Duning Ouyang (duningouyang)

Chicago, Illinois, United States
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Kiroween 2026

Online

Build something wicked and git commit to the darkness.

$100,000 in prizes
Dec 04, 2026 05:00 PM EST to submit
10164 participants

PayPal AI Hackathon

Featured

Online

Build what’s next with PayPal and AI

$67,500 in prizes
Nov 12, 2026 03:00 PM EST to submit
30512 participants

Nebius x NVIDIA Global AI Hackathon

Online

Build the next frontier of AI on open infrastructure

$50,000 in prizes
Winners TBD
29876 participants

OpenAI Build Week

Online

Join a global week of building with Codex

$100,000 in prizes
Winners announced
46662 participants

Global AI Hackathon Series with Qwen Cloud

Online

Build your own AI Agent on Qwen Cloud - compete for $70K in prizes across five tracks.

$45,000 in prizes
Winners announced
8434 participants