A free voxel demo — play it in your browser, no install. Monster CAPTCHA — a first-person 3D voxel CAPTCHA. Catch wandering creatures in a procedurally generated world to prove you're human. Buildless Three.js, desktop + mobile touch controls, adaptive no-build-step performance scaling.
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Open the live demo Source on GitHubA first-person 3D voxel game that proves you're human by making you play, not squint at distorted text.
Catch six capture-points' worth of wandering creatures in a procedurally generated golden-hour valley — swim, wade, spelunk, and throw capture balls Palworld-style — and the CAPTCHA hands your page a token your backend can verify.
☝️ Click the checkbox. It opens the real game at arumes31.github.io/mon-captcha — no install, no sign-up, works on phones. Catch six capture-points' worth of creatures and the HUD flips to solved.
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