FIND EVIL! Featured Online AI threats strike in minutes. Build the defender that responds in seconds. $22,000 in prizes Jun 15, 2026 11:45 PM EDT to submit 3145 participants
Google Cloud Rapid Agent Hackathon Featured Online Building Agents for Real-World Challenges $60,000 in prizes Jun 11, 2026 05:00 PM EDT to submit 5244 participants
DevNetwork [AI + ML] Hackathon 2026 South San Francisco, CA, USA Join the nation's largest challenge-driven AI and ML in-person + online hackathon @ AI DevSummit 2026! $8,000 in prizes May 11 – 28, 2026 724 participants
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 2053 participants
Build with MeDo Hackathon Online Build creative applications with MeDo, no coding required. Push the boundaries of what you can create. $50,000 in prizes May 20, 2026 09:00 AM EDT to submit 7139 participants
ZerveHack Online Stop thinking about it. Build it. Zerve AI Hackathon, $10,000 in prizes. $10,000 in prizes Winners announced 2242 participants
Q-Hackathon Mannheim, Germany Join 150 top tech talents from 40+ universities to build innovative solutions in just 24 hours at the Q-Hackathon. €5,000 in prizes Apr 8 – 9, 2026 16 participants
Authorized to Act: Auth0 for AI Agents Online Build an agentic AI application using Auth0 for AI Agents Token Vault $10,000 in prizes Winners announced 2871 participants
HackVision Online Code the Vision. Build the Future. Non-monetary prizes Winners announced 283 participants
Amazon Nova AI Hackathon Online Build your way with Amazon Nova $40,000 in prizes Winners announced 13443 participants