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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Hackonomics 2026
hackonomics
other
Prize PoolNon-cash Prize
Days LeftEnded
LocationOnline
Date RangeJan 23, 2026 - Mar 30, 2026
End DateMar 30, 2026
LO
DevStudio 2026 by Logitech
Logitech
other
Prize Pool$20.0K
Days LeftEnded
LocationOnline
Date RangeJan 21, 2026 - Feb 25, 2026
End DateFeb 25, 2026
DI
DigitalOcean Gradient™ AI Hackathon
DigitalOcean
otherai agentsinfrastructure & developer tooling
Prize Pool$20.0K
Days LeftEnded
LocationOnline
Date RangeJan 28, 2026 - Mar 18, 2026
End DateMar 18, 2026
HA
Byte 2 Beat
Hack4Health
other
Prize Pool$1.5K
Days LeftEnded
LocationOnline
Date RangeDec 5, 2025 - Feb 28, 2026
End DateFeb 28, 2026
EL
Elasticsearch Agent Builder Hackathon
Elastic
otherremoteai agents
Prize Pool$20.0K
Days LeftEnded
LocationOnline
Date RangeJan 22, 2026 - Feb 27, 2026
End DateFeb 27, 2026
HA
Dev_Dash
HackFinity
other
Prize Pool$10.0K
Days LeftEnded
LocationOnline
Date RangeJan 26, 2026 - Feb 28, 2026
End DateFeb 28, 2026
AI
Airia AI Agents Hackathon
airia
otherremoteai agents
Prize Pool$7.0K
Days LeftEnded
LocationOnline
Date RangeFeb 16, 2026 - Mar 19, 2026
End DateMar 19, 2026
PT
Codorra
Purplerain tech
otherremotehybrid
Prize Pool₹400.0K
Days Left31 days
LocationOnline
Date RangeApr 16, 2026 - Apr 26, 2026
Submission DeadlineMay 31, 2026
BLI Legal Tech Hackathon 2
Blockchain Legal Institute
bitcoinotherethereum
Prize Pool$50.0K
Days Left185 days
LocationOnline
Date RangeFeb 27, 2026 - Nov 1, 2026
End DateNov 1, 2026
Somnia Reactivity Mini Hackathon
Somnia Network
otherethereumsolidity
Prize Pool$3.0K
Days LeftEnded
LocationOnline
Date RangeFeb 24, 2026 - Mar 20, 2026
Submission DeadlineMar 20, 2026
BUIDL BATTLE #2 | The Bitcoin Builders Tournament
Stacks
bitcoinotherclarity
Prize Pool$20.0K
Days LeftEnded
LocationOnline
Date RangeMar 2, 2026 - Mar 20, 2026
End DateMar 20, 2026
GI
GitLab AI Hackathon
GitLab
otherai agents
Prize Pool$65.0K
Days LeftEnded
LocationOnline
Date RangeFeb 8, 2026 - Mar 24, 2026
End DateMar 24, 2026
GO
Gemini Live Agent Challenge
otherai agents
Prize Pool$80.0K
Days LeftEnded
LocationOnline
Date RangeFeb 15, 2026 - Mar 15, 2026
End DateMar 15, 2026
AM
Amazon Nova AI Hackathon
Amazon
otherawsai agents
Prize Pool$40.0K
Days LeftEnded
LocationOnline
Date RangeFeb 1, 2026 - Mar 15, 2026
End DateMar 15, 2026
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