OpenAI Build Week Online Join a global week of building with Codex $100,000 in prizes Winners announced 46708 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 8461 participants
UiPath AgentHack Online Build the AI agents of tomorrow. $50,000 in prizes Winners announced 4008 participants
H0: Hack the Zero Stack with Vercel v0 and AWS Databases Online Front-end in minutes. Back-end designed for scale. $80,000 in prizes Winners announced 9731 participants
Build with MeDo Hackathon Online Build creative applications with MeDo, no coding required. Push the boundaries of what you can create. $50,000 in prizes Winners announced 8355 participants
Learning Hackathon: Spec Driven Development Online Great AI projects start with great planning. Learn the process with Claude Code and apply it to yours. Non-monetary prizes Winners announced 1251 participants
RevenueCat Shipyard: Creator Contest Online Collaborate with creators to build their app in 1 month $165,000 in prizes Winners announced 7058 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
LMA EDGE Hackathon Online Loan markets reimagined: practical, commercial, and scalable solutions for the multi-trillion dollar loan market. $25,000 in prizes Winners announced 2076 participants
MNEE Hackathon: Programmable Money for Agents, Commerce, and Automated Finance Online Create real-world applications that redefine how money moves with MNEE stablecoin. $50,000 in prizes Winners announced 1063 participants
Yelp AI API Hackathon Online Create an app using Yelp's new conversational AI API which supports business discovery, comparisons and restaurant reservations $5,000 in prizes Winners announced 311 participants
Build Resilient Apps with Polkadot Cloud Online Radically open, radically useful $40,000 in prizes Winners announced 2725 participants
Starknet Re{Solve} Hackathon Online Unlock tomorrow's apps: Ultra-low fees, Ethereum security, Bitcoin power $47,500 in prizes Winners announced 1473 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
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 9950 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 128337 participants
Perplexity Hackathon Online Create an internet-enabled project to inspire curiosity, seek knowledge, or reason through complex tasks. $35,000 in prizes Winners announced 4353 participants
Hack Reddit 2025 Online Create a new game or experience for the Reddit community! $36,000 in prizes Winners announced 1740 participants
Electroneum Hackathon 2025 Online Create innovative, scalable, and functional apps on Electroneum $52,500 in prizes Winners announced 1325 participants
One Trillion Agents Hackathon Online Bring order to chaos. Buidl the resistance. $102,550 in prizes Winners announced 1993 participants
XR Design Challenge Online Shape the Future of Spatial Design $15,000 in prizes Winners announced 995 participants
Reddit Games and Puzzles Hackathon Online Create a new game or puzzle for the Reddit community! $116,000 in prizes Winners announced 1939 participants
Google Chrome Built-in AI Challenge Online Develop a web application or Chrome Extension that uses one or more Chrome built-in AI APIs to interact with integrated models such as Gemini Nano. $65,000 in prizes Winners announced 8490 participants
Google Photorealistic 3D Maps Challenge Online Build a new dimension of web experiences with 3D Maps for JavaScript developers $26,000 in prizes Winners announced 1738 participants