This plugin adds a Like-Button wherever you want on your blog. Before or after the content as well as a sidebar-widget. And many more!
FB-Like Button Option-Page with a lot of options
You have to enter this two attributes to the -tag in your "Template-header.php"-file.
The Facebook-Like-Button-Generator with a live iFrame Preview
You can easily define all the Open-Graph-Meta-Tags. It is as easy as it could be.
The new Admin-Bar menu enables a lot of Quick Links on the Frontpage while you are logged in (WP 3.1+)
There are a lots of helpful tools to fix bugs but also reset all the Settings
It is now also possible to use a Template-Function for the LikeButton - easily choose where you want to have the Like Button
There are many Options you can individually choose for each post/page while you are creating/editing them
Via the TinyMCE-Button you can insert an individual Like-Button wherever you want it on this page/post
Plugin-Information (with jQuery - also some other tips are displayed like that)