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 →BACSA Hacks
Mar 7, 2026 - Mar 8, 2026
Prize Pool
Non-cash Prize
EngHacks
Mar 6, 2026 - Mar 7, 2026
Prize Pool
$300
Global Cultures Hackathon 2026
Mar 7, 2026 - Apr 4, 2026
Prize Pool
$744
BuildX Nagpur
Mar 7, 2026 - Mar 23, 2026
Prize Pool
Non-cash Prize
Find My Force - RedTeam Hackathon Series
Mar 6, 2026 - Mar 7, 2026
Prize Pool
$20.0K
BattleSnake 2026
Mar 7, 2026 - Mar 8, 2026
Prize Pool
$2.0K
Red Alert | Cybersecurity Hackathon 2026
Mar 7, 2026 - Mar 14, 2026
Prize Pool
Non-cash Prize
Hack AI 2026
Mar 7, 2026 - Mar 8, 2026
Prize Pool
Non-cash Prize
BACSA Hacks
Mar 7, 2026 - Mar 8, 2026
Prize Pool
Non-cash Prize
LovHack Season 2
Mar 21, 2026 - Mar 28, 2026
Prize Pool
$500
Crebit Pay - Hackathon
Mar 7, 2026 - Mar 8, 2026
Prize Pool
Non-cash Prize
HackBU
Mar 7, 2026 - Mar 8, 2026
Prize Pool
Non-cash Prize
{eHacks} 2026
Mar 6, 2026 - Mar 8, 2026
Prize Pool
Non-cash Prize
Hackabull 2026
Apr 25, 2026 - Apr 26, 2026
Prize Pool
$992
Hack-Attack 3.0
Mar 6, 2026 - Mar 8, 2026
Prize Pool
$4.0K
Hack Day Kanpur
Mar 29, 2026 - Mar 30, 2026
Prize Pool
Non-cash Prize
APOGEE GameJam 2026
Mar 7, 2026 - Mar 26, 2026
Prize Pool
₹50.0K
UMake 2026
Mar 6, 2026 - Mar 7, 2026
Prize Pool
Non-cash Prize
Global Engineering Hackathon
Mar 6, 2026 - Mar 13, 2026
Prize Pool
$100
Pacific Portal XR
May 7, 2026 - May 9, 2026
Prize Pool
Non-cash Prize