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
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
Next-Level Product Sprint
Mar 6, 2026 - Apr 1, 2026
Prize Pool
$9.0K
Kifiya Inspire 3.0
Mar 27, 2026 - Mar 28, 2026
Prize Pool
$639
comma_hack (six)
Mar 6, 2026 - Mar 27, 2026
Prize Pool
$5.0K
Witathon 2026
Mar 7, 2026 - Mar 8, 2026
Prize Pool
Non-cash Prize
Status: EndedSolana LATAM Hackathon | WayLearn
Mar 20, 2026 - Mar 24, 2026
Prize Pool
$5.0K
Status: EndedRWA Demo Day Project Recruitment Officially Launched
Mar 5, 2026 - Mar 31, 2026
Prize Pool
$100.0K
CuraQuest : 2.O
Oct 1, 2025 - Mar 15, 2026
Prize Pool
Non-cash Prize
SS Hacker Team Cybersecurity Challenge 2026
May 10, 2026 - May 25, 2026
Prize Pool
Non-cash Prize