The City Form Lab has released a state-of-the-art toolbox for urban network analysis. As the first of its kind, the Centrality Tools this ArcGIS toolbox can be used to compute five types of graph analysis measures on spatial networks: Reach; Gravity; Betweenness; Closeness; and Straightness. Redundancy Redundancy Tools additionally calculate the Redundancy Index, Redundant Paths, and the Wayfinding Index.