zggz

<p>If your theme makes thumbnail pictures links (which casuses a useless refresh on click),<br />
use this plugin to disable that. That’s it. Once enabled, it will make every featured image<br />
(on a post/page) unclickable.</p>
<h3>Contributing</h3>
<p>If you have any requests, bugs, or improvements, leave them at the GitHub for this plugin<br />
<a href="https://github.com/zggz/unclickable-featured-image" title="GitHub Repository" rel="nofollow ugc">GitHub repo link</a></p>


Unclickable Featured Image

A WordPress plugin that forces all featured images to NOT be links

mbecher

<p>If your theme supports the thumbnail feature introduced in WordPress 2.9, this plugin will display attached thumbnails on the admin area’s manage posts and manage pages screen, similar to the media management page.</p>


Admin Thumbnails

If your theme supports Wordpress 2.9's thumbnail feature, this plugin displays thumbnails on the admin area's manage posts and manage pages  …

Unclickable Featured Image vs Admin Thumbnails