Yelp Hackathon Online Build the next generation of local apps with the Yelp API $8,500 in prizes Winners announced 714 participants
ObjectRocket by Rackspace Presents Hack The Block Online Build apps with impact! Create a mobile app for YOUR community using ObjectRocket by Rackspace’s MongoDB and Redis. Build. Help. Win. $25,000 in prizes Winners announced 168 participants
The Happiness App Challenge Online Shape the future of humanity by creating apps to increase happiness, productivity and well being! $50,000 in prizes Winners announced 717 participants
MHacks Winter 2014 Detroit, MI, USA THE MOST EPIC UNIVERSITY HACKATHON RETURNS $12,750 in prizes Jan 19, 2014 588 participants
