on-site Hackathons
Discover on-site hackathons in Web3 and blockchain.
View all with full filters →Seattle GiveCamp 2026
Oct 16, 2026 - Oct 18, 2026
Prize Pool
Non-cash Prize
Hack the Hill III
Sep 25, 2026 - Sep 27, 2026
Prize Pool
Non-cash Prize
Sierra Hacks 2026
Oct 23, 2026 - Oct 24, 2026
Prize Pool
Non-cash Prize
Rutgers Health Hack 2026
Oct 9, 2026 - Oct 11, 2026
Prize Pool
$10.0K
Central Hacks
Nov 14, 2026 - Nov 15, 2026
Prize Pool
$1.2K
Test Flight: Glasswing Ventures AI Hackathon
Sep 26, 2026 - Sep 27, 2026
Prize Pool
Non-cash Prize
Dublin Hacx
Oct 3, 2026 - Oct 4, 2026
Prize Pool
$2.3K
HackWashU Fall AI Build Challenge
Sep 25, 2026 - Sep 27, 2026
Prize Pool
Non-cash Prize
hackPHS 2026
Oct 10, 2026 - Oct 11, 2026
Prize Pool
$1.0K
CAST-GNY Startup Pitch Competition 2026
Sep 1, 2026 - Sep 22, 2026
Prize Pool
Non-cash Prize
Status: Upcominghaxfinity
Dec 12, 2026 - Dec 13, 2026
Prize Pool
Non-cash Prize
Status: EndedHACK WITH GDG S4
Oct 8, 2026 - Oct 10, 2026
Prize Pool
Non-cash Prize
Status: EndedDEFINE 4.0
Oct 9, 2026 - Oct 10, 2026
Prize Pool
Non-cash Prize
Status: EndedRecursive
Oct 8, 2026 - Oct 8, 2026
Prize Pool
Non-cash Prize
AI for Social Good: Hack with MLH & DigitalOcean
Jul 10, 2026 - Jul 11, 2026
Prize Pool
$5.3K
BearHacks 2027
Apr 23, 2027 - Apr 25, 2027
Prize Pool
$10.0K
Orchidhackx
Jul 10, 2026 - Jul 11, 2026
Prize Pool
$855
AI Healthcare Hack NYC - by Arya Health & Twilio AI Startup Searchlight
Jul 10, 2026 - Jul 11, 2026
Prize Pool
Non-cash Prize
Status: Ended.hack '26
Sep 4, 2026 - Sep 6, 2026
Prize Pool
Non-cash Prize
OneInbox AI Internship Hackathon 2026
Jul 6, 2026 - Jul 20, 2026
Prize Pool
Non-cash Prize