
* change lock label * feat: add unlock logic for single units on pointer up * feat: add unlock popup * fix: linting errors * style: padding tweaks * style: remove redundant line * feat: lock multiple units together * style: tweak color & position * feat: add highlight for locked elements * feat: select groups correctly after unlocking * test: update snapshots * fix: lasso from selecting locked elements * fix: should prevent selecting unlocked elements and setting locked id at the same time * fix: reset hit locked id immediately when appropriate * feat: capture locked units in delta * test: update locking test * feat: show lock highlight when locking (including undo/redo) * feat: make locked highlighting consistent * feat: show correct cursor type when moving over locked elements * fix history * remove `lockedUnits.singleUnits` * tweak button * do not render UnlockPopup if not locked element selected * tweak actions * refactor: simplify type * refactor: rename type * refactor: simplify hit element setting & checking * fix: prefer locked over link * rename to `activeLockedId` * refactor: getElementAtPosition takes an optional hitelments array * fix: avoid setting active locked id after resizing --------- Co-authored-by: dwelle <5153846+dwelle@users.noreply.github.com>

Excalidraw Editor | Blog | Documentation | Excalidraw+
An open source virtual hand-drawn style whiteboard.
Collaborative and end-to-end encrypted.
Features
The Excalidraw editor (npm package) supports:
- 💯 Free & open-source.
- 🎨 Infinite, canvas-based whiteboard.
- ✍️ Hand-drawn like style.
- 🌓 Dark mode.
- 🏗️ Customizable.
- 📷 Image support.
- 😀 Shape libraries support.
- 🌐 Localization (i18n) support.
- 🖼️ Export to PNG, SVG & clipboard.
- 💾 Open format - export drawings as an
.excalidraw
json file. - ⚒️ Wide range of tools - rectangle, circle, diamond, arrow, line, free-draw, eraser...
- ➡️ Arrow-binding & labeled arrows.
- 🔙 Undo / Redo.
- 🔍 Zoom and panning support.
Excalidraw.com
The app hosted at excalidraw.com is a minimal showcase of what you can build with Excalidraw. Its source code is part of this repository as well, and the app features:
- 📡 PWA support (works offline).
- 🤼 Real-time collaboration.
- 🔒 End-to-end encryption.
- 💾 Local-first support (autosaves to the browser).
- 🔗 Shareable links (export to a readonly link you can share with others).
We'll be adding these features as drop-in plugins for the npm package in the future.
Quick start
Note: following instructions are for installing the Excalidraw npm package when integrating Excalidraw into your own app. To run the repository locally for development, please refer to our Development Guide.
Use npm
or yarn
to install the package.
npm install react react-dom @excalidraw/excalidraw
# or
yarn add react react-dom @excalidraw/excalidraw
Check out our documentation for more details!
Contributing
- Missing something or found a bug? Report here.
- Want to contribute? Check out our contribution guide or let us know on Discord.
- Want to help with translations? See the translation guide.
Integrations
Who's integrating Excalidraw
Google Cloud • Meta • CodeSandbox • Obsidian Excalidraw • Replit • Slite • Notion • HackerRank • and many others
Sponsors & support
If you like the project, you can become a sponsor at Open Collective or use Excalidraw+.
Thank you for supporting Excalidraw
Last but not least, we're thankful to these companies for offering their services for free: