COVID-19 Global Hackathon 1.0 Online #BuildforCOVID19 Global Online Hackathon Non-monetary prizes Winners announced 18554 participants
DubHacks 2017 Seattle, WA, USA Believe. Connect. Build. Non-monetary prizes Oct 22, 2017 305 participants
AWS Chatbot Challenge Online Create conversational, intelligent chatbots using Amazon Lex and AWS Lambda! $19,797 in prizes Winners announced 3850 participants
