hack:now Online hack:now — Current events and Future solutions $6,240 in prizes Winners announced 880 participants
TechCrunch Disrupt SF Hackathon 2019 San Francisco, CA, USA SAN FRANCISCO, OCT 2-4, 2019 $142,025 in prizes Oct 2 – 4, 2019 496 participants
StuyHacks New York, NY, USA Submit your projects here! Non-monetary prizes Dec 2, 2017 75 participants
