An open source drop-in replacement for Google's reCAPTCHA.
Lets compare the best apps like Captcheck, shall we? We've picked out some really great programs for your platform. Check them out!
reCAPTCHA is a free CAPTCHA service that helps to digitize books, newspapers and old time radio shows. About 200 million CAPTCHAs are solved by humans around the...
hCaptcha allows websites to make money serving this demand while blocking bots and other forms of abuse.
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A configurable captcha solution, focusing on accessibility & simplicity whilst maintaining security.
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Confident Technologies provides free CAPTCHA security software called Confident CAPTCHA, a picture CAPTCHA that stops spam and bots. Download our free CAPTCHA security...
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Enterprice captcha service with no captcha capabilities. GDPR and Accessibility (WCAG 2.1) Compliant.
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FeedCaptcha is a new captcha system, easy to integrate and with meaning for your product. You create a set of questions that users answers in order to pass the captcha...
GeeTest protects your websites, mobile apps and APIs from bad bot attacks with zero user friction. Its self-learning defense model based on Graph Convolutional Networks...
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