S Abdullah Prem

<p>Displays pages or posts from a category, excluding the current one, with options for list styles: plain, bullet, or numbered.</p>
<h3>License</h3>
<p>This plugin is licensed under the GPLv3 (or later) license. You can freely use, modify, and distribute this plugin under the terms of the GPLv2 license. For more information about the GPL license, please visit: https://www.gnu.org/licenses/gpl-3.0.txt</p>


Category Post Page List Widget

A widget to list category-related pages or posts in the sidebar, excluding the current page or post, with options for numbered, bullet, or no list for …

migrad

<h4>Frontend</h4>
<p>This plugin allows you to display and collapse the tree of subcategories of categories that have at least one subcategory.</p>
<p>Features:</p>
<ul>
<li>Collaps and expand subcategories.</li>
<li>Remove links of all or some categories.</li>
<li>Hide one or several categories.</li>
<li>Change the images with plus and minus symbols for other images that represent collapsed or expanded categories, or css icons.</li>
<li>Order categories list by name and slug.</li>
<li>Hide icons for expand/collapse if you don’t want it.</li>
<li>Collapse all categories when show a post page or maintain expand the category related with the post.</li>
<li>Maintain expand all or some categories.</li>
</ul>
<h4>If your WordPress theme don’t use the widget categories list of WordPress, this plugin maybe don’t work.</h4>
<h4>Backend</h4>
<p>This plugin allows you can to limit the number of categories and subcategories selectables in the categories list block in edit post page.</p>
<p>Features:</p>
<ul>
<li>Limit the number of categories or subcategories selectables in the categories list block in edit post page.</li>
<li>Admin page for custom this limit for category level.</li>
</ul>


Collapsing Categories List

This plugin modifies the categories block to add new features such as collapse and expand categories and subcategories, order, etc.

Category Post Page List Widget vs Collapsing Categories List