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 21267 participants
IEEE ClimateChain Global Hackathon Online AI and BLOCKCHAIN Innovate Today for a Sustainable Tomorrow. $3,000 in prizes Winners TBD 1215 participants
EurekaDev 2026 Online A 5-week global innovation challenge blending science fairs and hackathons. Research or code your way to innovation across multiple STEM tracks! Code, research and win prizes! $19,122 in prizes Winners TBD 583 participants
Banana Hacks Online Build apps, games, and tools that solve real problems in a weekend around Image AI. $500 in prizes Winners announced 601 participants
