anna zhang (annaxzhang2025)

Cupertino, California, United States

Los Altos Hacks X

Sunnyvale, CA, USA

The world's largest high school hackathon.

Non-monetary prizes
Apr 11 – 12, 2026
279 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
4982 participants