Most of NodeLinkDemo was taken from Demo1, but it has been cleaned up a lot to show the variety of built-in as well as custom nodes that are possible with GoDiagram.
There is so much in NodeLinkDemo, it takes multiple screenshots to just give you an idea…
BarNodes, BoxNodes and infoNodes:
GoGeneralNodes (variable ports on sides), Collapsible nodes, Custom GoIconicNodes…
SubGraphs and Swim lane diagrams: