Web3 Hackathons and Competitions
Upcoming blockchain hackathons and developer competitions. Compete for prizes, build with cutting-edge protocols, and connect with the Web3 community.
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Hack with YO: Designing Smart DeFi Savings
YO Labs
Online Feb 26, 2026 - Mar 19, 2026
other
ethereum
solana
other
ethereum
solana
$3.0K
$3.0K16 days left
MAHa- Telegram Mini App Hackathon
BuidlersTribe
Online Jun 4, 2024 - Jul 2, 2024
other
base
typescript
other
base
typescript
$22.0K
$22.0K118 days left
Cortensor Hackathon #2
Cortensor
Online Sep 21, 2025 - Nov 2, 2025
other
ethereum
javascript
other
ethereum
javascript
COR3.0K
COR3.0KEnded
BIH x Arbitrum Bootcamp 2023-2024 Hackathon
Blockchain Innovation Hub
Online Mar 1, 2024 - Mar 24, 2024
other
arbitrum
solidity
other
arbitrum
solidity
$3.0K
$3.0KEnded
Developer Bounties #1
Kaia Vietnam
Virtual Mar 12, 2024 - Mar 12, 2024
other
cosmos
solidity
other
cosmos
solidity
KLA7.0K
KLA7.0KEnded
UnderWorld Computer Hackathon
GOSH
Online Mar 13, 2024 - Aug 1, 2024
other
ton
rust
other
ton
rust
$100.0K
$100.0KEnded
Chiliz Sports Hackathon - Build For Passion
Chiliz
Online Jul 10, 2024 - Jul 13, 2024
other
solidity
typescript
other
solidity
typescript
$20.0K
$20.0KEnded
Cartesi DevAd Seed Grants
Cartesi
Online Apr 15, 2024 - Aug 13, 2024
other
ethereum
go (golang)
other
ethereum
go (golang)
$50.0K
$50.0KEnded
Fuse Summer 2024 Hackathon
Fuse Blockchain
Online Jul 15, 2024 - Aug 11, 2024
other
ethereum
solidity
other
ethereum
solidity
$10.0K
$10.0KEnded
MAHa- Telegram Mini App Hackathon- July-August Edition
BuidlersTribe
Online Jul 19, 2024 - Aug 20, 2024
other
javascript
web3.js
other
javascript
web3.js
$28.0K
$28.0KEnded
Cross-Chain Summer Hackathon | Chainflip
Chainflip
Online Jun 22, 2024 - Aug 1, 2024
bitcoin
other
solidity
bitcoin
other
solidity
$80.0K
$80.0KEnded
DSCVR Buildathon - Canvas Embedded Apps Fest 🎉
DSCVR
Online Jul 26, 2024 - Sep 13, 2024
other
solana
typescript
other
solana
typescript
$100.0K
$100.0KEnded
ETHSofia 2024 Hackathon
ETHSofia
John Atanasoff Forum, Sofia Tech Park, Boulevard "Tsarigradsko shose" 111Г, 1784 Sofia Oct 17, 2024 - Oct 19, 2024
bitcoin
other
ethereum
bitcoin
other
ethereum
$30.0K
$30.0KEnded
MAHa- Telegram Mini App Hackathon- Chapter 5
BuidlersTribe
Online Sep 18, 2024 - Oct 25, 2024
other
ethereum
typescript
other
ethereum
typescript
$28.0K
$28.0K229 days left
Cosmos Hyderabad Hackathon Challenge
Cosmos Hyderabad
Online Oct 3, 2024 - Oct 6, 2024
other
cosmos
go (golang)
other
cosmos
go (golang)
Non-cash Prize
Non-cash Prize214 days left
CAPTCHA Game Challenge
The University of Manchester AI and Business Society
Online Nov 1, 2024 - Nov 18, 2024
other
polygon
avalanche
other
polygon
avalanche
£1.3K
£1.3K258 days left
SuperMove Tour - dAppathon MUJ
Spheron Network
Manipal University Jaipur, Jaipur Nov 16, 2024 - Nov 16, 2024
other
aptos
move
other
aptos
move
$1.0K
$1.0KEnded
Sonic DeFAI Hackathon
Sonic Labs
Online Jan 21, 2025 - Mar 10, 2025
other
solidity
typescript
other
solidity
typescript
$295.0K
$295.0KEnded
Let's Try ICP
ICP HUB Ukraine
Online Mar 15, 2025 - Mar 30, 2025
other
rust
typescript
other
rust
typescript
$5.0K
$5.0K25 days left