GoOnHacks Online The world's biggest hackathon for weird ideas. $1,267 in prizes Winners announced 143 participants
Claude Builder Club x ACT Rice Hackathon Houston, TX, USA A fast, focused challenge where teams tackle real-world business issues using Anthropic’s AI tools Non-monetary prizes Nov 8 – 9, 2025 29 participants
Momentum x TPC Buildathon Austin, TX, USA 24 hrs of creation, innovation, reimagination $1,950 in prizes Nov 8 – 9, 2025 37 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 14069 participants
AWS AI Agent Global Hackathon Online Agents of change - building tomorrows AI solution today $45,000 in prizes Winners announced 9477 participants
Baseline Tooling Hackathon Online Accelerate availability of modern web features $10,000 in prizes Winners announced 2928 participants
RevenueCat Shipaton 2025 Online Ship apps and start making money. $355,000 in prizes Winners announced 51897 participants
Storyblok x Code and Coffee Hackathon 2025 Online Month-long Innovation Sprint $4,500 in prizes Winners announced 785 participants
Tech 4 Social Good Online Build a solution that empowers learners €2,000 in prizes Winners announced 505 participants
Fun and Games with Devvit Web Online Create a new game or experience for the Reddit community! $49,000 in prizes Winners announced 2608 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 128398 participants