FIND EVIL! 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 4324 participants
Google Cloud Rapid Agent Hackathon Online Building Agents for Real-World Challenges $60,000 in prizes Winners TBD 14528 participants
ERNIE AI Developer Challenge Online Build Intelligent Solutions with ERNIE and PaddlePaddle $10,000 in prizes Winners announced 1081 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 4977 participants
Build Resilient Apps with Polkadot Cloud Online Radically open, radically useful $40,000 in prizes Winners announced 2728 participants
Starknet Re{Solve} Hackathon Online Unlock tomorrow's apps: Ultra-low fees, Ethereum security, Bitcoin power $47,500 in prizes Winners announced 1474 participants
Constellation: A Chainlink Hackathon Online Join us for the biggest Chainlink Hackathon yet. Assemble your crew, prime your engines, and launch the next generation of Web3 applications. $541,002 in prizes Winners announced 2242 participants