hwinote

HwiNote Content Search Tool helps site administrators and developers find where text, shortcode snippets, widget content, and custom field values are used in a WordPress site.
Main features:
<ul>
<li>Search posts, pages, and public custom post types.</li>
<li>Search custom fields.</li>
<li>Search widget settings and content.</li>
<li>View shortcode usage.</li>
<li>Highlight matching text in the editor when opening a result.</li>
<li>Supports OR, AND, exact match, and regular expression modes.</li>
</ul>
This plugin is designed for site maintenance, migration checks, and content audits from the WordPress admin area.

HwiNote Content Search Tool

Search posts, pages, custom fields, widgets, and shortcode usage from the WordPress admin.

alvaron

binariointernet

Includes Product Custom Fields to WooCommerce Search Criteria on the front end and wp-admin
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More info about the plugin: http://www.wpworking.com/ 
Ask for support on wpworking@wpworking.com

WooCommerce Custom Field Product Search

Includes Product Custom Fields to WooCommerce Search Criteria on the front end and wp-admin

HwiNote Content Search Tool vs WooCommerce Custom Field Product Search