HMDC manages technology platforms for the Institute for Quantitative Social Science (IQSS) on informatics and data sharing, statistical computing, and information technology. These and other technology platforms at IQSS develop and implement cutting-edge technologies and manage complex projects. They are run by senior non-faculty scientists or professionals, and are closely linked with IQSS scientific programs and driven by their missions.

HMDC is also the principal distributor of quantitative social science data from major international data consortia for Harvard and MIT. It also provides access to research computing facilities for several of Harvard''s social science departments, research centers, and schools, and maintains a popular fellowship program for visiting graduate students.