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Web3 Hackathons and Competitions

Upcoming blockchain hackathons and developer competitions. Compete for prizes, build with cutting-edge protocols, and connect with the Web3 community.

Algorand

Algorand Builders Berlin: x402 Payments Ideathon

Algorand

42 Berlin (Auditorium), Harzer Strasse 42, 12059 Berlin, Berlin Mar 5, 2026 - Mar 5, 2026
other
algorand
payments
$1.0K
PH

Agents Assemble - The Healthcare AI Endgame

Prompt Opinion (Darena Health)

Online Mar 4, 2026 - May 11, 2026
other
ai agents
$25.0K
PH

Maestro Hack Day

Protech Hub

Online Mar 4, 2026 - Mar 7, 2026Ending Soon
other
Non-cash Prize
LI

LIUX-Talent-Hackathon

liux

Online Mar 10, 2026 - Mar 12, 2026
other
Non-cash Prize
Injective Africa

Injective Africa Buildathon

Injective Africa

Online Mar 8, 2026 - Mar 21, 2026
other
injective
defi
$2.0K
PS

PantherHack 2026

Princeton Day School

Online Apr 17, 2026 - Apr 19, 2026
other
remote
beginner / first-time hackers
$250
UM

hackUMBC Mini Hackathon

umbc

Online Apr 17, 2026 - Apr 18, 2026
other
Non-cash Prize
DS

DUWiT Hacks 2026

Durham University Women in Tech Society

Online Mar 7, 2026 - Mar 8, 2026
other
on-site
Non-cash Prize
BC

Hack Brooklyn

Brooklyn College CS Club

Online Apr 17, 2026 - Apr 19, 2026
other
remote
hybrid
Non-cash Prize
HA

ImpactHacks by Hackathon for All

HackathonForAll

Online Apr 5, 2026 - Apr 6, 2026
other
remote
public goods & impact
$1.0K
AT

AdaHacks 2026

Ada's Team

Online Mar 6, 2026 - Mar 8, 2026
other
$1.2K
DE

UW Tech Exploration Lab Digital Health Challenge

Devpost

Online Mar 20, 2026 - Apr 6, 2026
other
$1.8K
H6

Hack Days in the 6ix

Hack the 6ix

Online Mar 6, 2026 - Mar 7, 2026
other
Non-cash Prize
SE

BAM Hacks

SEARCH

Online Mar 28, 2026 - Mar 29, 2026
other
Non-cash Prize
CA

Campfire Sonipat

campfire

Online Mar 2, 2026 - Mar 3, 2026
gaming
Non-cash Prize
GI

EcoHacks

Green Spaces Initiative

Online Mar 6, 2026 - Apr 12, 2026
other
$175
GS

GDG Winter 2026 Hackathon

Google Developer Group Oregon State

Online Mar 2, 2026 - Mar 9, 2026Ending Soon
other
$175
CO

2026 CodeXtreme Ingenious Hackathon Season 1

CodeXtreme

Online Mar 4, 2026 - Mar 7, 2026Ending Soon
other
$5.0K
CI

CYHacks '26

CYHS iTeam

Online Apr 24, 2026 - Apr 25, 2026
other
$500
BSA - EPFL

BSA - EPFL | Stablecoins & Payments Hackathon

BSA - EPFL

EPFL, BC Building Mar 21, 2026 - Mar 22, 2026
other
ton
$16.0K