simple image captcha
zCaptcha - Jquery Image Captcha
The zCaptcha is a brand new Image Captcha system. Ever get tired of the old troublesome words you need to type always? Well with zCaptcha you just simply click on the image that you think is best suited for. It may sound simple but in fact its a powerful anti-bot captcha with over 3000 possible results. zCaptcha also comes with the property of anti-OCR (Optical character recognition). zCaptcha also has many different soft effects that users wi...
SoundCaptcha - Captcha that speaks.
SoundCaptcha is simple form for verification of any “token” in case that submitted request is human input. We all know that todays captchas generate string that most of times are hard to read from eye of human and this requires that the page must reload (refresh) to generate new captcha string, and after refreshing page you may lost some of information you’ve already wrote in the input fields, meanwhile this creates frustration to you as user....