Intergraph is a web-based visual analytics platform for the exploration and analysis of digital humanities collections; the prototype has been conceived and developed at EISTI, France. All the R1by1 data has been ingested here and one can visualize and analyze the resulted networks with this interactive open access tool.
Romans 1by1 is also listed by:
The Digital Classicist Wiki: https://wiki.digitalclassicist.org/Category:Projects
European Association for Digital Humanities: http://eadh.org/projects