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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KODA Hacks 2026
Code4Hope
other
Prize PoolNon-cash Prize
Days Left41 days
LocationOnline
Date RangeJun 6, 2026 - Jun 10, 2026
End DateJun 10, 2026
LO
Build for the Border - Immigrant Hackathon NYC
localhost-nyc
other
Prize PoolNon-cash Prize
Days Left9 days
LocationOnline
Date RangeMay 8, 2026 - May 9, 2026
End DateMay 9, 2026
NE
NextGenHacks
NextGenHacks
other
Prize Pool$1.0K
Days Left33 days
LocationOnline
Date RangeApr 21, 2026 - Jun 2, 2026
End DateJun 2, 2026
GE
Paris Fintech Hackathon 2026
GDG EPITA
other
Prize Pool$21.0K
Days LeftEnded
LocationOnline
Date RangeApr 25, 2026 - Apr 26, 2026
End DateApr 26, 2026
BV
Social Services and AI Hackathon
Builders Vault
other
Prize Pool$1.0K
Days LeftEnded
LocationOnline
Date RangeApr 21, 2026 - Apr 25, 2026
End DateApr 25, 2026
HA
HACKSTORM 2.0: Vibe Coding to Physical AI
HackStorm
other
Prize Pool$6.0K
Days Left24 days
LocationOnline
Date RangeMay 22, 2026 - May 24, 2026
End DateMay 24, 2026
PM
Pulse Foundry AI Hackathon Volume 3
Pulse Foundry AI Miami
other
Prize PoolNon-cash Prize
Days LeftEnded
LocationOnline
Date RangeApr 18, 2026 - Apr 19, 2026
End DateApr 19, 2026
KL
Kindly labs weekly hackathon
Kindly labs
other
Prize PoolNon-cash Prize
Days LeftEnded
LocationOnline
Date RangeApr 19, 2026 - Apr 25, 2026
End DateApr 25, 2026
HA
AIVENTRA
hackhere
other
Prize Pool₹45.0K
Days LeftEnded
LocationOnline
Date RangeApr 19, 2026 - Apr 26, 2026
End DateApr 26, 2026
EU
EurekaHacks 2026
EurekaHACKS
other
Prize PoolNon-cash Prize
Days Left2 days
LocationOnline
Date RangeMay 1, 2026 - May 2, 2026
End DateMay 2, 2026
LO
Give It a Face - Design × Dev Hackathon
localhost-nyc
other
Prize PoolNon-cash Prize
Days Left16 days
LocationOnline
Date RangeMay 15, 2026 - May 16, 2026
End DateMay 16, 2026
SC
Ventura Challenge
Student Council
other
Prize PoolNon-cash Prize
Days Left85 days
LocationOnline
Date RangeJul 6, 2026 - Jul 24, 2026
End DateJul 24, 2026
CO
Your idea vs 1,000 other marketers. Let’s see where you actually stand.
ConnectsBlue
other
Prize Pool₹10.0K
Days Left60 days
LocationOnline
Date RangeJun 14, 2026 - Jun 29, 2026
End DateJun 29, 2026
NG
Innovate for Impact - NGM Group
NGM Group
other
Prize PoolNon-cash Prize
Days Left13 days
LocationOnline
Date RangeMay 11, 2026 - May 13, 2026
End DateMay 13, 2026
MC
MarinHacks
Marin Catholic Computer Science Club
other
Prize PoolNon-cash Prize
Days Left94 days
LocationOnline
Date RangeAug 1, 2026 - Aug 2, 2026
End DateAug 2, 2026
GP
Innolympics 2026: GDGoC PLM Hackathon
Google Developer Groups on Campus PLM
other
Prize Pool$390
Days LeftEnded
LocationOnline
Date RangeApr 24, 2026 - Apr 25, 2026
End DateApr 25, 2026
XM
Hack Your Life
XdHacks Mini
other
Prize PoolNon-cash Prize
Days Left31 days
LocationOnline
Date RangeMay 30, 2026 - May 31, 2026
End DateMay 31, 2026
NB
Next Byte Hacks V2
Next Bytes
other
Prize Pool$100
Days Left31 days
LocationOnline
Date RangeMay 1, 2026 - May 31, 2026
End DateMay 31, 2026
KI
Kiro Spark Challenge
Kiro
other
Prize Pool$10.5K
Days LeftEnded
LocationOnline
Date RangeApr 24, 2026 - Apr 25, 2026
End DateApr 25, 2026
GC
The Final of Chapter of GDG
Google Developer Group Club-GGV
other
Prize PoolNon-cash Prize
Days Left25 days
LocationOnline
Date RangeMay 24, 2026 - May 25, 2026
End DateMay 25, 2026