I built Capybara Simulator in a day using Three.js, Meshy AI for 3D assets, and lofi AI tracks. One HTML file, no engine, no framework. It hit 48,000 players.
So I started a $1,000 flash hackathon. Best and most viral remix wins.
Full rules and deadline:
- Deadline is March 26, 2026.
- Fork or clone the repo below build the most addictive/viral version of capybara simulator version, feel free
- source code: github.com/summer-plays/capybara-simulator
- make a short video showcasing your capybara simulator version
- quote my tweet Capybara Hacktahon Submission with #capyhack + your video (important all promo happens on X, high visualization)
- If you win your fork must be open public
- Check the X post for all details

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