Mindvalley

Have a crap ton of sidebars and widgets setup?
Losing sleep because you’re afraid to lose all those settings if someone messed with it?
Look no further. Use this widget to
<ol>
<li>Take snapshots of your current widget settings.</li>
<li>Restore previous snapshots.</li>
<li>Import / Export snapshots as XML.</li>
</ol>

MindValley Widget Snapshot

Takes snapshots , enable import and export widget settings & configurations.

valentin-brandt

WordPress Snap is a simple shortcode for display a thumbnail from any website. This plugin uses the WordPress.com service to generate a website preview thumbnail.
The orignal <code>shortcode</code> created by Valentin Brandt on <a href="http://www.geekeries.fr" title="wordpress" rel="nofollow ugc">WordPress Geekeries</a>.
<ul>
<li>Use pointers in WordPress 3.3 </li>
<li>Quicktag Button in HTML Editor</li>
<li>CSS3 Effect (View <code>Installation</code> tab)</li>
</ul>

WordPress Snap

WordPress Snap is a simple shortcode for display a thumbnail from any website.

MindValley Widget Snapshot vs WordPress Snap