While Juggl makes the graph much more usable overall, its most powerful feature is Workspace mode. Think of this like a more focused graph; it allows you to focus on just the nodes you want.

Jack Douthett, Peter Steinbach, Parsimonious Graphs: A Study in Parsimony, Contextual Transformations, and Modes of Limited Transposition, Journal of Music Theory ...

You can also choose a 3-D chart to add some aesthetic texture to the graph. These different graph options are relatively easy to create in Excel when you're looking to visually represent a data range.