ethereum Hackathons
Discover ethereum hackathons in Web3 and blockchain.
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Kaia Wave Stablecoin Summer Hackathon
Kaia
otherethereumdune analytics
Prize Pool$165.0K
Days LeftEnded
LocationOnline
Date RangeAug 24, 2025 - Sep 21, 2025
Submission DeadlineSep 17, 2025
OKX ETHCC Hackathon
OKX
otherethereumpolygon
Prize Pool$30.0K
Days LeftEnded
LocationOnline
Date RangeJul 3, 2025 - Aug 11, 2025
Submission DeadlineAug 10, 2025
bitsCrunch x AI Builders Hack 2025
bitsCrunch
otherethereumsolana
Prize Pool$5.0K
Days LeftEnded
LocationOnline
Date RangeJul 7, 2025 - Aug 4, 2025
End DateAug 4, 2025
CrossFi Hackathon #2
CrossFi
otherethereumcosmos
Prize PoolNon-cash Prize
Days LeftEnded
LocationOnline
Date RangeJul 7, 2025 - Aug 5, 2025
End DateAug 5, 2025
Ethereum Mexico 2025
Ethereum Mexico
otherethereumarbitrum
Prize Pool$15.0K
Days LeftEnded
LocationMuseo Metropolitano de Moneterrey, Ignacio Zaragoza, Corregidora &, Centro, 64720 Monterrey, N.L.
Date RangeOct 31, 2025 - Nov 2, 2025
End DateNov 2, 2025
"AI for Health & Wellness Challenge," "Decentralized Health Innovations Hackathon"
"Lakshmi Gandi's Projects" Futuristic AI Health Assistant
otherethereumsolana
Prize Pool$5.0K
Days LeftEnded
LocationOnline
Date RangeJul 28, 2025 - Sep 15, 2025
End DateSep 15, 2025
Somnia Mini Games Hackathon
Somnia Network
otherethereumsolidity
Prize Pool$5.0K
Days LeftEnded
LocationOnline
Date RangeJul 21, 2025 - Aug 11, 2025
Submission DeadlineAug 4, 2025
BCH Blaze 2025
BCH Blaze
bitcoinotherethereum
Prize PoolBCH10.0K
Days LeftEnded
LocationOnline
Date RangeSep 1, 2025 - Nov 23, 2025
Submission DeadlineNov 23, 2025
Somnia DeFi Mini Hackathon
Somnia Network
otherethereumsolidity
Prize Pool$15.0K
Days LeftEnded
LocationOnline
Date RangeAug 13, 2025 - Sep 19, 2025
Submission DeadlineSep 12, 2025
BUIDL with REACT: Fast-track to mainnet
Reactive Network
otherethereumarbitrum
Prize Pool$50.0K
Days LeftEnded
LocationOnline
Date RangeSep 1, 2025 - Sep 30, 2025
Submission DeadlineSep 30, 2024
Ideathon UnlockSummit 3.0 | Destino Devconnect 2025
H.E.R. DAO México
otherethereumdefi
Prize Pool$400
Days LeftEnded
LocationPresidencia Municipal, Dentro del Evento Unlock Summit 3.0
Date RangeAug 1, 2025 - Aug 2, 2025
Submission DeadlineAug 2, 2025
DomainFi Challenge
Doma
otherethereumsolana
Prize Pool$1.0M
Days LeftEnded
LocationOnline
Date RangeAug 8, 2025 - Oct 4, 2025
Submission DeadlineOct 3, 2025
Cortensor Hackathon #1
Cortensor
otherethereumjavascript
Prize Pool$2.0K
Days LeftEnded
LocationOnline
Date RangeAug 8, 2025 - Aug 31, 2025
Submission DeadlineAug 30, 2025
Aleph Hackathon - The biggest hackathon in LATAM
Aleph Hackathon
otherethereum
Prize Pool$50.0K
Days LeftEnded
LocationOnline
Date RangeAug 29, 2025 - Aug 31, 2025
Submission DeadlineOct 31, 2024
Kwala Hacker House: Next-Generation Web3 Gaming & NFT Innovation
Kwala Network
otherethereumpolygon
Prize Pool$1.5K
Days LeftEnded
LocationOnline
Date RangeSep 6, 2025 - Nov 7, 2025
Submission DeadlineOct 7, 2025
The DeFiTimeZ Multichain Mayhem – Code across chains, break all limits
DeFiTimeZ
otherethereumsolana
Prize PoolNon-cash Prize
Days LeftEnded
LocationOnline
Date RangeSep 1, 2025 - Sep 30, 2025
End DateSep 30, 2025
CochaBlock Challenge: Destino Devconnect ARG
CochaBlock
otherethereumsolidity
Prize Pool$550
Days LeftEnded
LocationOnline
Date RangeSep 19, 2025 - Sep 21, 2025
End DateSep 21, 2025
Develop a pump.fun on the xlayer chain
okb.fun
otherethereumsolidity
Prize Pool$5.0K
Days LeftEnded
LocationOnline
Date RangeSep 1, 2025 - Sep 5, 2025
End DateSep 5, 2025
Project G.U.D
Push Chain
otherethereumsolana
Prize Pool$5.0K
Days LeftEnded
LocationOnline
Date RangeSep 18, 2025 - Oct 28, 2025
Submission DeadlineOct 13, 2023
EthNile Kampala
Eth Nile
otherethereumbase
Prize Pool$2.0K
Days LeftEnded
LocationOnline
Date RangeOct 5, 2025 - Oct 23, 2025
Submission DeadlineOct 23, 2025