nerdismftw.com

Display a list of all registered post types and taxonomies including all properties. The list is expandable/collapsable.
Use for debugging or educational purposes.
You will find the menu link in the “Tools” section.

Post Type & Taxonomy Debug

Display a list of all registered post types and taxonomies including all properties. The list is expandable/collapsable. Use for debugging or educatio …

Florian Palme

Amazing Improvements in Version 1.0! Check it out! 
Tested wit 3.8.1 only, but could work with previous versions.
Add more informations to your lists with Custom Columns.
<h4>Configuration</h4>
<ol>
<li>Click on the appeared menu link under “Settings”.</li>
<li>Choose one of the posttypes.</li>
<li>Use the + to add a new column.</li>
<li>Double click on the tab to change the column name.</li>
<li>In the active tab, click x to remove the tab.</li>
<li>Click on “Options”, so you can make the column sortable. Then just choose a type and a value.</li>
<li>On the elements header click + to add a new element.</li>
<li>For each element you can choose a type and define several options.</li>
</ol>

Custom Columns

Create Custom Columns for your Post Types easily

Post Type & Taxonomy Debug vs Custom Columns