Dan LaManna

This is a simple plugin that uses wordpress’ hierarchy to determine what theme file the current page used to render it!

Show Theme File

This is a simple plugin that uses wordpress' hierarchy to determine what theme file the current page used to render it!

Amin Nazemi

This plugin disables Pagination in navigation menu lists and preserves taxonomy hierarchy. 
Also, it helps you when you using WooCommerce and you have more than 50 category items. 
It can preserve WooCommerce category hierarchy.
FEATURES
<ul>
<li>Disable Pagination in nav menu add item lists </li>
<li>Preserve hierarchy in category nav menu add item list and posts category selector</li>
<li>Automatically scroll to first checked item in post category selector </li>
<li>Preserve WooCommerce category hierarchy</li>
</ul>

Preserve Taxonomy Hierarchy

Preserve hierarchy in posts category and navigation menu editor lists.

Show Theme File vs Preserve Taxonomy Hierarchy