RevenueCat Shipaton 2025 Online Ship apps and start making money. $355,000 in prizes Winners announced 51902 participants
OpenAI Open Model Hackathon Online Build with gpt-oss, OpenAI’s open weight reasoning models. $30,000 in prizes Winners announced 8657 participants
delivery.com App Challenge Online Unlock the local marketplace with apps that change the way people explore their communities and order online. $60,000 in prizes Winners announced 341 participants
AIG Rugby Innovation Challenge Online Powering the world’s passion for Rugby, AIG invites you to tackle big data and create apps that bring rugby to the masses. $85,000 in prizes Winners announced 189 participants
NYC BigApps 3.0 Online New York City challenged software developers to create apps that use city data to make NYC better. $50,000 in prizes Winners announced 633 participants
