ETHBerlinZwei Berlin, Germany Zwei is second iteration of the ETHBerlin Blockchain Hackathon. €60,000 in prizes Aug 23 – 25, 2019 249 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
