public goods & impact Hackathons
Discover public goods & impact hackathons in Web3 and blockchain.
View all with full filters →Hackathon Agéntico SoftwareChido 2026B
Oct 5, 2026 - Nov 25, 2026
Prize Pool
Non-cash Prize
KTPHacks 2
Nov 7, 2026 - Nov 8, 2026
Prize Pool
Non-cash Prize
Open Source Impact
Sep 30, 2026 - Oct 31, 2026
Prize Pool
Non-cash Prize
SUSTAIN-A-THON 2.0
Oct 27, 2026 - Oct 28, 2026
Prize Pool
$150.0K
Badger Build Fest 2026
Sep 26, 2026 - Sep 27, 2026
Prize Pool
$11.8K
Tech For Her
Sep 24, 2026 - Sep 25, 2026
Prize Pool
$185
Carolina Data Challenge 2026
Sep 26, 2026 - Sep 27, 2026
Prize Pool
Non-cash Prize
Multimodal AI Hackathon 2026
Sep 30, 2026 - Oct 14, 2026
Prize Pool
₹100.0K
ML Empowerment Build Challenge 3.0 - FREE Prizes for EVERYONE
Sep 5, 2026 - Oct 5, 2026
Prize Pool
Non-cash Prize
Seattle GiveCamp 2026
Oct 16, 2026 - Oct 18, 2026
Prize Pool
Non-cash Prize
FutureForge Hacks
Nov 20, 2026 - Nov 21, 2026
Prize Pool
Non-cash Prize
Hack the Change 2026
Nov 7, 2026 - Nov 8, 2026
Prize Pool
CA$5.0K
CommuniHacks
Nov 7, 2026 - Nov 8, 2026
Prize Pool
$3.2K
2026 AI for Good Hackathon
Oct 23, 2026 - Oct 25, 2026
Prize Pool
Non-cash Prize
Houston Hackathon 2026
Sep 25, 2026 - Sep 28, 2026
Prize Pool
Non-cash Prize
ImpactHack 2026
Oct 1, 2026 - Oct 8, 2026
Prize Pool
Non-cash Prize
Planet Resilience: Innovation for Sustainable Impact Hackathon
Sep 28, 2026 - Oct 1, 2026
Prize Pool
$1.7K
Neighborhood Hacks
Oct 16, 2026 - Oct 24, 2026
Prize Pool
$9.7K
Arbiter Hacks V1
Oct 20, 2026 - Dec 21, 2026
Prize Pool
$3.8K
Hack Away Hunger: Food Insecurity Challenge
Jul 18, 2026 - Oct 8, 2026
Prize Pool
$5.0K