Test and observe anti-bot systems and captchas

reCAPTCHA

• reCAPTCHA v2 Checkbox (Medium)
  Classic "I'm not a robot" checkbox with medium security
• reCAPTCHA v2 Checkbox (Easy)
  Classic "I'm not a robot" checkbox with easy security
• reCAPTCHA v2 Checkbox (Hard)
  Classic "I'm not a robot" checkbox with hard security
• reCAPTCHA v2 Invisible (Easy)
  Invisible badge triggered on action with easy security
• reCAPTCHA v2 Invisible (Medium)
  Invisible badge triggered on action with medium security
• reCAPTCHA v2 Invisible (Hard)
  Invisible badge triggered on action with hard security
• reCAPTCHA v3
  Score-based detection without user interaction

Other Captchas

• hCaptcha
  Privacy-focused captcha alternative
• Cloudflare Turnstile
  Smart CAPTCHA alternative by Cloudflare