atitan

Math Quiz generates dynamic math problem in the comment form to beat spam robots and supports flexible form style customization.
Demo website: https://atifans.net/ (with Supercache and AJAX comment form enabled)
For PayPal donation, please use this email address: info a.t atifans.net
Features:
<ul>
<li>Dynamic problems prevent spam robots from posting unwanted content.</li>
<li>Quiz form inserted using AJAX for better compatibility with HTML cache plugins.</li>
<li>Form style and position can be customized in the control panel.</li>
<li>Trackbacks and Pingbacks are checked with DNS queries to avoid abuse.</li>
<li>Optional login page protection.</li>
</ul>
Translators:
<ul>
<li>SLV-es (Spanish)</li>
<li>Joao Paulo (Portuguese)</li>
</ul>

Math Quiz

Math Quiz generates dynamic math problem in the comment form to beat spam robots.

Sed Lex

Mike L

KaizenCoders

This plugins avoids spam actions on your website (comments and contact form if you use Contact Form 7).
Captcha image and Akismet API are available to detect spam for this plugin.
In addition, it is possible to ban spammers using Automatic Ban IP plugin.
You may configure (for the captcha):
<ul>
<li>The color of the background</li>
<li>The color of the letters</li>
<li>The size of the image</li>
<li>The size of the letters</li>
<li>The slant of the letters</li>
<li>…</li>
</ul>
This plugin is under GPL licence
<h4>Multisite – WordPress MU</h4>
This plugin works with multisite installation of WordPress.
<h4>Localization</h4>
<ul>
<li>Azeri (Latin) (Azerbaijan) translation provided by BayBakVoiceofaNation</li>
<li>Czech (Czech Republic) translation provided by SedLex, Kumerson</li>
<li>German (Germany) translation provided by SedLex, Diego, ThorstenKallnischkies, PatrickEhrler, Inoverse</li>
<li>English (United States), default language</li>
<li>Spanish (Spain) translation provided by SedLex, Krazz, admin, ThorstenKallnischkies, SecurityNull</li>
<li>Spanish (Mexico) translation provided by RUBEN</li>
<li>Farsi (Iran) translation provided by BahmanMohadeci, mortezapourmirzai, AmirMaskani, Raheb</li>
<li>Finnish (Finland) translation provided by </li>
<li>French (France) translation provided by SedLex, Geraldine, fabien, Brugees, jpmarceorg, nourdin</li>
<li>Italian (Italy) translation provided by GimmiGIS</li>
<li>Japanese (Japan) translation provided by hasegawa</li>
<li>Lithuanian (Lithuania) translation provided by marko.estas</li>
<li>Dutch (Netherlands) translation provided by Marksremarks</li>
<li>Norwegian-Nynorsk (Norway) translation provided by BjornHoel</li>
<li>Polish (Poland) translation provided by Kobra</li>
<li>Portuguese (Brazil) translation provided by MarcosAndrade, AdrianaVandoni, IuriJacob</li>
<li>Russian (Russia) translation provided by IgorPulbere</li>
<li>Turkish (Turkey) translation provided by AdLX</li>
<li>Vietnamese (Viet Nam) translation provided by SilverLight</li>
<li>Chinese (People’s Republic of China) translation provided by bladin</li>
<li>Chinese (Taiwan) translation provided by </li>
</ul>
<h4>Features of the framework</h4>
This plugin uses the SL framework. This framework eases the creation of new plugins by providing tools and frames (see dev-toolbox plugin for more info).
You may easily translate the text of the plugin and submit it to the developer, send a feedback, or choose the location of the plugin in the admin panel.
Have fun !

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