GDG HACKS 2025: Build with AI Guelph, Canada Build with AI Non-monetary prizes May 2 – 4, 2025 215 participants
Hack Reddit 2025 Online Create a new game or experience for the Reddit community! $36,000 in prizes Winners announced 1744 participants
MEGA Hackathon 2025 Online A collaborative hackathon integrating computer science, STEM, economics, and infrastructure — aimed at advancing human development. $1,019,140 in prizes Winners announced 1410 participants
