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A Chrome extension that adds a whiteboard to LeetCode problem pages. Built with tldraw to help you draw, write, and visualize algorithms as you solve them.

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MiladSadeghi/leetcode-whiteboard

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✏️ LeetCode Whiteboard – Chrome Extension

Leetcode Whiteboard - a chrome extension that adds a whiteboard to leetcode pages. | Product Hunt

2025-04-04.11-10-44.mp4

A whiteboard overlay for LeetCode problem pages.
Draw, write, and visualize your algorithm ideas without leaving the tab.
Built with tldraw.


🚀 Features

  • 🖌️ Draw directly on LeetCode problems
  • ✍️ Supports freehand drawing, shapes, text, and more
  • 💾 Saves your whiteboard per problem
  • ⚡ Quick and lightweight

📦 Installation

You can download the latest pre-built version from the Releases section.

To install manually:

  1. Download the .zip from the latest release
  2. Unzip it
  3. Go to chrome://extensions/ in your browser
  4. Enable Developer mode
  5. Click Load unpacked and select the unzipped folder

🛠 For Developers

To build the extension from source:

pnpm install
pnpm build

The output will be in the dist/ folder. You can then load it into Chrome as an unpacked extension.

🙌 Contributing

Pull requests and suggestions are welcome! Feel free to open an issue or create a PR for features, improvements, or bugs.

📄 License

MIT License. See LICENSE for details.

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A Chrome extension that adds a whiteboard to LeetCode problem pages. Built with tldraw to help you draw, write, and visualize algorithms as you solve them.

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