Online Whiteboard

free painting: Supports free hand-painting with brush tools
shape tool: rectangle, circle, line, arrow
text tool: Click on canvas to add text
eraser: Erase canvas content
undo/redo: Support multi-step undo and redo
derived picture: download as PNG image
custom: Adjustable color, line thickness

Free online whiteboard tool based onFabric.js Open source component building, all operations are done locally in the browser, no server required.

functional characteristics