Show HN: CodeCafé – A real-time collaborative code editor in the browser

Summary

CodeCafé: Code Together, Instantly. A hyper-collaborative, real-time development environment right in your browser. CodeCafé makes pair programming, teaching, and building web projects together as fluid and instant as sharing a thought. Try CodeCafé Live! Click here to watch the demo video! Why CodeCafé? We saw coding classes juggling tools built for essays, not engineers. Existing solutions felt clunky for the dynamic nature of real-time programming. CodeCafé was born from the need for a seamless, browser-based coding space designed from the ground up for true collaboration. Learn, teach, and build—together, instantly. Core Features Pixel-Perfect Live Preview: See your HTML, CSS, and JavaScript changes render instantly in an integrated Web View. What you code is what you see! See your HTML, CSS, and JavaScript changes render instantly in an integrated Web View. What you code is what you see! True Real-Time Collaboration: Powered by Operational Transformation, multiple users can type in the same files simultaneously, with conflicts resolved seamlessly. Powered by Operational Transformation, multiple users can type in the same files simultaneously, with conflicts resolved seamlessly. VS Code Feel: Enjoy a familiar, rich editing experience (via Monaco Editor) with syntax highlighting, smart suggestions, and error checking. Enjoy a familiar, rich editing experience (via Monaco Editor) with syntax highlighting, smart suggestions, and error checking. Zero Setup: Dive straight into coding. Everything runs in the browser. Tech Stack Frontend: React, TypeScript, Zustand (State Management), Tailwind CSS, Monaco Editor, Xterm.js (Integrated Terminal), Framer Motion, Axios, WebSocket Client React, TypeScript, Zustand (State Management), Tailwind CSS, Monaco Editor, Xterm.js (Integrated Terminal), Framer Motion, Axios, WebSocket Client Backend: Java Spring Boot, WebSocket API, Jackson (JSON Processing) Java Spring Boot, WebSocket API, Jackson (JSON Processing) Real-time Collabo...