Glenn Welser

Post Type Select for Advanced Custom Fields provides a select field for choosing a WordPress Post Type.
<h4>Compatibility</h4>
This ACF field type is compatible with: 
* ACF 5 
* ACF 4

Post Type Select Field for Advanced Custom Fields

Custom field definition for Advanced Custom Fields for a select box populated with post types. Add-on for Advanced Custom Fields.

airesvsg

Select the primary category
See details on GitHub: <a href="https://github.com/airesvsg/wp-primary-category/" rel="nofollow ugc">https://github.com/airesvsg/wp-primary-category/</a>

Post Type Select Field for Advanced Custom Fields vs WordPress Primary Category