COVID-19 Global Hackathon 1.0 Online #BuildforCOVID19 Global Online Hackathon Non-monetary prizes Winners announced 18551 participants
TechCrunch Disrupt SF 2017 San Francisco, CA, USA SAN FRANCISCO, SEPT 16-17, 2017 $38,400 in prizes Sep 16 – 17, 2017 522 participants
