Simplicity Likes (rs-likes) free WordPress plugin

Simplicity Likes will add a heart to your posts or pages or any other post type, and we’ll call them likes. Hearts are more expressive and they enable your users to convey a range of emotions. This plugin is light, fast (ajax powered) and coded with best practice. Every vote is limited by users IP Address AND a Cookie.

Features:

• You can choose whether you want this plugin to add a like to the end of your content.
• You can pick on which post types you want to show like button.
• You can choose whether you want to use our minimal styling or not.
• Included Shortcode
• Included Widget for showing your most liked content.