Green HI Iberia (green-info)

Madrid, Community of Madrid, Spain

XDC DeFi Hackathon

Online

Build it on XDC. Build your dream DeFi project on XDC Network

$61,250 in prizes
Winners announced
471 participants

Web3 Stack Hack

Online

Create applications powered by utilizing a layer of distributed storage.

$15,000 in prizes
Winners announced
335 participants

Zero-Knowledge Proof Hackathon

Online

Bitcoin has been associated only with simple payments. But it can also run arbitrarily complex smart contracts that any other blockchains can run, and do so more efficiently.

$45,000 in prizes
Winners announced
912 participants

[Hybrid] HackOnChain

Online

Web3 Hackathon backed by the best protocols. Benefit from free admission to NBX - the biggest blockchain conference in Europe. Join us online or in-person in Berlin.

$33,300 in prizes
Winners announced
104 participants