Cap

A lightweight, modern open-source captcha

·Design·tracked since Sep 25, 2026
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Monthly revenue–Not shared yet
Rank–Unranked
Last 30 days–Growth in MRR
Revenue per founder–– founders

About Cap

Cap is a lightweight, modern open-source CAPTCHA alternative designed using SHA-256 proof-of-work and JS instrumentation. It's: - ⚡️ 250x smaller than hCaptcha - 🔒️ Private - 🌈 Fully customizable - 🤖 PoW-based - 🌳 Fully FOSS - 💨 Invisible

Launch traction

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428

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