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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Campfire Sonipat
campfire
othergaming
Prize PoolNon-cash Prize
Days LeftEnded
LocationOnline
Date RangeMar 2, 2026 - Mar 3, 2026
End DateMar 3, 2026
GI
EcoHacks
Green Spaces Initiative
otherremote
Prize Pool$175
Days LeftEnded
LocationOnline
Date RangeMar 6, 2026 - Apr 12, 2026
End DateApr 12, 2026
GS
GDG Winter 2026 Hackathon
Google Developer Group Oregon State
other
Prize Pool$175
Days LeftEnded
LocationOnline
Date RangeMar 2, 2026 - Mar 9, 2026
End DateMar 9, 2026
CO
2026 CodeXtreme Ingenious Hackathon Season 1
CodeXtreme
other
Prize Pool$5.0K
Days LeftEnded
LocationOnline
Date RangeMar 4, 2026 - Mar 7, 2026
End DateMar 7, 2026
CI
CYHacks '26
CYHS iTeam
other
Prize Pool$500
Days LeftEnded
LocationOnline
Date RangeApr 24, 2026 - Apr 25, 2026
End DateApr 25, 2026
NW
cmd-f 2026
nwPlus
other
Prize PoolNon-cash Prize
Days LeftEnded
LocationOnline
Date RangeMar 7, 2026 - Mar 8, 2026
End DateMar 8, 2026
HI
AgentathonX 2026 – India’s First Online Agentathon
higenlabs
otherai agents
Prize Pool₹10.0K
Days LeftEnded
LocationOnline
Date RangeFeb 21, 2026 - Mar 13, 2026
End DateMar 13, 2026
DR
STEMEd AI Hackathon
DreamWeave
otherai agentspublic goods & impact
Prize Pool$100
Days Left6 days
LocationOnline
Date RangeMar 1, 2026 - May 2, 2026
End DateMay 2, 2026
LA
BigRedHacks
Lamar ACM
othergaming
Prize PoolNon-cash Prize
Days LeftEnded
LocationOnline
Date RangeMar 6, 2026 - Mar 13, 2026
End DateMar 13, 2026
TR
PIXEL.GEMINI
TRISHULX
otherai agents
Prize PoolNon-cash Prize
Days LeftEnded
LocationOnline
Date RangeFeb 28, 2026 - Mar 1, 2026
End DateMar 1, 2026
GD
2026 UF Design-a-thon by GUD
Gator User Design
other
Prize Pool$700
Days LeftEnded
LocationOnline
Date RangeFeb 28, 2026 - Mar 1, 2026
End DateMar 1, 2026
HU
HackVision
Hacker's Unity
other
Prize Pool₹100.0K
Days LeftEnded
LocationOnline
Date RangeApr 4, 2026 - Apr 5, 2026
End DateApr 5, 2026
DE
The Cambridge Game Jam 2026
Devpost
other
Prize Pool£1.5K
Days LeftEnded
LocationOnline
Date RangeFeb 28, 2026 - Mar 1, 2026
End DateMar 1, 2026
HC
Hack Canada 2026
Hack Canada
other
Prize Pool$1.0K
Days LeftEnded
LocationOnline
Date RangeMar 6, 2026 - Mar 8, 2026
End DateMar 8, 2026
BU
BUCS Hackathon 2026
Business & CS @ UBC
other
Prize Pool$300
Days LeftEnded
LocationOnline
Date RangeMar 6, 2026 - Mar 7, 2026
End DateMar 7, 2026
LH
Hack the Case
Lunaris Hacks
other
Prize PoolNon-cash Prize
Days LeftEnded
LocationOnline
Date RangeMar 7, 2026 - Mar 8, 2026
End DateMar 8, 2026
HA
HackMerced XI
HackMerced
other
Prize PoolNon-cash Prize
Days LeftEnded
LocationOnline
Date RangeMar 6, 2026 - Mar 8, 2026
End DateMar 8, 2026
UI
IEEE Quarterly Projects Winter 2026
UCSD IEEE
other
Prize PoolNon-cash Prize
Days LeftEnded
LocationOnline
Date RangeMar 1, 2026 - Mar 12, 2026
End DateMar 12, 2026
WS
The FinTech Hackathon
Warwick Finance Societies
otherpayments
Prize Pool£3.0K
Days LeftEnded
LocationOnline
Date RangeFeb 28, 2026 - Mar 1, 2026
End DateMar 1, 2026
ML
Stevens QuackHacks 2026
MLH
othergaming
Prize PoolNon-cash Prize
Days LeftEnded
LocationOnline
Date RangeFeb 28, 2026 - Mar 1, 2026
End DateMar 1, 2026