LA Hacks 2016 Los Angeles, CA, USA Learn, Build, Play $364,280 in prizes Apr 29 – May 1, 2016 244 participants
Watson Developer Challenge: Conversational Applications Online Enable natural interaction with your app using a conversational interface powered by the Watson Developer Cloud APIs. $6,750 in prizes Winners announced 426 participants
Citrus Hack Fall 2015 Riverside, CA, USA Citrus Hack | UCR's and the Inland Empire's premier hackathon $6,700 in prizes Nov 6 – 8, 2015 114 participants
