cleanscript

A very simple plugin that provides information about the Custom Page Templates available in the theme: What they are, which are not used and where the used ones are used, selectively.
Main features: 
Available page templates list 
Unused page templates list 
List of page templates with checkboxes that output when submitted the links where they are used

Cleanscript – Page Templates Info

Find information about your page templates. What they are, which are not used and where the used ones are used, selectively.

Aaron Holbrook

Make your life easier while debugging by having pertinent information related to versions, error logs and more quickly and easily available from the WordPress admin.
Easily see at a glance:
<ul>
<li>server software, version, address and port</li>
<li>PHP version, error log location, execution time and memory limit</li>
<li>WordPress version, admin email, language, stylesheet and template paths and url</li>
<li>Theme name, author, version and theme root</li>
<li>List all plugins, version and status (active vs inactive)</li>
<li>Database version, prefix, table count, row count, option count and post count</li>
</ul>

System Report

Quickly identify important aspects of your server, PHP, WordPress installation, theme and plugins

Cleanscript – Page Templates Info vs System Report