Anup Debnath

Put website thumbnails on your site. Use this shortcode
<pre>[pagepeeker size="t" url="google.com" alt="Google"]</pre>
Supported parameters
<ul>
<li>url – URL of the site to take snapshot</li>
<li>size – The size of the thumbnail. Available sizes:
<ul>
<li>t – Tiny, 90 x 68 pixels</li>
<li>s – Small, 120 x 90 pixels</li>
<li>m – Medium, 200 x 150 pixels</li>
<li>l – Large, 400 x 300 pixels</li>
<li>x – Extra large, 480 x 360 pixels</li>
</ul>
</li>
<li>alt – For image alt</li>
</ul>

Pagepeeker

Put website thumbnails on your site. Use this shortcode [pagepeeker size="t" url="google.com" alt="Google"]

hanni

This plugin does what it says on the tin: adds Cloudup oEmbed support.

Cloudup oEmbed

This itsy bitsy plugin adds Cloudup oEmbed support.

Pagepeeker vs Cloudup oEmbed