Category Icons is a Most Wanted Category Plugin for WordPress

This is said in the website wpbeginner, in this post :

http://www.wpbeginner.com/wp-tutorials/10-most-wanted-category-hacks-and-plugins-for-wordpress/

Pictures make a site more lively which is a given which is why blogger might want to associate pictures with their category. This plugin lets you associate a specific icon of your choice to a designated category. You can use this plugin to list categories by icon with or without names, and much more.