inkylab

INKYLAB Indepth adds structured metadata tags to the <code><head></code> section of WordPress pages. The plugin outputs information about posts, pages, taxonomy archives, and search pages using custom <code>indepth:*</code> meta properties.
The plugin can also load an optional external header script configured by administrators from the WordPress dashboard.
Supported metadata includes:
<ul>
<li>Post or page ID</li>
<li>Content type and post type</li>
<li>Publication date</li>
<li>Estimated reading time</li>
<li>Featured image URL</li>
<li>Categories and taxonomy terms</li>
<li>Authors and author avatars</li>
<li>Collaborators and collaborator avatars</li>
<li>Current language</li>
<li>Available translations when using Polylang</li>
</ul>
The plugin works with standard WordPress APIs and follows WordPress coding and security practices.
Features:
<ul>
<li>Outputs <code>indepth:*</code> metadata tags in the document head</li>
<li>Supports posts, pages, archives, and search results</li>
<li>Optional taxonomy selection for category metadata</li>
<li>Optional external header script loader</li>
<li>Compatible with Polylang translations</li>
<li>Translation-ready</li>
<li>Compatible with PHP 8.2 and newer</li>
</ul>

INKYLAB Indepth

Adds structured metadata tags and optional header scripts to WordPress pages.

JS Morisset

Google Merchant product and inventory feed XML for WooCommerce and custom product pages, including multilingual support.
E-Commerce Plugin Optional:
WooCommerce is suggested but not required – the WPSSO Google Merchant Feed XML add-on can also use product information from custom product pages.
Complete WooCommerce Support:
WooCommerce simple products, product variations, product attributes, product meta data, and custom fields are all fully supported.

Automatic Multilingual Support:
The Google merchant product feed XMLs are automatically created in your site’s language(s) from Polylang, qTranslate-XT, WPML, or the installed WordPress languages.
After activating the WPSSO Google Merchant Feed XML add-on, see the SSO > Google Merchant settings page for your feed URLs.
Google Merchant Feed XML Attributes:
<ul>
<li>Additional image link <code>&#91;additional_image_link&#93;</code></li>
<li>Adult oriented <code>&#91;adult&#93;</code></li>
<li>Age group <code>&#91;age_group&#93;</code></li>
<li>Availability <code>&#91;availability&#93;</code></li>
<li>Brand <code>&#91;brand&#93;</code></li>
<li>Condition <code>&#91;condition&#93;</code></li>
<li>Color <code>&#91;color&#93;</code></li>
<li>Description <code>&#91;description&#93;</code></li>
<li>Energy efficiency class <code>&#91;energy_efficiency_class&#93;</code></li>
<li>Gender <code>&#91;gender&#93;</code></li>
<li>Google product category <code>&#91;google_product_category&#93;</code></li>
<li>Google search index <code>&#91;canonical_link&#93;</code></li>
<li>GTIN <code>&#91;gtin&#93;</code> (inluding UPC, EAN, and ISBN)</li>
<li>Image link <code>&#91;image_link&#93;</code></li>
<li>Item group ID <code>&#91;item_group_id&#93;</code></li>
<li>Link <code>&#91;link&#93;</code></li>
<li>Material <code>&#91;material&#93;</code></li>
<li>Maximum energy efficiency class <code>&#91;max_energy_efficiency_class&#93;</code></li>
<li>Minimum energy efficiency class <code>&#91;min_energy_efficiency_class&#93;</code></li>
<li>MPN <code>&#91;mpn&#93;</code></li>
<li>Pattern <code>&#91;pattern&#93;</code></li>
<li>Price <code>&#91;price&#93;</code></li>
<li>Product ID <code>&#91;id&#93;</code></li>
<li>Product length <code>&#91;product_length&#93;</code></li>
<li>Product height <code>&#91;product_height&#93;</code></li>
<li>Product type <code>&#91;product_type&#93;</code></li>
<li>Product weight <code>&#91;product_weight&#93;</code></li>
<li>Product width <code>&#91;product_width&#93;</code></li>
<li>Sale price <code>&#91;sale_price&#93;</code></li>
<li>Sale price effective date <code>&#91;sale_price_effective_date&#93;</code></li>
<li>Shipping <code>&#91;shipping&#93;</code>
<ul>
<li>Country <code>&#91;country&#93;</code></li>
<li>Location group name <code>&#91;location_group_name&#93;</code></li>
<li>Postal code <code>&#91;postal_code&#93;</code></li>
<li>Price <code>&#91;price&#93;</code></li>
<li>Region <code>&#91;region&#93;</code></li>
<li>Service <code>&#91;service&#93;</code></li>
<li><a href="https://wordpress.org/plugins/wpsso-wc-shipping-delivery-time/" rel="ugc">WPSSO Schema Shipping Delivery Time for WooCommerce</a> add-on required for handling and transit times:
<ul>
<li>Maximum handling time <code>&#91;max_handling_time&#93;</code></li>
<li>Minimum handling time <code>&#91;min_handling_time&#93;</code></li>
<li>Maximum transit time <code>&#91;max_transit_time&#93;</code></li>
<li>Minimum transit time <code>&#91;min_transit_time&#93;</code></li>
</ul>
</li>
</ul>
</li>
<li>Shipping length <code>&#91;shipping_length&#93;</code></li>
<li>Shipping height <code>&#91;shipping_height&#93;</code></li>
<li>Shipping weight <code>&#91;shipping_weight&#93;</code></li>
<li>Shipping width <code>&#91;shipping_width&#93;</code></li>
<li>Size <code>&#91;size&#93;</code></li>
<li>Size system <code>&#91;size_system&#93;</code></li>
<li>Size type <code>&#91;size_type&#93;</code></li>
<li>Title <code>&#91;title&#93;</code></li>
</ul>
Google Merchant Inventory XML Attributes:
<ul>
<li>GTIN <code>&#91;gtin&#93;</code></li>
<li>Merchant ID <code>&#91;target_customer_id&#93;</code></li>
<li>Price <code>&#91;price&#93;</code></li>
<li>Product ID <code>&#91;id&#93;</code></li>
<li>Quantity <code>&#91;quantity&#93;</code></li>
<li>Store code <code>&#91;store_code&#93;</code></li>
<li>Timestamp <code>&#91;timestamp&#93;</code></li>
</ul>
<h3>WPSSO Core Required</h3>
WPSSO Google Merchant Feed XML is an add-on for 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.

WPSSO Google Merchant Feed XML

Google Merchant product and inventory feed XML for WooCommerce and custom product pages, including multilingual support.

INKYLAB Indepth vs WPSSO Google Merchant Feed XML