For the "I just need to emit and visualize a DAG" problem, at one point I wrote a python script that would filter for the relevant data, emit line-by-line merma

For the "I just need to emit and visualize a DAG" problem, at one point I wrote a python script that would filter for the relevant data, emit line-by-line mermaidJS-flavored markdown, and then shove that into an HTML file that imported the MermaidJS library. The MermaidJS solves for the DAG and visualizes it, and your browser has enough context to let you CTRL-F for any interesting phrases you put in the label.