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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WiCHacks '26
Women in Computing at RIT
other
Prize Pool$2.0K
Days LeftEnded
LocationOnline
Date RangeFeb 28, 2026 - Mar 1, 2026
End DateMar 1, 2026
HA
hackMHS XI
HackMHS
other
Prize PoolNon-cash Prize
Days Left32 days
LocationOnline
Date RangeMay 29, 2026 - May 30, 2026
End DateMay 30, 2026
BE
BearHacks 2026
BearHacks
otheron-site
Prize PoolNon-cash Prize
Days LeftEnded
LocationOnline
Date RangeApr 24, 2026 - Apr 26, 2026
End DateApr 26, 2026
RV
Missouri Startup Weekend
Redbud VC
other
Prize Pool$110.0K
Days LeftEnded
LocationOnline
Date RangeApr 17, 2026 - Apr 19, 2026
End DateApr 19, 2026
UE
OmegaHack EAFIT
Universidad EAFIT
otherai agentssocialfi
Prize PoolNon-cash Prize
Days LeftEnded
LocationOnline
Date RangeApr 18, 2026 - Apr 19, 2026
Submission DeadlineApr 19, 2026
DI
757 BLD WKND 2026 2.0
Drexel IEEE
otheron-site
Prize PoolNon-cash Prize
Days Left82 days
LocationOnline
Date RangeJul 17, 2026 - Jul 19, 2026
End DateJul 19, 2026
HA
HackPSU Spring 2026
HackPSU
other
Prize Pool$3.0K
Days LeftEnded
LocationOnline
Date RangeMar 28, 2026 - Mar 29, 2026
End DateMar 29, 2026
AU
Citrus Hack 2026
ACM at UCR
otheron-site
Prize PoolNon-cash Prize
Days LeftEnded
LocationOnline
Date RangeApr 18, 2026 - Apr 19, 2026
End DateApr 19, 2026
IT
DesignXR Hackathon
iTSikhwal
other
Prize PoolNon-cash Prize
Days LeftEnded
LocationOnline
Date RangeMar 16, 2026 - Mar 22, 2026
End DateMar 22, 2026
TE
Web of Innovation : AI Next Gen Hackathon 2026
Techverse
other
Prize PoolNon-cash Prize
Days LeftEnded
LocationOnline
Date RangeMar 15, 2026 - Mar 19, 2026
End DateMar 19, 2026
AC
Campfire Biratnagar 2026: Nepal’s Biggest Game Jam
Arniko Hack Club
othergaming
Prize Pool₹200.0K
Days LeftEnded
LocationOnline
Date RangeFeb 28, 2026 - Mar 1, 2026
End DateMar 1, 2026
UH
WAV Hackathon
Urban League Young Professionals of HR
otherpublic goods & impact
Prize PoolNon-cash Prize
Days LeftEnded
LocationOnline
Date RangeMar 27, 2026 - Mar 28, 2026
End DateMar 28, 2026
AC
AURELION
ACM-IEEE-KITS
other
Prize Pool₹60.0K
Days LeftEnded
LocationOnline
Date RangeFeb 27, 2026 - Feb 28, 2026
End DateFeb 28, 2026
FO
404 Mission Found
foundcode404
other
Prize Pool$625
Days LeftEnded
LocationOnline
Date RangeMar 15, 2026 - Mar 21, 2026
End DateMar 21, 2026
OC
Generative AI Hackathon
Open Community
other
Prize Pool$1.0K
Days LeftEnded
LocationOnline
Date RangeMar 20, 2026 - Mar 31, 2026
End DateMar 31, 2026
LO
LovHack x Medo
Lovhack
otherremoteai agents
Prize PoolNon-cash Prize
Days LeftEnded
LocationOnline
Date RangeFeb 28, 2026 - Mar 2, 2026
End DateMar 2, 2026
HA
HackTCNJ 2026
HackTCNJ
otherbeginner / first-time hackers
Prize PoolNon-cash Prize
Days LeftEnded
LocationOnline
Date RangeFeb 28, 2026 - Mar 1, 2026
End DateMar 1, 2026
ML
Build with Gemini – Zetech HackDay
MLH
otherai agentsbeginner / first-time hackers
Prize PoolNon-cash Prize
Days LeftEnded
LocationOnline
Date RangeFeb 27, 2026 - Feb 28, 2026
End DateFeb 28, 2026
GA
GatewayGS Hackathon
GatewayGS
otherai agentspublic goods & impact
Prize PoolNon-cash Prize
Days LeftEnded
LocationOnline
Date RangeMar 15, 2026 - Apr 5, 2026
End DateApr 5, 2026
KU
Infinity Codewave
KUMSC
otherpublic goods & impactwildcard / open innovation
Prize Pool$890
Days LeftEnded
LocationOnline
Date RangeApr 24, 2026 - Apr 25, 2026
End DateApr 25, 2026