Alternatives to reCAPTCHA for all platforms with any license

  • UniqPin icon


    UniqPin is a free for non-commercial use service which destiny improve ability of interfaces detect a human or a computer operate with...

    Free Personal Self-Hosted JavaScript PHP

  • visualCaptcha icon


    A configurable captcha solution, focusing on accessibility & simplicity whilst maintaining security.

    Open Source Self-Hosted GitHub

  • Keypic icon


    Keypic provides a series of Web Security solutions 1) Protection from web-spam without CAPTCHA Keypic helps boost site conversions...

    Freemium Web / Cloud

  • PlayThru icon


    The PlayThru is the next generation of online human verification. It is designed to be more simple, more intuitive, and more fun than...

    Free Web / Cloud

  • Mollom icon


    Mollom is a freemium web service to get rid of spam, unwanted content and fake users on your Drupal, Wordpress and Joomla site or blog.

    Freemium Web / Cloud

  • Securimage

    Securimage is a script for generating complex images and CAPTCHA codes to protect forms from spam and abuse. It can be easily added...

    Open Source Web / Cloud

  • Sblam! icon


    Open-source implementation of server-side spam filtering of blog comments and forum posts. It's available as a free web...

    Open Source Linux Web / Cloud

  • Confident Captcha icon

    Confident Captcha

    Confident Technologies provides free CAPTCHA security software called Confident CAPTCHA, a picture CAPTCHA that stops spam and bots....

    Freemium Web / Cloud

  • phpformmailer

    Easy to use - Nothing stupid your visitors have to type before the form submits.

    Free Self-Hosted PHP

reCAPTCHA Comments


Negative Comment by Anonym
about reCAPTCHA Sep 2013

94 likes(trolls) and 999999999999999999 dislikes


Soon, reCAPTCHA's CAPTCHAs will be so hard to read, only ro ...

Comment by oKtosiTe
about reCAPTCHA Jun 2011

Soon, reCAPTCHA's CAPTCHAs will be so hard to read, only robots can solve them... ;-)