HARLEMWEEK Hackathon New York, NY, USA Create an app or web idea around either Health, Civic Engagement or Arts & Culture $500 in prizes Aug 8, 2015 45 participants
Harlem Tech Challenge Online Help put #harlemtech on the map. Create a mobile friendly website that celebrates Harlem's growing tech community. $4,500 in prizes Winners announced 59 participants
House Student App Challenge Online House App Challenge for High School Students Non-monetary prizes Winners announced 1207 participants
Media Mash 2012 Online NYC Media Lab challenged developers to drive media innovation by mashing up APIs, feeds, and data from New York City media and technology companies. $10,000 in prizes Winners announced 185 participants