AtticThemes

AtticThemes: Likes simply adds the ability for your visitors to like your posts.
How To Use The Plugin
It is very straightforward, just activate the plugin and your done. No complicated settings, no hustel.

AtticThemes: Likes

A simple way to and liking system to your posts.

GreatBlakes

A very lightweight plugin to add social stats to the Edit Post page and Dashboard of the WordPress admin. Simply install the plugin and it does the rest. No settings or any manipulation needed!
Post Admin Social Stats adds a metabox to each post and page that shows the like/share count from select social networks. A metabox is also added to the Dashboard for likes/shares of the top-level home URL. This plugin is designed to have a small footprint as to not interfere with the front-end of the site.

Post Admin Social Stats

Add social stats to the Dashboard and "Edit" pages of the WordPress admin.

AtticThemes: Likes vs Post Admin Social Stats