Rits Lakhani (testingdev2010)

India

Reddit and Kiro: Community Games Challenge

Online

Reddit and Kiro are hosting a virtual hackathon for the best community game!

$45,000 in prizes
Winners announced
1929 participants

RevenueCat Shipaton 2025

Online

Ship apps and start making money.

$355,000 in prizes
Winners announced
51899 participants

Code with Kiro Hackathon

Online

A challenge for developers to explore Kiro, an AI IDE that works alongside you to turn ideas into production code with spec-driven development.

$100,000 in prizes
Winners announced
9967 participants

OpenAI Open Model Hackathon

Online

Build with gpt-oss, OpenAI’s open weight reasoning models.

$30,000 in prizes
Winners announced
8652 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
128406 participants