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 →Hack NMSU
Apr 9, 2026 - Apr 10, 2026
Prize Pool
$1.0K
HackMHC++
Mar 28, 2026 - Mar 29, 2026
Prize Pool
Non-cash Prize
STACS Hack 2026
Mar 28, 2026 - Mar 29, 2026
Prize Pool
Non-cash Prize
HackNewHaven 2026
Mar 28, 2026 - Mar 29, 2026
Prize Pool
$1.0K
Video Intelligence for Media and Entertainment Hackathon
Mar 28, 2026 - Mar 29, 2026
Prize Pool
$2.3K
CreateRU 2026
Mar 28, 2026 - Mar 29, 2026
Prize Pool
Non-cash Prize
SolHacks 2026
Mar 28, 2026 - Mar 29, 2026
Prize Pool
Non-cash Prize
VikingHacks 2026
Mar 27, 2026 - Mar 28, 2026
Prize Pool
Non-cash Prize
Build4Good
Mar 28, 2026 - Mar 29, 2026
Prize Pool
Non-cash Prize
Philadelphia Social Justice Hackathon 2026
Mar 28, 2026 - Mar 29, 2026
Prize Pool
Non-cash Prize
Convergence
Mar 28, 2026 - Mar 29, 2026
Prize Pool
$1.0K
Developers Connect
Mar 28, 2026 - Apr 5, 2026
Prize Pool
Non-cash Prize
Bharat Bricks Hacks 2026: IIT Bombay
Mar 28, 2026 - Mar 29, 2026
Prize Pool
₹250.0K
Status: EndedStellar Hacks: Agents
Mar 30, 2026 - Apr 13, 2026
Prize Pool
XLM10.0K
Octoverse Hackathon
Mar 27, 2026 - Mar 30, 2026
Prize Pool
$4.8K
Hack to the Future
Mar 27, 2026 - Mar 29, 2026
Prize Pool
CA$700
Data Grand Prix 2026
Mar 27, 2026 - Mar 28, 2026
Prize Pool
Non-cash Prize
MSA Hacks
Mar 27, 2026 - Mar 29, 2026
Prize Pool
Non-cash Prize
AWS Kiro x CS Careers Hackathon at Virginia Tech
Mar 27, 2026 - Mar 28, 2026
Prize Pool
Non-cash Prize
Webster Hackfest 2026
Mar 27, 2026 - Mar 29, 2026
Prize Pool
Non-cash Prize