What plugin should I use to show recommended posts?

Can anybody suggest me whether which plugin should I use to show recommended posts in wordpress blog? Like it shows in this blog at the right corner

http://www.thewebtricks.com/how-to-get-seo-benefits-from-your-blog-commenting/

Code (markup):

 

Follow this url to get your plugin http://wordpress.org/extend/plugins/must-read-posts/

 

Not this one. Once you scroll down,, just after the post, you get a popup kind at the right corner. Just scroll down after the post, you will see

 

I've used the simple tags plugin for this and have been happy. http://wordpress.org/extend/plugins/simple-tags/

 

Looks like this is it.
http://wordpress.org/extend/plugins/simplereach-slide/

 

I use thi plugin http://wordpress.org/extend/plugins/select-featured-posts/