A Java servlet for generating simple captcha images.

Example Captcha

Unlike other Captcha generators, this generator asks the user to click on a certain character, instead of typing a text.

This software is part of the Shredzone Commons.

The source code can be found at GitHub and is distributed under the terms of GNU Lesser General Public License Version 3.


commons-captcha is available at Maven Central. Just add this snippet to your pom.xml: