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 4974 participants
CS Girlies November Hackathon - Make Learning Cool Again! Online A 48-hour global hackathon where you will build tools to help students be lifelong learners, and enjoy it along the way!! $4,500 in prizes Winners announced 1214 participants
Build-a-thon 2025 Online Level up your coding skills with immersive workshops, nonstop programming, and over $19,500+ in prizes. $19,500 in prizes Winners announced 245 participants
Google Chrome Built-in AI Challenge 2025 Online Innovate with Intelligence: Build the Future of the Web with Gemini Nano and Chrome AI. $70,000 in prizes Winners announced 14063 participants
IEEE OC Computer Society AI Dev Hack 2025 Online Building the Future: AI-Powered Tools for Real World Impact $1,752 in prizes Winners announced 1519 participants
Gen AI Chakra 4 Smart Cities Hackathon Online Hack your way towards solving your local cities problems with ai $380 in prizes Winners announced 557 participants
CQhack25: A Quantum Computing Hackathon & Ideathon for Students Online A Quantum Computing Hackathon + Ideathon for Students to Learn, Collaborate, and Explore $1,900 in prizes Winners announced 304 participants
World’s Largest Hackathon presented by Bolt Online Build with AI for a shot at some of the $1M+ in prizes. $1,037,500 in prizes Winners announced 128374 participants
Perplexity Hackathon Online Create an internet-enabled project to inspire curiosity, seek knowledge, or reason through complex tasks. $35,000 in prizes Winners announced 4360 participants
