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 3058 participants
Learning Hackathon: Spec Driven Development Online Great AI projects start with great planning. Learn the process with Claude Code and apply it to yours. Non-monetary prizes Winners TBD 1268 participants
Build Resilient Apps with Polkadot Cloud Online Radically open, radically useful $40,000 in prizes Winners announced 2730 participants
AETHRA GLOBAL IDEATHON 2025 Online All you need is an Idea - and a drive to create impact!! $5,785 in prizes Winners announced 559 participants
LuminHacks Online Empower Your Project: Create the Next Big Thing with AI Models. $3,500 in prizes Winners announced 290 participants
Cloud Run Hackathon Online Build applications with Cloud Run $50,000 in prizes Winners announced 3430 participants
Rift Rewind Hackathon Online Your Season, Your Story — League API + AWS AI Services $26,000 in prizes Winners announced 2638 participants
Open Hack Online You Code , You Create , You Collaborate ₹ 10,000 in prizes Winners announced 307 participants
Codyssey Online Code to Create. Create to Change. ₹ 10,000 in prizes Winners announced 233 participants
BUILD Halloween Hacks Online Join the BUILD Halloween Hacks this October 1-October 31, 2025 for a spooky community hackathon! $9,717 in prizes Winners announced 226 participants
Green Wells Innovation Hackathon Online Fueling Innovation: Powering the Future of Energy Through Technology $4,500 in prizes Winners announced 672 participants
Eurekathon 2025 - Low/No Code & Prizes for all participants Online A 5-week global innovation challenge blending science fairs and hackathons. Research or code your way to innovation across multiple STEM tracks! Code, research and win prizes! $35,774 in prizes Winners announced 235 participants
EduHacks AI Fest 2025 Online Build Educational AI Tools That Actually Help. $22,500 in prizes Winners announced 431 participants