hack:now Online hack:now — Current events and Future solutions $6,240 in prizes Winners announced 880 participants
COVID-19 Global Hackathon 1.0 Online #BuildforCOVID19 Global Online Hackathon Non-monetary prizes Winners announced 18553 participants
Cal Hacks 6.0 Berkeley, CA, USA The world's largest collegiate hackathon! $39,020 in prizes Oct 25 – 27, 2019 619 participants
Disrupt SF Hackathon 2018 Online TechCrunch's Hackathon Goes Global $154,620 in prizes Winners announced 990 participants
