altcha-org/altcha
GDPR, WCAG 2.2 AA, and EAA compliant, self-hosted CAPTCHA alternative with PoW mechanism.
113 best points · 70 comments · 2 Hacker News posts · 2,879 GitHub stars · View on GitHub
Hacker News discussions
- Lightweight open source reCaptcha alternative (113 points, 70 comments, by michalpleban, 2025-05-13)
- Open source GDPR compliant alternative for Recaptcha and CF Turnstile (5 points, 0 comments, by skulblock, 2024-08-08)