Bitrig Hacks iPhone Duo Edition San Francisco, CA, USA Explore a new kind of iPhone. Build something unexpected. Non-monetary prizes Sep 26, 2026 157 participants
OpenAI Build Week Online Join a global week of building with Codex $100,000 in prizes Winners announced 46647 participants
AWS AI Agent Global Hackathon Online Agents of change - building tomorrows AI solution today $45,000 in prizes Winners announced 9355 participants