EOSIO Smart Contracts Challenge Online Build the future of blockchain technology with an EOSIO Smart Contract. $200,000 in prizes Winners announced 785 participants
ETH San Francisco San Francisco, CA, USA ETHSanFrancisco - World's Biggest Ethereum Hackathon $183,500 in prizes Oct 5 – 7, 2018 381 participants
NIFTYHacks Hong Kong Connecting the Blockchain gaming community to connect & build the decentralized digital future. $20,300 in prizes Jul 25 – 26, 2018 42 participants
ETHWaterloo Waterloo, Canada Build the decentralized future at the World's Largest Ethereum Hackathon. $53,010 in prizes Oct 13 – 15, 2017 213 participants
hackJam 2016 hackJam 2016 - Turning ideas into reality @HKUST $10,800 in prizes Oct 2, 2016 79 participants