Rene Maurer

This plugin show the current versions from WordPress | PHP | Theme | Webserver | MySQL in the Backend Dashboard footer.
<ul>
<li>WordPress version installed</li>
<li>PHP version from your Hoster</li>
<li>Theme and Child Theme</li>
<li>Web Server from your Hoster</li>
<li>MySQL version from your Hoster</li>
</ul>

WP Server & Theme Info

Show the current versions from WordPress | PHP | Theme | Webserver | MySQL in the Backend Dashboard footer.

ray.viljoen

Fubra

Adds custom menu under WordPress Admin to view all PHP info as produced with the standard phpinfo function, but without breaking the page strucure.
Developed by <a href="http://www.catn.com" rel="nofollow ugc">PHP Hosting Experts CatN</a>

PHP Server Info

A very simple plugin for displaying full PHP Info from within the WordPress Admin menu.

WP Server & Theme Info vs PHP Server Info