Konstantin Kovshenin

Here are some features:
<ul>
<li>Easy to setup</li>
<li>Up to five external links per post</li>
<li>Can display in widget or use shortcode (<code>[related-links]</code>) in your post</li>
</ul>
If you’d like to participate in the plugin development feel free to contact me, I’ll be glad to share some thoughts and guide you into the current development stage.

Phil Ewels

This plugin creates a Widget to display a customised <a href="http://www.flickr.com/badge.gne" rel="nofollow ugc">flickr badge</a> on your WordPress site
You can specify:
<ul>
<li>Title</li>
<li>Number of photos to display</li>
<li>How to sort photos (Random or Latest)</li>
<li>Photo size</li>
</ul>
You can get public photos from either a flickr user, a flickr group or from the whole of flickr. Photos can also be filtered for a tag, or a user Set ID.
For more information, please visit the plugin page: http://www.tallphil.co.uk/flickr-badge/ 
You can also see the flickr page for the badge that this Widget embeds: (http://www.flickr.com/badge.gne)

Flickr Badge

This plugin creates a Widget to display a customised flickr badge on your WordPress site

Related External Links vs Flickr Badge