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!This plugin hasn’t been updated in over 2 years. It may no longer be maintained or supported and may have compatibility issues when used with more recent versions of WordPress.


This plugin creates a resistor color code captcha on comment forms

1.) Unpack the .zip file if you downloaded this as a .zip file. 2.) Upload the entire resisty/ directory to wp-content/plugins/. 3.) In the blog admin page, navigate to plugins, and click "Activate" under Resisty.

Colorblind friendly instructions (still in beta!):

1.)In classyCaptcha.php, find and replace all instances of




2.) Upload a .ttf font of your choice to the plugins/resisty/ directory 3.) Insert into line 97 of resistorImage.php

$font = 'MYFONT.ttf';

where MYFONT is the file you uploaded.

Requires: 2.0.2 or higher
Compatible up to: 2.1
Last Updated: 7 years ago
Active Installs: 10+


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