OpenAI Build Week Online Join a global week of building with Codex $100,000 in prizes Winners announced 46665 participants
DiamondHacks 2026 San Diego, CA, USA San Diego's Largest Hackathon $25,710 in prizes Apr 4 – 5, 2026 366 participants
GitLab AI Hackathon Online You Orchestrate. AI Accelerates. $65,000 in prizes Winners announced 6921 participants
Amazon Nova AI Hackathon Online Build your way with Amazon Nova $40,000 in prizes Winners announced 13402 participants
DevStudio 2026 by Logitech Online Join the first ever Logitech Developer Challenge for a chance to win an all-expenses-paid trip to Switzerland and a $10,000 cash prize. $20,000 in prizes Winners announced 1299 participants
