OpenAI Build Week Online Join a global week of building with Codex $100,000 in prizes Jul 21, 2026 08:00 PM EDT to submit 45819 participants
Bunnyshell Stack Jam Hackathon Online Contribute to Building the World’s First Repository of Reusable Cloud Environment Templates. $28,000 in prizes Winners announced 729 participants
Distributed WebAssembly Application Hackathon with Cosmonic Online Imagine, create, and scale your ideas using distributed cloud-native applications with WebAssembly $4,500 in prizes Winners announced 237 participants
Wix Make-A-SaaS Hackathon Online Are you ready to ship? Let’s build your dream SaaS product together on Velo by Wix, our full stack platform for creating secure, scalable and reliable web applications. $27,788 in prizes Winners announced 1133 participants
AWS Data Exchange for APIs Challenge Online Use APIs on AWS Data Exchange to build innovative web and mobile applications. $35,000 in prizes Winners announced 725 participants
API World Hackathon 2022 San Jose, CA, USA The API World 2022 Hackathon is the nation's largest API hackathon. $55,000 in prizes Oct 10 – 27, 2022 381 participants
UX Scene Designathon 2022 Online A free online design competition for students and aspiring designers. Non-monetary prizes Winners announced 335 participants
Supernova Online Internet Computer Web3 Hackathon $880,000 in prizes Winners announced 3531 participants
