Cloudflare Turnstile is described as 'Turnstile is Cloudflare's smart CAPTCHA alternative. It automatically chooses from a rotating suite of non-intrusive browser challenges based on telemetry and client behavior exhibited during a session' and is an app. There are more than 25 alternatives to Cloudflare Turnstile for a variety of platforms, including Web-based, SaaS, Self-Hosted, Wordpress and Docker apps. The best Cloudflare Turnstile alternative is Cap Captcha, which is both free and Open Source. Other great apps like Cloudflare Turnstile are Anubis, reCAPTCHA, Private Captcha and Procaptcha.
TrustSig replaces traditional CAPTCHAs with deep device fingerprinting. Puzzles and checkboxes frustrate human visitors and damage conversion rates. We built a platform that extracts hardware telemetry to block bot traffic out-of-band.
Estonia
EU
