Data visualization is the process of producing a graphical representation of data to make information more legible. Data visualization enables viewers to engage in analysis and to identify patterns and trends.
Gephi
Gephi is a free and open-source data visualization software designed to visualize networks. Gephi is a downloadable program that enables users to upload their own data, to download plug-ins to scrape data directly from the program, or to in-put data in the data laboratory. Gephi allows users to make static or dynamic graphs, run statistics, apply graph lay-outs, filter data, and export graphs in multiple formats.
https://gephi.org

Example of the Gephi interface.