This plugin allows you to implement Google Captcha (reCAPTCHA) into web forms.
An exceptionally powerful WordPress anti-spam plugin that eliminates comment spam, trackback spam, contact form spam & registration spam.
Zero Spam makes blocking spam comments a cinch. Install, activate and enjoy a spam-free site. Supports Gravity Forms, Ninja Forms, BuddyPress & mo
Zero Spam makes blocking spam comments and registrations easy.