KLicheR

Create a unique ID to easily identify repeater field’s rows. The field is fulfill on the first “save” of the post.
Compatibility
This ACF field type is compatible with:
<ul>
<li>ACF 5</li>
</ul>

Advanced Custom Fields: Unique ID Field

Create a unique ID to easily identify repeater field's rows.

derekheld

Personal Library allows you to restrict users to seeing their own media uploads. The plugin works by filtering all requests for attachments.
<ul>
<li>Administrators will always see all attachments</li>
<li>Enable or disable access to all uploads for the following roles: contributor, author, editor.</li>
</ul>

Personal Library

Restricts users to managing/using their own attachments only.

Advanced Custom Fields: Unique ID Field vs Personal Library