Gagan Deep Singh

Notice: Currently works only with WordPress Classic Editor, not Gutenberg compatible
Allows you to choose primary category for posts and custom post types.
When the permalink structure includes category, the category marked as Primary, will be used for generating the permalink of the post.
Works with custom post types and custom taxonomies as long as the taxonomy supports hierarchical structure.

Easy Primary Category

Allows you to choose primary category for posts and custom post types.

Ashar Irfan

A light-weight WordPress plugin to assign primary category to posts and custom post types.
<h3>How to Use</h3>
<ol>
<li>Browse to any post or custom post type in WordPress admin.</li>
<li>Check the taxonomies that you want to assign to it.</li>
<li>Select the respective primary taxonomies.</li>
<li>Save the post.</li>
<li>Use this shortcode to query the posts: <code>spc_primary_term_posts</code>.</li>
<li>Use the action hook — <code>spc_display_primary_term_posts</code> — to display the queried posts in your theme.</li>
</ol>

Simple Primary Category

A light-weight WordPress plugin to assign primary category to posts and custom post types.

Easy Primary Category vs Simple Primary Category