MediaWiki TransportDiagram is a scribunto lua module for MediaWiki for creating diagrams of transport networks.
Create a Template:TransportDiagram page that invokes the module ({{#invoke:TransportDiagram|transportDiagram}}).
You can also add the styles in styles.css to your Special:Common.css, or use the TemplateStyles extension and apply them to your template.
MediaWiki TransportDiagram is licensed under MIT