Detect and List Orphaned Post Types in WordPress

This snippet identifies and lists orphaned post types in the WordPress database that are not registered by the Engine plugin. It outputs these potentially unused post types for site cleanup or debugging purposes.

Specifications
Detect and List Orphaned Post Types in WordPress
7 January, 2026
  • Plugin
    • JetEngine
  • Category
    • Dynamic Content
  • Programming languages
    • PHP
Source code

Installing Instruction

How to Add Snippets into the functions.php File of the Active Child Theme

Attention: Create a site backup before applying any changes to functions.php.

This ensures that you can restore the website if something goes wrong after adding the code snippet.

  1. Copy the required code snippet to your clipboard.
  2. Navigate to WordPress Dashboard > Appearance > Theme File Editor.
  3. Click the functions.php tab to open the file.
  4. Paste the code snippet below the existing code in the Selected file content: area.
  5. Click the "Update File" page.

Example Use Case

Use this snippet to maintain content structure integrity by detecting orphaned or unregistered post types, ideal for developers and administrators auditing post type usage and resolving registration conflicts.
Applicable scenarios:

  • Detecting orphaned custom post types after plugin or theme removal.
  • Auditing the database to find unused or obsolete post types for cleanup.
  • Debugging site issues related to dynamic or missing post type registrations.
Specifications
Detect and List Orphaned Post Types in WordPress
7 January, 2026
  • Plugin
    • JetEngine
  • Category
    • Dynamic Content
  • Programming languages
    • PHP
Source code

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