As you know, by default, WordPress comes with two post types: page and post. If you want a more variety of suitable post types to choose from, e.g., a post type for products, you have to create them yourself. Such post types are called Custom Post Types.
WordPress users must be familiar with the concept of content type classification using Categories or Tags. These things also are called Taxonomy. So what is Taxonomy? Simply, it gives you various options for classifying new content types. This article will introduce you to the process of creating a custom taxonomy that stores additional custom content types without mixing them with Categories or Tags.