Open Source Tools Tagged anti-abuse

Lightweight open-source CAPTCHA solution using SHA-256 proof-of-work. 250x smaller than hCaptcha, fully customizable, and privacy-focused with zero te

Lightweight open-source CAPTCHA solution using SHA-256 proof-of-work. 250x smaller than hCaptcha, fully customizable, and privacy-focused with zero telemetry. It is positioned as an open-source alternative to reCAPTCHA, hCaptcha, Cloudflare Turnstile. Primary category: CAPTCHA & Bot Protection. Detected stack: JavaScript, Github Actions, NodeJS, CSS, Typescript, Docker. Review the imported record before publishing or editing SEO copy.

Privacy-first CAPTCHA service that blocks bots while keeping forms accessible. No puzzles, no tracking, no cookies - just invisible cryptographic prot

Privacy-first CAPTCHA service that blocks bots while keeping forms accessible. No puzzles, no tracking, no cookies - just invisible cryptographic protection. It is positioned as an open-source alternative to reCAPTCHA, hCaptcha, Cloudflare Turnstile. Primary category: CAPTCHA & Bot Protection. Detected stack: JavaScript, Github Actions, NodeJS, CSS, Bash, Typescript. Review the imported record before publishing or editing SEO copy.