Productive

CloudSponge

Better WP-Admin Search adds global search functionality to your WP-Admin. 
– Search in WordPress native post types (Posts, Pages, Media, Navigation Menu Items, Custom CSS, Global Styles) 
– Search in plugin custom post types 
– View and edit search results

Better WP-Admin Search

Add essential search functionality to your WP Admin.

A new widget that shows a calendar based on existing post types.
<ul>
<li>Select any available post type to show</li>
<li>Filter by any custom taxonomy term tied to the selected post type</li>
<li>List a maximum of 10 items below calendar</li>
<li>Set a prefix for every listed item</li>
<li>Filters and hooks</li>
</ul>

WordPress Calendar For Custom Post Types

Because the builtin calendar doesn't have such an option.

Better WP-Admin Search vs WordPress Calendar For Custom Post Types