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"]

Nader

For now the plugin is very basic but functional. Use this function within your theme files, inside loops or any other place in your code. Check out the FAQ. You can also use other functions of the plugin, just have a look at the code.
Skeleton: <code>$url2png->getScreenshot('Website URL', WIDTH, HEIGHT, IMAGETAG, CLASS)</code>
Example: <code>$url2png->getScreenshot('www.bondero.com', 300, 300)</code> 
// Result: <code>http://www.example.com/wp-content/screenshots/...</code>
Example: <code>$url2png->getScreenshot('www.bondero.com', 300, 300, true)</code> 
// Result: <code><img src="http://example.com/wp-content/screenshots/.…" alt="Website URL" class="" width="300" /></code>
Example: <code>$url2png->getScreenshot('www.bondero.com', 300, 300, true, 'alignleft')</code> 
// Result: <code><img src="http://example.com/wp-content/screenshots/.…" alt="Website URL" class="alignleft" width="300" /></code>

URL2PNG Screenshots

Integrate screenshots from url2png.com into your website.

Pagepeeker vs URL2PNG Screenshots