This plugin hasn’t been tested with the latest 3 major releases of WordPress. It may no longer be maintained or supported and may have compatibility issues when used with more recent versions of WordPress.

WP Inspect


The WP Inspect plugin visually annotates pages with the actions & filters (hooks) invoked during the request life cycle.

Developers can inspect specific html elements, such as the page heading, to determine which filters & actions ran to generate “the_title(),” for example.

Major features of WP Inspect include:

  • Built-in lucene search engine
  • Toggle hook tracking among header, body, footer & off-canvas contexts
  • Toggle actions, filters & off-canvas hook tracking
  • Ability to ignore hooks by tag
  • Ability to watch/track hooks by tag
  • View hook details such as hook function signature, hook descriptions & syntax-highlighted data structures


  • View Actions & Filters
  • Search Actions & Filters
  • View Filter Stack
  • Search Filter Stack
  • View Hook Details
  • Admin Actions & Filters
  • Hook Argument(s) Highlighting
  • Enable For Specific Roles
  • Toggle Hook Tracking & More
  • Ignore or Watch Specific Hooks


Upload the WP Inspect plugin to your site and activate it. Voila!


Installation Instructions

Upload the WP Inspect plugin to your site and activate it. Voila!


September 17, 2018
Throws a server 500 error on my wordpress site after installing. Maybe I'll change my review again if its working.
August 27, 2018
The plugin crashes a site. To fix it, remove the catalog of the plugin in wp-content/plugins catalog.
April 24, 2018
Activating this plugin killed my site. [24-Apr-2018 20:18:57 UTC] PHP Fatal error: Out of memory (allocated 1719427072) (tried to allocate 1179648 bytes) in /public_html/wp-content/plugins/wp-inspect/inc/functions.php on line 232 I had to go into the database with phpmyadmin and deactivate my plugins manually to get the site back up. Table: wp_options Search for option_name: active_plugins Double click on option value, delete value, click out of the field to save GO back in and activate all your other plugins
February 14, 2018
For months now, several of my colleagues and I are using this plugin for easily finding the right hooks and filters to help our customers out. Great tool to have on your workbench.
Read all 11 reviews

Contributors & Developers

“WP Inspect” is open source software. The following people have contributed to this plugin.


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Interested in development?

Browse the code, check out the SVN repository, or subscribe to the development log by RSS.



Initial release