ethereum Hackathons
Discover ethereum hackathons in Web3 and blockchain.
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Hack The League 4: Build Beyond (COMING SOON)
Hack The League
otherethereumpolygon
Prize Pool$2.0K
Days LeftEnded
LocationOnline
Date RangeJul 31, 2025 - Oct 30, 2025
End DateOct 30, 2025
ETHKyiv Impulse: AI Agents Reloaded
ETHKyiv
otherethereumai agents
Prize Pool$24.0K
Days LeftEnded
LocationGNRTR Coworking, Mykhaila Hrushevskoho St, 3, Kyiv, 01001
Date RangeFeb 1, 2025 - Feb 2, 2025
End DateFeb 2, 2025
CrossFi Hack Africa
Cross Finance Africa
otherethereumsolidity
Prize Pool$3.0K
Days LeftEnded
LocationOnline
Date RangeFeb 7, 2025 - Feb 25, 2025
End DateFeb 25, 2025
Venn Network: Wallet Security Hackathon
Venn
otherethereumsmart contract auditing
Prize Pool$6.0K
Days LeftEnded
LocationOnline
Date RangeMar 18, 2025 - Apr 9, 2025
End DateApr 9, 2025
Core Nexus
Web3Spell
otherethereumarbitrum
Prize Pool$10.0K
Days LeftEnded
LocationJLU College Bhopal, Only for offline participants
Date RangeApr 18, 2025 - Apr 20, 2025
End DateApr 20, 2025
NERD Network: ETHDenver
DeSciWorld
otherethereumbase
Prize PoolNon-cash Prize
Days LeftEnded
LocationOnline
Date RangeFeb 23, 2025 - Mar 2, 2025
End DateMar 2, 2025
Build & Brew - Espresso Global Hackathon
Espresso
otherethereumarbitrum
Prize Pool$100.0K
Days LeftEnded
LocationOnline
Date RangeFeb 20, 2025 - Apr 2, 2025
Submission DeadlineMar 31, 2026
Endgame hackathon - AI cutting edge projects
Endgame
otherethereumsolana
Prize Pool$120.0K
Days LeftEnded
LocationOnline
Date RangeMar 10, 2025 - Apr 24, 2025
Submission DeadlineApr 24, 2024
With Vitalik Buterin: Quantifying Contributions of Open Source Projects to the Ethereum Universe
Pond
otherethereumpython
Prize Pool$50.0K
Days Left21 days
LocationOnline
Date RangeMar 7, 2025 - May 7, 2025
Submission DeadlineMay 10, 2026
ETH Hangzhou Hackathon 2025
ETH Hangzhou Hackathon
otherethereumai agents
Prize Pool$20.0K
Days LeftEnded
LocationHanggang Technology Building, No. 509 Qianjiang Road, Shangcheng District, Hangzhou City, Zhejiang Province, China
Date RangeFeb 14, 2025 - Mar 31, 2025
Submission DeadlineMar 31, 2025
Round 1 - Farm Creation Wizard
Dexponent Foundation
otherethereumbase
Prize Pool$500.0K
Days LeftEnded
LocationOnline
Date RangeApr 20, 2025 - May 2, 2025
End DateMay 2, 2025
ETHKyiv Impulse: Farcaster Mini Apps (Frames) Edition
ETHKyiv
otherethereumweb3.js
Prize Pool$2.0K
Days LeftEnded
LocationCreative Quarter Mag.Nett, 7th floor, 139, Velyka Vasylkivska St, Kyiv, 03150
Date RangeApr 5, 2025 - Apr 5, 2025
End DateApr 5, 2025
ETH Dublin 2025
ETH Ireland
otherethereumsocialfi
Prize Pool$12.0K
Days LeftEnded
LocationDogpatch Labs, The CHQ Building, Custom House Quay, North Wall, Dublin 1
Date RangeMay 23, 2025 - May 25, 2025
End DateMay 25, 2025
Developer Console Top-Up
Cere Network
otherethereumpolkadot
Prize Pool$2.0K
Days LeftEnded
LocationOnline
Date RangeApr 17, 2025 - Apr 28, 2025
End DateApr 28, 2025
Sonic Summit Jailbreak Hackathon
Sonic Labs
otherethereumsolidity
Prize Pool$15.0K
Days LeftEnded
LocationOnline
Date RangeMay 6, 2025 - May 8, 2025
Submission DeadlineMay 8, 2025
Circle Developer Bounties - Group 1
Circle
otherethereumarbitrum
Prize Pool$20.0K
Days LeftEnded
LocationOnline
Date RangeJun 1, 2025 - Sep 1, 2025
End DateSep 1, 2025
Hackmos Croatia 2025
Hackmos 2025 Croatia
bitcoinotherethereum
Prize Pool$25.0K
Days LeftEnded
LocationLe Meridien Lav, Grljevacka, 2A, Podstrana, 21312, Split, Croatia
Date RangeOct 23, 2025 - Nov 1, 2025
Submission DeadlineNov 1, 2025
🛠️ Cere Network Builder's Forge
Cere Network
otherethereumbase
Prize Pool$5.0K
Days LeftEnded
LocationOnline
Date RangeJun 1, 2025 - Dec 31, 2025
End DateDec 31, 2025
Morph's Consumer Buildathon
Morph
otherethereumdefi
Prize Pool$15.0K
Days LeftEnded
LocationOnline
Date RangeJun 23, 2025 - Aug 14, 2025
Submission DeadlineAug 4, 2025
Sonic Hackathon: S Tier University Edition
Sonic Labs
otherethereumhybrid
Prize PoolS100.0K
Days LeftEnded
LocationOnline
Date RangeAug 1, 2025 - Sep 8, 2025
Submission DeadlineSep 8, 2025