YC Hacks Mountain View, California, USA Make something people want. $12,710 in prizes Aug 2 – 3, 2014 523 participants
McHacks 2014 Montreal, Canada Canada's Largest Hackathon. Tons of mentors, 500 hackers. À Montréal, mon chéri. $6,000 in prizes Feb 22 – 23, 2014 216 participants
PennApps Spring 2014 Philadelphia, Pennsylvania, USA The World's Premier College Hackathon $29,000 in prizes Feb 14 – 16, 2014 589 participants
MHacks Winter 2014 Detroit, MI, USA THE MOST EPIC UNIVERSITY HACKATHON RETURNS $12,750 in prizes Jan 19, 2014 588 participants
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 693 participants
