Online Web3 Hackathons
Participate from anywhere in the world. Browse online Web3 and blockchain hackathons, compete for prizes, and build innovative projects.
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HackPulse
DOS&T
other
Prize Pool$5.3K
Days LeftEnded
LocationOnline
Date RangeApr 20, 2026 - Apr 26, 2026
End DateApr 26, 2026
NE
DataHub x Nebius AI Hackathon
nebius
other
Prize PoolNon-cash Prize
Days LeftEnded
LocationOnline
Date RangeApr 9, 2026 - Apr 10, 2026
End DateApr 10, 2026
CI
Codebrew 2026
CISSA
other
Prize Pool$1.9K
Days LeftEnded
LocationOnline
Date RangeApr 9, 2026 - Apr 11, 2026
End DateApr 11, 2026
SC
HackSMC Spring 2026
Santa Monica College
other
Prize PoolNon-cash Prize
Days Left9 days
LocationOnline
Date RangeMay 9, 2026 - May 10, 2026
End DateMay 10, 2026
BA
Build with MeDo Hackathon
Baidu
other
Prize Pool$50.0K
Days Left19 days
LocationOnline
Date RangeApr 9, 2026 - May 20, 2026
End DateMay 20, 2026
LY
Lyzr Agentathon
Lyzr
other
Prize Pool₹200.0K
Days LeftEnded
LocationOnline
Date RangeApr 24, 2026 - Apr 25, 2026
End DateApr 25, 2026
LU
LUMA Hackathon: Pitch your idea, win up to $500
LUMA
other
Prize Pool$250
Days Left15 days
LocationOnline
Date RangeMay 2, 2026 - May 16, 2026
End DateMay 16, 2026
MA
MariHacks IX
MariHacks
other
Prize PoolNon-cash Prize
Days LeftEnded
LocationOnline
Date RangeApr 17, 2026 - Apr 18, 2026
End DateApr 18, 2026
CC
Hackathon for Social Good 2026 - CPH
Cal Poly Humboldt Computer Science Club
other
Prize PoolNon-cash Prize
Days LeftEnded
LocationOnline
Date RangeApr 11, 2026 - Apr 12, 2026
End DateApr 12, 2026
SF
305 HackShells Edition April 2026
Swift at FIU
other
Prize PoolNon-cash Prize
Days LeftEnded
LocationOnline
Date RangeApr 10, 2026 - Apr 24, 2026
End DateApr 24, 2026
CA
CSBA x HBA Hack Day
CSB Honors Association
other
Prize Pool$999
Days LeftEnded
LocationOnline
Date RangeApr 11, 2026 - Apr 12, 2026
End DateApr 12, 2026
DE
LEAD BUILS
Devpost
Prize PoolNon-cash Prize
Days LeftEnded
LocationOnline
Date RangeApr 7, 2026 - Apr 8, 2026
End DateApr 8, 2026
DE
EPOCH '26
Devpost
Prize Pool₹300.0K
Days LeftEnded
LocationOnline
Date RangeApr 8, 2026 - Apr 25, 2026
End DateApr 25, 2026
KU
Infinity Hackday
KUMSC
other
Prize PoolNon-cash Prize
Days LeftEnded
LocationOnline
Date RangeApr 7, 2026 - Apr 8, 2026
End DateApr 8, 2026
MS
Winter 2026 MAIS 202 Bootcamp
McGill AI Society
other
Prize PoolNon-cash Prize
Days LeftEnded
LocationOnline
Date RangeApr 7, 2026 - Apr 8, 2026
End DateApr 8, 2026
NBA Playoffs Prediction Market Hackathon
DEGA
otherpolygon
Prize Pool$1.0K
Days Left32 days
LocationOnline
Date RangeMay 4, 2026 - Jun 1, 2026
End DateJun 1, 2026
DE
2026 MakeNJIT Hardware hackathon
Devpost
Prize Pool$3.0K
Days LeftEnded
LocationOnline
Date RangeApr 11, 2026 - Apr 12, 2026
End DateApr 12, 2026
SO
LakerHacks 2026
SUNY oswego
othergaming
Prize PoolNon-cash Prize
Days LeftEnded
LocationOnline
Date RangeApr 18, 2026 - Apr 19, 2026
End DateApr 19, 2026
PT
VIBECON
Polaris School of Technology
other
Prize Pool$10.0K
Days LeftEnded
LocationOnline
Date RangeApr 15, 2026 - Apr 17, 2026
End DateApr 17, 2026
TC
Massachusetts Space Week 2026 Space Medicine Hackathon
The Space Consortium
other
Prize Pool$500
Days LeftEnded
LocationOnline
Date RangeApr 7, 2026 - Apr 17, 2026
End DateApr 17, 2026