Product Catalog WordPress Plugin that's Simple to Set Up & Easy to Customize. Customization: There are many options available for customizing the functionality and look of the product catalog WordPress plugin. With multiple styles and layouts, as well as an array of advanced features, you can set up the catalog to work how you need. There are also styling options that let you choose the colors, element sizes, text and more. And you can even add your own custom CSS. All of this allows for a seamless integration of the plugin into your theme and site! ... Custom Fields: Create new custom fields to display extra information about your products, and which can be used for detailed filtering. ... WooCommerce Sync: WooCommerce integration allows you to sync all your products back and forth between WooCommerce and the Ultimate Product Catalog WordPress plugin, and lets you offer purchase and checkout directly from the catalog.