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 17313 participants
Starknet Re{Solve} Hackathon Online Unlock tomorrow's apps: Ultra-low fees, Ethereum security, Bitcoin power $47,500 in prizes Winners announced 1473 participants
Africa Deep Tech Challenge 2025 Online Create breakthrough solutions that thrive under constraints and unlock Africa’s deep tech potential. $20,000 in prizes Winners announced 2816 participants
