These mark up languages like PlantUML/Mermaid are diffable, mergeable, and can sit there in the repo right next to the code it's designing for. Many IDEs and c

These mark up languages like PlantUML/Mermaid are diffable, mergeable, and can sit there in the repo right next to the code it's designing for. Many IDEs and cloud repositories support displaying them. Not sure if that's the case for nomnoml though.