excalidraw

Excalidraw is an open-source virtual whiteboard tool designed for collaborative diagramming and wireframing, featuring a hand-drawn aesthetic. Its primary use case is to provide users with a customizable and infinite canvas for creating various visual content, supporting real-time collaboration, end-to-end encryption, and multiple export formats, including PNG and SVG. Notable features include shape libraries, localization support, undo/redo capabilities, and a user-friendly interface that enhances creative expression.