MedHacks Baltimore, MD, USA Are you ready to change the future of health? $2,810 in prizes Oct 2 – 4, 2015 99 participants
PennApps Winter 2015 Philadelphia, PA, USA The nation's chillest college hackathon. January 16-18, 2015 at the University of Pennsylvania. $46,060 in prizes Jan 16 – 18, 2015 604 participants