OpenAI Build Week Online Join a global week of building with Codex $100,000 in prizes Winners announced 46685 participants
DeveloperWeek 2026 Hackathon San Jose, CA, USA Join the nation's largest challenge-driven in-person and online hackathon @ DeveloperWeek 2026! $23,000 in prizes Feb 2 – 20, 2026 1802 participants
2019 Facebook North America Developer Community Hackathon San Francisco San Francisco, CA, USA Build innovative software for the future using Spark AR, Messenger and React/React Native $3,144 in prizes Nov 15 – 16, 2019 100 participants
CuseHacks 2018 Syracuse, NY, USA 24-hour event to build cool and innovative applications, websites, and hardware projects Non-monetary prizes Apr 21 – 22, 2018 53 participants
HackPrinceton Fall 2017 Princeton, NJ, USA HackPrinceton Fall 2017 Non-monetary prizes Nov 10 – 12, 2017 322 participants
Technica 2017 College Park, MD, USA University of Maryland's all-women hackathon! $5,570 in prizes Nov 4 – 5, 2017 208 participants
Fall 2017 hackNY Student Hackathon New York, NY, USA Fall 2017 hackNY Student Hackathon $2,399 in prizes Oct 14 – 15, 2017 234 participants
TechCrunch Disrupt NY 2017 New York, NY, USA Where Great Products Are Born in 24 Hours $36,404 in prizes May 13 – 14, 2017 490 participants
HackHERS 2017 New Brunswick, NJ, USA the women-centric hackathon @ rutgers Non-monetary prizes Feb 18 – 19, 2017 39 participants
