TreeHacks 2025 Stanford, CA, USA The largest collegiate hackathon in the U.S. $255,600 in prizes Feb 14 – 16, 2025 827 participants
Cal Hacks 11.0 San Francisco, CA, USA This year's Cal Hacks is co-hosted by Google and Fetch.ai. Together we'll assemble in SF for a weekend of hacking, friendship, and crazy ideas. $188,960 in prizes Oct 19 – 20, 2024 1140 participants
LaunchHacks 2023 Summer Hackathon Online Your opportunity to LAUNCH your ideas $58,012 in prizes Winners announced 675 participants
MEGA Hackathon 2023 Online A friendly hackathon focusing on the United Nation's 17 goals, aiming to improve human development. $810,226 in prizes Winners announced 405 participants
Hack3 Online We hosted the world's largest hackathon for high schoolers in 2021. We're back this year with Xylem, Github, Amazon, and Slack. Live judging, 10+ workshops, 30+ judges and mentors! $53,700 in prizes Winners announced 361 participants
Newegg's hackIMSA Online A statewide hackathon for all Illinois High-Schoolers! $4,500 in prizes Winners announced 84 participants
QurantineHacks 2020 Online We've all been stuck in quarantine. The perfect opportunity for a hackathon! $15,100 in prizes Winners announced 264 participants
HackTheLib Online Get a project on your portfolio, attend a presentation from an industry professional, or just come learn, create, and compete at HackTheLib! $125 in prizes Winners announced 197 participants