About the Authors

Diomidis Spinellis

Roles Conceptualization, Data curation, Funding acquisition, Investigation, Methodology, Project administration, Resources, Software, Validation, Visualization, Writing – original draft

dds@aueb.gr

Affiliations Department of Management Science and Technology, Athens University of Economics and Business, Athens, Greece, Department of Software Technology, Delft University of Technology, Delft, The Netherlands

Competing Interests

Google Summer of Code through the Open Technologies Alliance supported the work of a student developer on Alexandria3k. The author has declared that no competing interests exist. This does not alter our adherence to PLOS ONE policies on sharing data and materials.