HubHacks: Boston's Civic Hackathon Boston, MA, USA HubHacks: Boston's Civic Hackathon Non-monetary prizes Aug 9 – 10, 2014 103 participants
MassDOT Visualizing Transportation Hackathon Cambridge, Massachusetts, USA Informing the Future of Massachusetts Transportation through Data Analysis and Visualization. $6,000 in prizes Dec 14, 2013 49 participants