Admin List Featured Image Column

WordPress plugin that enables post-thumbnails and adds featured image thumbnails to admin list columns for selected post types.

Use Settings > Admin List Featured Image Column to select which post types show the column, define column label, and set the column thumbnail max width.

Features

• Set which Post types show the thumbnail column in list view, including custom post types.
• Set label for the column, such as 'Featured Image', 'Thumbnails', or 'Preview',
• Set the column width to make the image larger or smaller.
• Column is always the first column after check boxes.

Screenshots

Settings screen

Example column display

Potential To-Do List

• Add uninstall feature to remove settings from db.
• Fix sorting bug so posts with missing images can be listed first.
• Allow adding/removing the featured image from the Quick Edit panel.
• On admin list pages, for any posts that don't have a featured image set yet, allow users to click on "Set featured image" in the thumbnail area to open the "Featured image" modal and select an image.
• Add error handling and feedback to notify users of any issues that may occur during plugin activation or configuration.
• Move configuration settings such as post types, column label, and max width into a separate file or array. This will make it easier to manage and update these settings in the future.
• Add setting for column order.
• Add support for other languages.
• Test with a bunch of other plugins to check for conflicts.
• Add unit tests.
• Submit to https://wordpress.org/plugins/