Diagram Tools

PlantUML

• https://plantuml.com/en/
• Line comments use a single apostrophe:

  ' This is a comment
  

• Block comments use C-style comments except that instead of * you use an apostrophe:

  /'
  many lines
  here
  '/
  

• PlantUML - Visual Studio Marketplace

draw.io

• https://www.drawio.com/

Excalidraw

• https://excalidraw.com
• Examples
  • https://signoz.io/docs/userguide/logs/