David He (ddavidhe)

Waterloo, Ontario, Canada
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GitHub
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CXC 2026 - AI Hackathon

Waterloo, Canada

CXC is back with a fresh new spin! Enjoy a 36-hour hacking event full of networking, events, and big prizes!

$2,500 in prizes
Feb 6 – 8, 2026
244 participants

UofTHacks 13

Toronto, Canada

Join 500+ brilliant developers, inspiring designers, and innovative creators for 36 hours of hacking at University of Toronto's annual hackathon!

Non-monetary prizes
Jan 17 – 18, 2026
520 participants

Cal Hacks 12.0

San Francisco, CA, USA

This year's Cal Hacks is co-hosted by Claude, Fetch AI, AppLovin, and Amazon's Annapurna Labs! Together we'll assemble in SF for a weekend of hacking, friendship, and crazy ideas.

$58,100 in prizes
Oct 24 – 26, 2025
2166 participants

Hack the Valley X

Toronto, Canada

Celebrating our 10th iteration of innovation, impact, and imagination as Hack the Valley X returns. Are you ready to shape the future?

$CAD 2,500 in prizes
Oct 3 – 5, 2025
405 participants

Hack the 6ix 2025

Toronto, Canada

Toronto's largest summer hackathon, now in its 11th iteration!

$3,700 in prizes
Jul 18 – 20, 2025
396 participants

CxC Powered by EY

Online

Waterloo's premier data science competition is back! Tackle real world data science challenges provided by company sponsors, with a $5000+ prize pool up for grabs!

$CAD 5,155 in prizes
Winners announced
121 participants