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altcha-org/altcha

View on GitHub ↗ ★ 2,895 TypeScript

GDPR, WCAG 2.2 AA, and EAA compliant, self-hosted CAPTCHA alternative with PoW mechanism.

3 mentions on Hacker News by 3 people: 2 stories, 1 comment · first 2024-08-08 · latest 2025-05-15

Mentions per year 3 mentions · busiest year 2025 (2)
20082026
AllStoriesComments NewestTopOldest
  1. ▲ 113
    Lightweight open source reCaptcha alternative
    story by michalpleban · 2025-05-13 · 70 comments
  2. ▲ 5
    Open source GDPR compliant alternative for Recaptcha and CF Turnstile
    story by skulblock · 2024-08-08 · 0 comments