<p>Thumbnails Manager helps you to manage your thumbnails within the administrator panel. You can define a default ratio for thumbnail creation, rename, change the description or even delete your thumbnails.</p>
<p>This is the very first time I release one of my own plugin. Maybe because it is a little bit more finished than the previous ones even if I can?t say I spent a lot of time on this one.</p>
<p>Well? In other words, be indulgent and please give me helping comments and any wish for the next version.</p>
<p>A small list of features:</p>
<ul>
<li>Change the default ratio for the thumbnails.</li>
<li>Display images by pages.</li>
<li>Rebuild thumbnails.</li>
<li>Rename and change the description.</li>
<li>Resize of thumbnails.</li>
<li>Delete of images.</li>
<li>Thumbnails creation size strategy: scaling, maximum size, fixed size</li>
</ul>
<p>New in v0.7:</p>
<ul>
<li>Thumbnails creation size strategy: scaling, maximum size, fixed size</li>
<li>A bug correction (impossible to save ratio value)</li>
</ul>


Thumbnails Manager

Thumbnails Manager helps you to manage your thumbnails within the administrator panel. You can define a default ratio for thumbnail creation, rename,  …

Justin Tadlock

<p>A plugin for allowing users to set a custom background on a per-post basis.  This plugin hooks into the WordPress <code>custom-background</code> theme feature and overwrites the values on single post views if the post has been given a custom background.</p>
<h3>Features</h3>
<p>This plugin creates a custom meta box on the edit post screen.  From that point, you can select a custom color and/or image.  If you select an image, you’ll be presented with additional options for how the image appears on the site.</p>
<h3>Requirements</h3>
<p>Your theme must support the core WordPress implementation of the <a href="https://codex.wordpress.org/Custom_Backgrounds" rel="nofollow ugc">Custom Backgrounds</a> theme feature.</p>


Custom Background Extended

Allows users to create a custom background on a per-post basis.

Thumbnails Manager vs Custom Background Extended