gitdags package
Copyright 2020-- Austin Morgan
Released under the LaTeX Project Public License 1.3 or later
Based on gitdiags from Julian Cretel https://github.com/jubobs/gitdags
Built on top of TikZ/PGF v3.0, the gitdags package allows you to effortlessly produce educational Git DAGs (directed acyclic graphs).
If this tool has been useful for you, feel free to buy Julian a coffee.