Product GTIN (EAN, UPC, ISBN) for WooCommerce lets you set the GTIN (Global Trade Item Number) for each product of your shop. By default, WooCommerce allows to set the SKU custom field for a product, but sometimes the SKU isn’t enough. Google and Amazon use global trade item numbers (GTINs) to group identical products. The most common GTINs are: UPC: this is the primary GTIN in North America. EAN/UCC: the major GTIN used outside of North America JAN: the Japanese GTIN ISBN: a GTIN for books Another type of Identification Number is the MPN (Manufacturer Part Number). This code is required for all products that do not have an assigned GTIN. These type of codes are important both for selling and for tracking your products. Main features of Product GTIN (EAN, UPC, ISBN) for WooCommerce: Assign a name to the code (EAN, UPC, ISBN, JAN, ITF-14) Add a code for main products and for product variations. Extend the WooCommerce Product Search by GTIN Code. Add the GTIN code column inside the product list table. Search by GTIN inside the product list table. Option to show GTIN code in WooCommerce product detail page. Option to show GTIN code in WooCommerce shop page. Option to show GTIN code in WooCommerce cart page. Option to show GTIN code in WooCommerce checkout page. Option to show GTIN code in WooCommerce Order Items. Hide empty GTIN code in your WooCommerce shop. Shortcode available to show GTIN code for a specific product. Suggestions If you have any suggestions concerning how to improve Product GTIN (EAN, UPC, ISBN) for WooCommerce, you can contact @emanuelacastorina on Slack.