The Climate Change-Makers Challenge: 2026 Online Join youth from across the world in this three-day challenge to create solutions for our climate crisis! $CAD 2,690 in prizes Winners announced 284 participants
AthenaHacks 2026 Los Angeles, CA, USA Southern California’s premier women-centric hackathon (trans and non-binary inclusive) Non-monetary prizes Mar 23 – 29, 2026 87 participants
Kiroween Online Build something wicked for Kiroween, our annual Halloween-themed hackathon where developers dare to code in dark mode $100,000 in prizes Winners announced 4974 participants
