Graphviz's syntax easy enough to programmatically generate, here's the course dependencies for CS classes at my university, for instance, generated by a Haskell

Graphviz's syntax easy enough to programmatically generate, here's the course dependencies for CS classes at my university, for instance, generated by a Haskell program that scraped the appropriate data. https://i.imgur.com/OZarGSg.png https://i.imgur.com/OZarGSg.png