Image via Facebook.
Facebook Social Plugins enable you to create social experience to encourage the involvement of visitors on your blog and make your blog more personalized and social. See what your friends have liked, commented on, or shared on other sites across the web. All these social plugins are extension of Facebook, and no data is shared with others. You can choose various plugins to meet your needs.
Facebook Social Plugins allow you to integrate Facebook social features into your blog easily. There are several options for social plugins, including the option to include the names and profile pictures of the user's friends who also liked your page. Once you have added the codes on your blog, you can use the social plugins to provide visitors more engaging experiences throughout your blog.
To use Facebook Social Plugin, you must register your application and add a few snippets of code in your template. This will requires a few minute before you can use this plugins.
Visit http://developers.facebook.com/setup to create an application and http://developers.facebook.com/plugins to add a social plugin for your blog with just one line of HTML.
Activity Feeds plugin shows users what their friends are doing on your blog through likes and comments.
Comments plugin lets users comment on any part of the content on your blog.
Friendpile plugin shows the profile pictures of the user's friends who have registered for your blog.
Like button allows users to share pages from your blog back to their Facebook profile with one click.
Like box allows users to like your Facebook Page and see the stream directly from your blog.
Live Stream plugin allows users to share comments and activity in real time as they interact during a live event.
Login button shows the profile pictures of the user's friends who have signed up for your blog.
Recommendations plugin provides personalized recommendations for pages on your blog they might like.
Now you can let other people know what their friends like on your blog.