This plugin will allow a user to add/edit/delete up to 10 custom dates using an easy to use datepicker.

Effortlessly manage key-value pairs, save custom settings, and retrieve them across your WordPress site with a shortcode or PHP function.

This plugin allows you to programmatically create new custom types or add custom fields to existing types.

Or to display the custom field to the list screen , so that you can edit on the list screen the custom field .

Front-End Admin Panel for Posts, Pages & Custom Post Types Custom Fields

This plugin gives ability to an admin to add additional option for woocommerce products so that buyer can add those details in orders from frontend