PennApps Spring 2014 Philadelphia, Pennsylvania, USA The World's Premier College Hackathon $29,000 in prizes Feb 14 – 16, 2014
HackMIT Cambridge, Massachusetts, USA 1000+ people, $10k+ prizes, 30 hours. October 5-6, 2013 at MIT. Open to all students, all schools. $15,000 in prizes Oct 5 – 6, 2013
