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 →The Tiger Games '26
Sep 25, 2026 - Sep 26, 2026
Prize Pool
Non-cash Prize
FormulaTech Hacks
Sep 26, 2026 - Sep 27, 2026
Prize Pool
$1.2K
Jewel City Hacks 5.0
Sep 25, 2026 - Sep 26, 2026
Prize Pool
Non-cash Prize
WiCS Hackathon
Feb 28, 2027 - Mar 2, 2027
Prize Pool
Non-cash Prize
Bitrig Hacks iPhone Duo Edition
Sep 25, 2026 - Sep 26, 2026
Prize Pool
Non-cash Prize
RESPAWN
Oct 12, 2026 - Oct 15, 2026
Prize Pool
₹15.0K
ShellHacks 2026
Sep 25, 2026 - Sep 27, 2026
Prize Pool
$41.8K
Badger Build Fest 2026
Sep 26, 2026 - Sep 27, 2026
Prize Pool
$11.8K
NSH @RPI 2027
Jan 30, 2027 - Jan 31, 2027
Prize Pool
Non-cash Prize
Caribbean AI Summit Hackathon
Oct 9, 2026 - Oct 10, 2026
Prize Pool
$10.0K
2026 CS Club Hackathon
Sep 26, 2026 - Sep 27, 2026
Prize Pool
Non-cash Prize
PowerHack
Nov 5, 2026 - Nov 6, 2026
Prize Pool
Non-cash Prize
Code For DFW
Oct 20, 2026 - Oct 27, 2026
Prize Pool
Non-cash Prize
Latinos x AI Hackathon - NYC
Oct 9, 2026 - Oct 10, 2026
Prize Pool
$1.5K
HackNite
Sep 26, 2026 - Sep 27, 2026
Prize Pool
Non-cash Prize
CSWN AI Build Challenge
Sep 24, 2026 - Sep 25, 2026
Prize Pool
Non-cash Prize
Status: EndedWild Bugs
Oct 13, 2026 - Oct 15, 2026
Prize Pool
Non-cash Prize
Status: EndedALGOTHON'26
Oct 4, 2026 - Oct 4, 2026
Prize Pool
Non-cash Prize
CodeSprint by Elite Coders
Oct 15, 2026 - Oct 31, 2026
Prize Pool
₹30.0K
StormHacks 2026
Oct 3, 2026 - Oct 4, 2026
Prize Pool
Non-cash Prize