Mermaid JS
Mermaid... and not the Disney kind, the JavaScript kind: https://mermaid.js.org/ For quite some time now I've been using draw.io / diagrams.net (instead of the previous usage of Visio that cost money from M$oft) Whilst I love using Draw.io - it is very flexible, it is great for visually describing what I need to express to other people in nice simple graphical representation ( as I have found no-one seems to want to READ anymore, they want videos, pictures / images or diagrams ), which makes life interesting doing my work / work job role, it does have some limitations.... and this is the same no matter what tool you use and that is keeping it updated / current and a single-source of truth. The other BONUS was that Draw.io did NOT require you to use an online service - you can download / install the software ( yes, I know, an alien concept for a certain Gen Z. population - but it has HUGE benefits that are not part of your world, ie. some of us aren't "connected 24/7...