nyamsprod

Refgenerator is used to insert at the end of any post the list of all external links used in your post. 
The links are sorted in order of appearance. Refgenerator is a 2 in 1 plugin in such a way that it can generate the 
list using 2 differents methods (ie you can use mainly PHP or pure Javascript to generate and sort the list).
<ul>
<li><a href="http://www.nyamsprod.com/contact/" rel="nofollow ugc">Support</a></li>
<li><a href="http://www.nyamsprod.com/blog/refgenerator/" rel="nofollow ugc">Version History</a></li>
<li><a href="http://www.nyamsprod.com/blog/2008/refgenerator-mon-premier-plugin-wordpress/" rel="nofollow ugc">Faq</a></li>
</ul>

RefGenerator

RefGenerator helps you reference all the external links included in your post

shekharsaxena007

Thumblated Related Posts is a very simple plugin to use.. It shows related posts for the post user is reading. It also add the first picture in post as thumbnail beside the related post. This helps in increasing page views
It is good for internal link building and overall pagerank. It Lets you design the look of your related posts with thumbnails. It lets to write your own HTML and gives you access to some tags (link, title, image etc)

Thumblated Related Post

This plugin shows thumblated related posts. It allows you to design your own layout using simple and easy interface. Good for SEO and reducing bounce  …

RefGenerator vs Thumblated Related Post