COVID-19 Global Hackathon 1.0 Online #BuildforCOVID19 Global Online Hackathon Non-monetary prizes Winners announced 18701 participants
WCEF Crypto Hackathon An event for creating and sharing world-changing blockchain apps and crypto projects $274,000 in prizes Jan 13 – 14, 2018 159 participants
<Br/eak>Poverty Hackathon Nairobi, Kenya Bringing charitable minded developers together to build scalable solutions for people in developing countries. Non-monetary prizes Nov 20 – 22, 2015 144 participants
DementiaHack Toronto 2015 Toronto, Canada WORLD'S FOREMOST DEMENTIA HACKATHON $177,600 in prizes Nov 7 – 8, 2015 278 participants
YC Hacks Mountain View, California, USA Make something people want. $12,710 in prizes Aug 2 – 3, 2014 531 participants
Hack for Democracy San Francisco, CA, USA Design, Technology, and Marketing Hackers Wanted! Non-monetary prizes Mar 29 – 30, 2014 21 participants