Excalidraw

Link

https://excalidraw.com/

FAQ

How to add a drawing to an existing Markdown file

1. Add a property called excalidraw-plugin with the value parsed
2. Add a heading 1 (i.e. one hashtag) with the text “Drawing”
3. Under the heading, insert the following code block:

   {"type":"excalidraw","version":2,"source":"https://github.com/zsviczian/obsidian-excalidraw-plugin/releases/tag/2.0.25","elements":[],"appState":{"gridSize":null,"viewBackgroundColor":"#ffffff"}}