Post Category Filter (WP Admin)

Post Category Filter allows you to filter your post categories and custom taxonomies by adding a fast and intuitive search box on top of the term lists. As you type, the list updates instantly and shows only the categories or terms that match your query, making navigation quick even on sites with hundreds or thousands of entries.

This plugin is designed for users who work with large WordPress websites, complex content structures, or extensive taxonomy sets. Instead of scrolling endlessly through long category lists, you can simply type a few letters and immediately locate the term you need. It provides a smoother editorial workflow and helps reduce time spent searching for the right category during post creation or editing.

Post Category Filter works seamlessly inside the WordPress admin interface and supports all public taxonomies, including custom taxonomies created by themes or plugins. It does not modify your categories or database in any way. It simply adds an efficient, lightweight search layer to help you manage and assign terms more effectively.

If you maintain a high volume of content, run news or magazine style websites, or organize your posts through detailed taxonomies, this plugin can significantly improve your daily publishing workflow. It is a simple but powerful solution for anyone looking to optimize category management, streamline content editing, and enhance usability in the WordPress admin area.

Want to contribute?

You can follow the Github repository and submit issues or pull requests.

Adoption Notice

This plugin represents the continued development of the original “Admin Category Filter” created by Javier Villanueva (@jahvi).

The project has been revived with the intention of ensuring long-term stability, modern compatibility, and responsible maintenance while preserving the core functionality that made the original plugin widely used.

Credits

Original author: Javier Villanueva (jahvi)
Maintainer and current developer: Ivijan Stefan Stipic (INFINITUM FORM)

Legal Notice

This plugin retains the original GPLv2 license from the upstream version authored by Javier Villanueva (@jahvi).

All new contributions are © 2025 Ivijan Stefan Stipic and released under the same GPLv2-or-later license.

Using The WordPress Dashboard

1. Navigate to the ‘Add New’ in the plugins dashboard
2. Search for ‘Admin Category Filter’
3. Click ‘Install Now’
4. Activate the plugin on the Plugin dashboard

Uploading in WordPress Dashboard

1. Navigate to the ‘Add New’ in the plugins dashboard
2. Navigate to the ‘Upload’ area
3. Select admin-category-filter.zip from your computer
4. Click ‘Install Now’
5. Activate the plugin in the Plugin dashboard

Using FTP

1. Download admin-category-filter.zip
2. Extract the admin-category-filter directory to your computer
3. Upload the admin-category-filter directory to the /wp-content/plugins/ directory
4. Activate the plugin in the Plugin dashboard

1. 

   Regular filter view

2. 

   Filtered results

1.7.4

• WordPress 7.0 compatibility

1.7.3

• Fixed issue where category search input was not rendering on WooCommerce product
• Corrected JS initialization logic to ensure script runs reliably
• Improved selector targeting for taxonomy containers
• Prevented early return condition from blocking search field injection
• Ensured compatibility with latest WordPress and WooCommerce updates

1.7.2

• Fixed outdated search algorithms
• Fixed problem with transition to new code

1.7.1

• Better plugin load and fixed constants.

1.7.0

• Declared adoption and credits to original author (Javier Villanueva).
• Updated copyright information.
• Confirmed GPLv2 compliance and code independence.
• Compatibility tested with WordPress 6.7.

1.6.1

• Update for WordPress 4.9

1.6.0

• Replace search field placeholder with correct taxonomy name

1.5.1

• Update for WordPress 4.8

1.5.0

• Make sure filter is displayed in new posts screen

1.4.0

• Add filter functionality to quick edit section

1.3.0

• Change text domain to match plugin slug

1.2.10

• Update for WordPress 4.7

1.2.9

• Small fixes to translations functions

1.2.8

• Change translation strings to work with latest WordPress version

1.2.7

• Update for WordPress 4.6

1.2.6

• Update for WordPress 4.5

1.2.5

• Update for WordPress 4.4

1.2.4

• Update for WordPress 4.3

1.2.3

• Update for WordPress 4.2

1.2.2

• Update for WordPress 4.1

1.2.1

• Update for WordPress 4.0

1.2.0

• Simplify file structure

1.1.0

• Add support for custom post types

1.0.2

• Update readme

1.0.1

• Remove assets folder from plugin folder

1.0.0

• First version