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 28823 participants
OneAquaHealth IEEE Global Hackathon Online Healthy Waters Healthy Ecosystems.Healthy Communities $3,500 in prizes Winners TBD 1358 participants
Arm Create: AI Optimization Challenge Online One challenge. Three frontiers of AI. All powered by Arm. $8,000 in prizes Winners announced 2468 participants
MEGA Hackathon 2026 Online A collaborative hackathon integrating computer science, STEM, economics, and infrastructure — aimed at advancing human development. Non-monetary prizes Winners announced 917 participants
NextStep Hacks 2025 Online Breaking limits, one idea at a time. $1,000 in prizes Winners announced 885 participants