Web3 Hackathons and Competitions
Upcoming blockchain hackathons and developer competitions. Compete for prizes, build with cutting-edge protocols, and connect with the Web3 community.
supply chain
$30,000 VeChain Global Hackathon
VeChain
Online Sep 21, 2025 - Oct 5, 2025
other
solidity
javascript
other
solidity
javascript
$30.0K
$30.0KEnded
Halloween ChaincKathon 2025
The Chaincademy
Online Oct 25, 2025 - Oct 27, 2025
other
smart contract auditing
supply chain
other
smart contract auditing
supply chain
$150
$150Ended