I've just published a blog post about how I use Graphviz while writing using Org-mode.
I love using Org-mode when I'm writing because it makes it easy to bring programming into your writing. Graphviz is a good example of a program that fits into this ecosystem well.
(Also, first Mastodon post!)
Welcome aboard! Great start!
Fosstodon is an English speaking Mastodon instance that is open to anyone who is interested in technology; particularly free & open source software.