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 →Academia EU Hackathon
May 9, 2026 - May 12, 2026
Prize Pool
Non-cash Prize
Status: EndedEthereum Mexico 2026 - AI x Blockchain | w/ Bitso
May 6, 2026 - Jun 5, 2026
Prize Pool
$1.0K
AgentCamp Hack-Day Ibadan
May 9, 2026 - May 24, 2026
Prize Pool
Non-cash Prize
AI for Learning & Development Build Challenge — AI Collective HR + Regent
Jun 4, 2026 - Jun 18, 2026
Prize Pool
Non-cash Prize
Product Strategy in the AI Era
May 18, 2026 - May 19, 2026
Prize Pool
£250
SOON Hackathon
May 8, 2026 - May 10, 2026
Prize Pool
Non-cash Prize
CSIHacks
Jun 26, 2026 - Jun 27, 2026
Prize Pool
Non-cash Prize
MasseyHacks XII
May 9, 2026 - May 10, 2026
Prize Pool
Non-cash Prize
Neurocore Overnight Hackathon
May 3, 2026 - May 4, 2026
Prize Pool
₹20.0K
VALSEA EdTech System Sprint (HCM)
May 4, 2026 - May 5, 2026
Prize Pool
Non-cash Prize
Status: EndedDevlynix Buildathon 1.0
May 4, 2026 - May 6, 2026
Prize Pool
Non-cash Prize
Easygo Mini Hackathon - Powered by KICK
Jul 31, 2026 - Aug 1, 2026
Prize Pool
$100.0K
Code Crest
May 31, 2026 - Jun 1, 2026
Prize Pool
$3.5K
Techspire
May 31, 2026 - Jun 1, 2026
Prize Pool
$2.5K
HackDavis 2026
May 9, 2026 - May 10, 2026
Prize Pool
Non-cash Prize
Code Jam
May 7, 2026 - May 9, 2026
Prize Pool
₹12.0K
Maki 2D Pixel RPG Game
May 3, 2026 - May 10, 2026
Prize Pool
$64
NGN Hacks 2026
Aug 7, 2026 - Aug 9, 2026
Prize Pool
Non-cash Prize
VALSEA Edtech Sprint (HCM)
May 3, 2026 - May 6, 2026
Prize Pool
Non-cash Prize
OneAquaHealth IEEE Global Hackathon
Sep 14, 2026 - Oct 1, 2026
Prize Pool
$3.0K