当然， Visio 很棒。

A modern diagram scripting language that turns text to diagrams.

一个开源的手绘风格虚拟白板。 协作性且端到端加密。

Tldraw is a library for creating infinite canvas experiences in React. It's the software behind the digital whiteboard tldraw.com.

Browser-based diagramming components and applications.

LibreOffice is an integrated office suite based on copyleft licenses and compatible with most document formats and standards. Libreoffice is backed by The Document Foundation, which represents a large independent community of enterprises, developers and other volunteers moved by the common goal of bringing to the market the best software for personal productivity. LibreOffice is open source, and free to download, use and distribute.