend and backend components, including user authentication with Supabase magic links, real-time drawing, and integrating video calls using Stream's tools. The tutorial emphasizes creating a scalable and interactive platform, encouraging further customization and enhancement of the application.