Brad Parbs

Outputs some database query information on page load for logged in admins. Output is located as an html comment in the footer and also in the console.

Database Performance Monitor

Outputs some database query information on page load for logged in admins. Output is located as an html comment in the footer and also in the console.

webvitaly

<ul>
<li><a href="http://web-profile.net/wordpress/plugins/silver-bullet/" title="Silver Bullet" rel="nofollow ugc">Silver Bullet</a></li>
<li><a href="http://web-profile.net/donate/" title="Donate" rel="nofollow ugc">Donate</a></li>
<li><a href="http://web-profile.net/wordpress/plugins/" title="WordPress plugins" rel="nofollow ugc">WordPress plugins</a></li>
</ul>
Plugin features: 
* speedup website by not loading useless functions. Excludes: deprecated.php, pluggable-deprecated.php, bookmark.php and bookmark-template.php (It saves about 2% on memory which WordPress consumes on every page load) 
* shows in the admin bar the number of SQL queries during the WordPress execution, the amount of time in seconds to generate the page and memory load
Your hosting will be happy.

Silver Bullet

"Silver Bullet" is the missing plugin for every WordPress website.

Database Performance Monitor vs Silver Bullet