chebum

<a href="http://visualwatermark.com/wp-photo-protect/" rel="nofollow ugc">Photo Protect</a> adds an invisible layer over your post images to protect them from copying. 
Visitors trying to save an image will get a blank image instead of your photo.
Here is why you should download it:
<ul>
<li>Protects your images. 9 out of 10 visitors won’t be able to download and copy your images.</li>
<li>Works in every modern browser. No plugins required!</li>
<li>Has no dependencies. Correctly works with every framework your theme may have jQuery, MooTools, ExtJS, GWT, etc.</li>
<li>Supports responsive themes. Applies protection in a way both theme and protection layer continue to function properly. Even if your visitor resizes her browser.</li>
<li>Works on smartphones.</li>
</ul>

Photo Protect

Adds an invisible layer over your images to protect them from copying.

Matteo Manna

This plugin simplifies the life of WordPress users. 
Now users can add or remove their avatar simply using images from his Media Library. Simple to use, no additional functions required. Plugin available on <a href="https://github.com/MatteoManna/Simple-User-Avatar" rel="nofollow ugc">GitHub</a>.

Simple User Avatar

Great

This is just what I needed! Did never like the tie to Gravatar. And the little donation reminder doesn't bother me at all. :)
Kudos!

Great Little Plugin - Clean Code

Simple User Avatar helps users to add or remove their avatar using images from his Media Library.

Photo Protect vs Simple User Avatar