Raghu

<p>Added GTIN number to inventory tabs of woo product.</p>
<ul>
<li>UPC: this is the primary GTIN in North America.</li>
<li>EAN/UCC: the major GTIN used outside of North America</li>
<li>JAN: the Japanese GTIN</li>
<li>ISBN: a GTIN for books</li>
</ul>
<p>It’s very simple.</p>
<h4>Main features of Product GTIN (EAN, UPC, ISBN) for WooCommerce:</h4>
<ul>
<li>Option to show GTIN code in WooCommerce shop page.</li>
<li>Option to show GTIN code in WooCommerce product detail page.</li>
<li>Option to show GTIN code in WooCommerce cart page.</li>
<li>Option to show GTIN code in WooCommerce checkout page.</li>
<li>Option to show GTIN code in WooCommerce Order Items.</li>
<li>Option to choose the position of GTIN code inside the single product page</li>
<li>Option to add new GTIN tab in product details page</li>
</ul>
<h4>Add new code in GTIM schema:</h4>
<pre><code>add_filter('gtin_schema_data_structure_options', 'add_extra_gtin_code');
 function add_extra_gtin_code($codes){
    $codes['volume'] = "Volume";
    return $codes;
 }
</code></pre>
<p>This function paste in your functions.php file</p>


GTIN Schema for WooCommerce

Great Plugin

Add GTIN number to inventory tabs of woocommerce product.

JS Morisset

<p></p>
<p>Provides additional fields in the WooCommerce “Product data” metabox and under the product webpage “Additional information” section:</p>
<ul>
<li>MPN (Manufacturer Part Number)</li>
<li>ISBN</li>
<li>GTIN-14</li>
<li>GTIN-13 (EAN)</li>
<li>GTIN-12 (UPC)</li>
<li>GTIN-8</li>
<li>GTIN</li>
<li>Net Length / Depth</li>
<li>Net Width</li>
<li>Net Height</li>
<li>Net Weight</li>
<li>Fluid Volume</li>
</ul>
<p></p>
<p>The <em>SSO > WC Metadata</em> settings page allows you to enable or disable each product metadata (aka custom field), along with customizing the label and placeholder values for the available languages (aka WordPress locales).</p>
<p>The product global identifier values (ie. MPN, ISBN, GTIN-14, GTIN-13, GTIN-12, GTIN-8, and GTIN) are searchable from both the front-end webpage, and the admin WooCommerce Products page.</p>
<p>The WPSSO Schema Product Metadata for WooCommerce add-on provides Schema (aka Schema.org) mpn, gtin14, gtin13, gtin12, gtin8, gtin, productID isbn, depth (aka length), width, height, weight, and additionalProperty fluid_volume values to the <a href="https://wordpress.org/plugins/wpsso/" rel="ugc">WPSSO Core plugin</a> for Google Rich Results, Rich Snippets, and Structured Data.</p>
<h3>Includes WooCommerce Fluid Volume Units</h3>
<p>Includes a <strong>Fluid volume unit</strong> option in the <em>WooCommerce > Settings > Products</em> settings page:</p>
<ul>
<li>ml</li>
<li>cl</li>
<li>l</li>
<li>US tsp</li>
<li>US tbsp</li>
<li>US fl oz</li>
<li>US cup</li>
<li>US pt</li>
<li>US qt</li>
<li>US gal</li>
</ul>
<h3>Additonal Meta Tags and Schema Markup</h3>
<p>Automatically provides additional Open Graph product meta tags for enabled product metadata:</p>
<ul>
<li>product:ean</li>
<li>product:isbn</li>
<li>product:mfr_part_no</li>
<li>product:upc</li>
<li>product:weight:value</li>
<li>product:weight:units</li>
</ul>
<p>Automatically provides additional Schema Product and Offer properties for enabled product metadata:</p>
<ul>
<li>mpn</li>
<li>gtin14</li>
<li>gtin13</li>
<li>gtin12</li>
<li>gtin8</li>
<li>gtin</li>
<li>productID isbn</li>
<li>depth (aka length)</li>
<li>width</li>
<li>height</li>
<li>weight</li>
<li>additionalProperty fluid_volume</li>
</ul>
<h3>WPSSO Core Required</h3>
<p>WPSSO Schema Product Metadata for WooCommerce is an add-on for <a href="https://wordpress.org/plugins/woocommerce/" rel="ugc">WooCommerce</a> and the <a href="https://wordpress.org/plugins/wpsso/" rel="ugc">WPSSO Core plugin</a>, which creates extensive and complete structured data to present your content at its best for social sites and search results – no matter how URLs are shared, reshared, messaged, posted, embedded, or crawled.</p>

WPSSO Schema Product Metadata for WooCommerce

MPN, ISBN, GTIN, GTIN-8, UPC, EAN, GTIN-14, net dimensions, and fluid volume for WooCommerce products and variations.

GTIN Schema for WooCommerce vs WPSSO Schema Product Metadata for WooCommerce