OpenAI Build Week Online Join a global week of building with Codex $100,000 in prizes Winners announced 46718 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 8464 participants
Reddit’s Games with a Hook Hackathon Online Join Reddit and Phaser to build incredible games for the Reddit community! $40,000 in prizes Winners announced 3065 participants
The Reddit Daily Games Hackathon Online Join Reddit and GameMaker to build incredible daily games for the Reddit community! $40,000 in prizes Winners announced 2982 participants
Codegeist 2025: Atlassian Williams Racing Edition Online Accelerate innovation: Build on Forge, extend Jira, Confluence, Bitbucket, and more— win your share of $120K. $120,000 in prizes Winners announced 3506 participants
FIBO Hackathon Online Build the Future of Creative Control with Scale $30,000 in prizes Winners announced 1139 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 4972 participants
Chroma Awards: AI Film, Music Videos, and Games Online An AI Film, Music Video, and Game Competition to Unite the Creative Community $191,500 in prizes Winners announced 5513 participants
Google Chrome Built-in AI Challenge 2025 Online Innovate with Intelligence: Build the Future of the Web with Gemini Nano and Chrome AI. $70,000 in prizes Winners announced 14053 participants
Fun and Games with Devvit Web Online Create a new game or experience for the Reddit community! $49,000 in prizes Winners announced 2605 participants
TiDB AgentX Hackathon 2025 Online Forge Agentic AI for Real-World Impact $30,500 in prizes Winners announced 2650 participants
Chainlink Spring 2023 Hackathon Online Join us for the biggest #Chainlink hackathon yet. Build the next generation of #Web3 apps alongside thousands of developers, creators, artists, and mentors. $435,500 in prizes Winners announced 2392 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
