Arbiter Hacks V1 Online Open innovation for all, submit projects that have potential impact and usability! $7,800 in prizes Dec 21, 2026 12:00 AM EST to submit 914 participants
SafeSpace Hacks Online Build a little more peace of mind. Create anything that helps people, communities, or systems stay safer. $280 in prizes Nov 22, 2026 05:00 PM EST to submit 331 participants
LaunchPad Hacks Online Build something worth launching. A beginner-friendly online student hackathon for bold ideas, useful prototypes, and creative problem-solvers. $300 in prizes Nov 20, 2026 05:00 PM EST to submit 445 participants
PayPal AI Hackathon Featured Online Build what’s next with PayPal and AI $67,500 in prizes Nov 12, 2026 03:00 PM EST to submit 29951 participants
Qloo Agentic Hackathon Online Agents, but with taste. $25,000 in prizes Winners TBD 2991 participants
IEEE ClimateChain Global Hackathon Online AI and BLOCKCHAIN Innovate Today for a Sustainable Tomorrow. $3,000 in prizes Winners TBD 1212 participants
Build, Ship, Shape: Amazon Developer Hackathon Online Build across Amazon Devices and shape what's next. $138,000 in prizes Winners TBD 35467 participants
OpenAI Build Week Online Join a global week of building with Codex $100,000 in prizes Winners announced 46663 participants