Reddit Mod Tools and Migrated Apps Hackathon Featured Online Join Reddit to build moderation tools for the Reddit community! $45,000 in prizes May 27, 2026 09:00 PM EDT to submit 2442 participants
ImmerseGT 2025 Atlanta, GA, USA Largest XR Hackathon in the world Non-monetary prizes Apr 4 – 6, 2025 91 participants
The Climate Change-Makers Challenge: 2025 Online Join youth from across the world in this three-day challenge to create solutions for our climate crisis! $CAD 2,700 in prizes Winners announced 331 participants
HopperHacks X Online An inclusive hackathon focused on social good, hosted by Women in Computer Science at Stony Brook University Non-monetary prizes Winners announced 230 participants
WooHack 2025 Online An online hackathon hosted by The College of Wooster with three tracks – design, code, data – for U.S. college students at any levels. $2,119 in prizes Winners announced 94 participants
Google Developer Group Mini Machine Learning Competition Online Train the best model! UVA students only. Non-monetary prizes Winners announced 66 participants
DevRev Hackathon - Coding with AI Online Use AI to code and automate Developer tasks $23,000 in prizes Winners announced 1521 participants
CityHacks Online Community. Purpose. Ingenuity. CityHacks is hosted by the Los Rios ACM chapter. Our mission is to promote the technological capabilities of students of a less traditional path. $200 in prizes Winners announced 37 participants