https://github.com/mingrammer/diagrams https://github.com/mingrammer/diagrams - uses graphviz under the hood, and it's super easy to extend the list of availabl

https://github.com/mingrammer/diagrams https://github.com/mingrammer/diagrams - uses graphviz under the hood, and it's super easy to extend the list of available nodes. Also you can tweak it with node/edge/graph attributes to fit in your style/needs.