Sebas2

<blockquote>
<p>Easily add a custom field to your woocommerce products this plugin wil do just that.</p>
</blockquote>
<h4>Overview</h4>
<p>Adding a custom EAN field to your woocommerce products, will help you create your Google Merchant feed. This plugin will not create the feed for you, but the custom field is mandatory.<br />
There is no admin/settings screen.</p>
<h4>Installation Instructions</h4>
<ol>
<li>Upload <code>s2 Woocommerce EAN</code> folder to the <code>/wp-content/plugins/</code> directory</li>
<li>Activate the plugin through the ‘Plugins’ menu in WordPress</li>
</ol>


s2 Woocommerce EAN

WordPress plugin to be used with Woocommerce this will add an extra custom field to your products with ease.

João Carmo Pereira

<p>This plugin adds a numeric GTIN field to Simple Products and Product Variations if they exist. This field can be used on product pages and for product feeds through shortcode.<br />
Additionally, the plugin provides an options menu where users can delete all GTIN entries from the database before uninstalling the plugin.</p>


Carmo Product GTIN for WooCommerce

This plugin will add a numeric GTIN field to Simple Products and Product Variation if they exist.  This field can be used via shortcode [carmogtin] on …

s2 Woocommerce EAN vs Carmo Product GTIN for WooCommerce