Reddit’s Games with a Hook Hackathon Online Join Reddit and Phaser to build incredible games for the Reddit community! $40,000 in prizes Winners announced 3062 participants
Amazon Nova AI Hackathon Online Build your way with Amazon Nova $40,000 in prizes Winners announced 13268 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 1298 participants