moallemi

the Advanced User Agent Displayer plugin displays the Browser and the operating system of people who commnet on your blog. 
Currently Support for Desktop and moblie operationg systems and browsers. 
Browsers: Internet Explorer, Opera, Firefox, Safari, Chrome, Epiphany, Avant, Maxthon, Konqueror and … 
Platform: Windows (2000, XP, Vista, 7), Linux, Mac, iPhone and …
What’s New in version 2.7.5.2
<pre><code>* Added support for wordpress 4.5
</code></pre>
Translations
<ul>
<li>Persian – <a href="http://www.moallemi.ir/" rel="nofollow ugc">Reza Moallemi</a></li>
<li>French – <a href="http://www.wptrads.fr/" rel="nofollow ugc">Wolforg</a></li>
<li>German – <a href="http://ppfeufer.de" rel="nofollow ugc">Pfeufer</a></li>
</ul>

Advanced User Agent Displayer

Hello dear,
This plugin broke my site. From Author box description to footer </html> everything disappeared in source code. 
Regards,
Gulshan

Broke my site

This wordpress plugin adds user agent information to your blog comments by adding browser and platform icons and lets visitors know the user agent of  …

This plugin can detect information such as country name, web browser and operating system from your commenters and then displays them on your comment section or anywhere you like.
Features:
<ul>
<li>
Detects and shows commenter?s country flag, web browser and operating system automatically
</li>
<li>
Supports many web browsers and operating systems: major desktop browsers, antiquated browsers, blogging software (for trackbacks and pingbacks), text based browsers, various PDAs and cell phones.
</li>
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Uses a binay file for IP to country resolution and supports database sources from Webhosting.info – Software77.net
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The returned string can be configed as a template to suite your theme
</li>
</ul>
<h3>Credits</h3>
Especially thanks to
<ul>
<li>
<a href="http://priyadi.net/" title="Priyadi Iman Nurcahyo" rel="nofollow ugc">Priyadi Iman Nurcahyo</a> for his <a href="http://priyadi.net/archives/2005/03/29/wordpress-browser-detection-plugin/" title="WordPress Browser Detection Plugin" rel="nofollow ugc">WordPress Browser Detection Plugin</a>
</li>
<li>
<a href="http://firestats.cc/" title="Omry Yadan" rel="nofollow ugc">Omry Yadan</a> for his <a href="http://firestats.cc/wiki/EasyIP2Country" title="Easy IP2Country" rel="nofollow ugc">Easy IP2Country </a> plugin
</li>
</ul>

Comment Info Detector

Enables you to detect your commenter's info and show their country flag, web browser, operating system automatically.

Advanced User Agent Displayer vs Comment Info Detector