OpenAI Build Week Online Join a global week of building with Codex $100,000 in prizes Winners announced 46672 participants
AETHRA GLOBAL IDEATHON 2025 Online All you need is an Idea - and a drive to create impact!! $5,785 in prizes Winners announced 557 participants
Reddit and Kiro: Community Games Challenge Online Reddit and Kiro are hosting a virtual hackathon for the best community game! $45,000 in prizes Winners announced 1925 participants
Baseline Tooling Hackathon Online Accelerate availability of modern web features $10,000 in prizes Winners announced 2917 participants
