Samsung Makers Against Drought Challenge Online Makers Against Drought $210,500 in prizes Winners announced 553 participants
USDA Innovation Challenge Online Help build a sustainable US food system by putting USDA data into the hands of farmers, researchers, and consumers. $63,000 in prizes Winners announced 322 participants
Coders Vs Cancer New York, NY, USA Hacking Through The Glass Ceiling: Women in tech unite against breast cancer $16,000 in prizes Sep 11 – 13, 2015 14 participants
Maps as Art | Summer Jam Online Show us the world you live in. Non-monetary prizes Winners announced 145 participants
Uber Hackathon Online Build the on-demand future with the Uber API $9,000 in prizes Winners announced 1477 participants
GigHacks SF San Francisco, CA, USA A 2-day hack event to ignite the gigabit experience. Non-monetary prizes May 1 – 3, 2015 142 participants
SfunCube Solar Hackathon 2015 #hackthesun Oakland, CA, USA SfunCube's Solar Hackathon brings the Bay Area’s most hardcore developers, creative designers, and brilliant solar business minds together to accelerate solar adoption in the US and around the world $10,000 in prizes Apr 17 – 18, 2015 97 participants
LAUNCH Hackathon 2015 San Francisco, CA, USA Launch 2016 here: launch.devpost.com/ $101,500 in prizes Feb 27 – Mar 1, 2015 1348 participants
