captcha

The ZT Captcha plugin is a robust security tool for WordPress websites, o...

Ajax Fancy Captcha is a jQuery plugin that helps you protect your web pag...

Contact Forms Builder by Core37: The new contact form builder that you...

Get many solutions for preventing security threats under one roof. Admint...

Provided by Multitoolbox. Simple, but strong captcha, built to prevent sp...

NOTICE: This plugin will no longer be supported nor updated. Infusionsoft...

GravityCaptcha is an easy, encrypted alternative to the frustrating Googl...

Getting tired of those CAPTCHA challenges that even human cannot understa...