9659254fd6
* feat: move to canvas measureText * calcualte height with better heuristic * improve heuristic more * remove vertical offset as its not needed * lint * calculate width of individual char and ceil to calculate width and remove adjustment factor * push the word if equal to max width * update height when text overflows for vertical alignment top/bottom * remove the hack of updating height when line mismatch as its not needed * remove scroll height and calculate the height instead * remove unused code * fix * remove * use math.ceil for whole width instead of individual chars * fix tests * fix * fix * redraw text bounding box instead when font loaded to fix alignment as well * fix * fix * fix * Add a 0.05px extra only for firefox * Add spec * stop taking ceil and increase firefox editor width by 0.05px * Ad 0.05px in safari too * lint * lint * remove baseline from measureFontSizeFromWH * don't redraw on font load * lint * refactor name and signature
Excalidraw Editor | Blog | Documentation | Excalidraw+
An open source virtual hand-drawn style whiteboard.
Collaborative and end-to-end encrypted.
Create beautiful hand-drawn like diagrams, wireframes, or whatever you like.
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
.excalidrawjson 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
Install the Excalidraw npm package:
npm install react react-dom @excalidraw/excalidraw
or via yarn
yarn add react react-dom @excalidraw/excalidraw
Don't forget to check out our Documentation!
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:
