collabCode

A real-time collaborative code editor for interviews, pair programming, and teaching.

About • Features • Tech Stack • Installation • Usage • License

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About

A real-time collaborative code editor for writing, sharing, and running code together — built for interviews, pair programming, and remote teaching. Runs entirely in the browser, nothing to install.

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Key Features

Feature	Description
Real-Time Collaboration	Instant sync via WebSockets. Rooms shared in seconds, no account needed to join.
Code Editor	Syntax highlighting, auto-complete, multi-language support.
Integrated Execution	Run code and view live console output, including errors, in-editor.
Accounts & Dashboard	JWT auth with a dashboard to manage past rooms.
Performance	Vite + React frontend; Node.js, Express & Redis backend;

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Tech Stack

Layer	Technology
Frontend	React, TypeScript, Vite
Backend	Node.js, Express.js
Real-time	WebSocket
Database	MongoDB
Cache / Pub-Sub	Redis

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Installation & Setup

Prerequisites Bun installed, plus a running MongoDB and Redis instance (local or remote).

1. Clone the repository

git clone https://github.com/adarshraj077/collabCode.git
cd collabCode

2. Start the backend

cd backend
bun install
bun run dev

3. Start the frontend

cd frontend
bun install
bun run dev

Open the frontend URL in your browser and you're ready to go.

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Usage

. Share the room link with your collaborators . Code together in real time, and run it to see output instantly

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Contributing

Contributions and feature requests are welcome. Check the issues page or open a pull request.

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Built for developers.