Web3 Hackathons and Competitions
Upcoming blockchain hackathons and developer competitions. Compete for prizes, build with cutting-edge protocols, and connect with the Web3 community.
zk-starks
Developer Bounties #1
Kaia Vietnam
Virtual Mar 12, 2024 - Mar 12, 2024
other
cosmos
solidity
other
cosmos
solidity
KLA7.0K
KLA7.0KEnded
{gZKm} Provable Games Buildathon
Zypher Network
Online Jun 13, 2024 - Nov 27, 2024
other
rust
gamefi
other
rust
gamefi
$200.0K
$200.0KEnded
Lambda Hack Week
LambdaClass
The Sparks, Rue Ravenstein 60, 1000 Bruxelles, Belgium Jul 6, 2024 - Jul 9, 2024
other
ethereum
gamefi
other
ethereum
gamefi
$150.0K
$150.0KEnded
OKX ETHCC Hackathon
OKX
Online Jul 3, 2025 - Aug 11, 2025
other
ethereum
polygon
other
ethereum
polygon
$30.0K
$30.0KEnded
RE{DEFINE} HACKATHON | Starknet
Starknet Foundation
Online Feb 1, 2026 - Mar 1, 2026
bitcoin
other
ethereum
bitcoin
other
ethereum
$21.5K
$21.5KEnded