PennApps XII Philadelphia, PA, USA Let's Make History Together $63,650 in prizes Sep 4 – 6, 2015 903 participants
LAUNCH Hackathon 2015 San Francisco, CA, USA Launch 2016 here: launch.devpost.com/ $101,500 in prizes Feb 27 – Mar 1, 2015 1310 participants
iOS App Challenge at CMU Pittsburgh, PA, USA Learn Swift and make an iOS App in less than a week then present it to the CMU community while competing for awesome prizes. $8,091 in prizes Sep 25 – 29, 2014 377 participants
