PHP Library for reCAPTCHA The reCAPTCHA PHP Library provides a simple way to place a CAPTCHA on your PHP website, helping you stop bots from abusing your website. The library wraps the reCAPTCHA API. The library also includes an API for Mailhide, a way to wrap email addresses in a reCAPTCHA, hiding them from spammers. reCAPTCHA Quickstart These instructions should get you started quickly if you kn