Meteor Global Distributed Hackathon 24 Hours. Hundreds of Meteor Devs. $16,730 in prizes Oct 9 – 12, 2015 920 participants
NYC Cryptocurrency Challenge 2014 New York, NY, USA Build tools that expand accessibility, utility, or application of cyptocurrency or other digital currency technologies. $14,100 in prizes Jan 17 – 20, 2014 77 participants
Publishing Hackathon New York, New York, USA Developers, designers, and entrepreneurs coming together to experiment in an untapped vertical. $12,750 in prizes May 18 – 19, 2013 131 participants
PDF: Applied New York, New York, USA Create an app to enhance our electoral process, help citizens engage in their communities, or help facilitate online activism. $2,000 in prizes Jun 9 – 10, 2012 42 participants