A modeling and simulation tool for Routing problems on Graphs, tccrouter is a java desktop application that provides a 2d map for building graphs and simulating a variety of real world routing solutions: Shortestpath, TSP, VRP, VRP-TW. Check Git repository. https://github.com/guilhebl/routerapp
A framework for the visualization of multi-layer networks
MuLaViTo is a multi-layer visualization framework which allows to visualize relations between multiple graphs in derived applications. Moreover, it provides helpful means like k-shortestpath algorithms, running algorithms in a separate thread, ...