Online Web3 Hackathons
Participate from anywhere in the world. Browse online Web3 and blockchain hackathons, compete for prizes, and build innovative projects.
View all with full filters →Global Fusion hackathon
Apr 1, 2026 - Apr 15, 2026
Prize Pool
$1.8K
BeachHacks 9.0
Mar 21, 2026 - Mar 22, 2026
Prize Pool
$600
Status: EndedSynthesis
Feb 8, 2026 - Mar 23, 2026
Prize Pool
Non-cash Prize
Global Public Health Hackathon 2026
Mar 27, 2026 - Mar 29, 2026
Prize Pool
Non-cash Prize
Voice-Driven UxS
Mar 20, 2026 - Mar 21, 2026
Prize Pool
$20.0K
2026 WiCS Hackathon
Mar 21, 2026 - Mar 22, 2026
Prize Pool
Non-cash Prize
PharmaHacks 2026
Mar 21, 2026 - Mar 22, 2026
Prize Pool
$1.6K
LevelNext Hackathon
Mar 21, 2026 - Mar 25, 2026
Prize Pool
$3.5K
InfluenceHacks
Mar 21, 2026 - Apr 15, 2026
Prize Pool
Non-cash Prize
MSU Designathon 2026
Mar 21, 2026 - Mar 22, 2026
Prize Pool
Non-cash Prize
Pi Hacks 2026
Mar 21, 2026 - Mar 22, 2026
Prize Pool
$1.5K
hackStoga 2026
Mar 20, 2026 - Mar 21, 2026
Prize Pool
$450
HackWashU AI Build Challenge +AI Perspectives Week
Mar 21, 2026 - Mar 28, 2026
Prize Pool
Non-cash Prize
YQuantum 2026
Apr 4, 2026 - Apr 5, 2026
Prize Pool
Non-cash Prize
Hack Days at Trent
Mar 20, 2026 - Mar 21, 2026
Prize Pool
Non-cash Prize
All Girls AI Hackathon
Mar 20, 2026 - Mar 21, 2026
Prize Pool
Non-cash Prize
GlobeHack
Apr 18, 2026 - Apr 19, 2026
Prize Pool
Non-cash Prize
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Mar 21, 2026 - Mar 22, 2026
Prize Pool
Non-cash Prize
Profhacks 2026
Mar 20, 2026 - Mar 21, 2026
Prize Pool
Non-cash Prize
HackSB2026
Mar 20, 2026 - Mar 21, 2026
Prize Pool
Non-cash Prize