Flexo Facebook Manager is an amazing social Plugin for your WordPress site. It adds Facebook Features: [Like], [Comments] and [Send] to any Post that you want. (read more)
Flexo Social Gallery is a Plugin, which allows you to share NextGen galleries to Facebook. At each picture, it adds social area with Facebook like Box and Comments. (read more)
This Plugin can be used to Display Galleries of NextGen as a Slider.
The Plugin has Control Panel in the Administration, which provides quick and easy way to generate code for the Slider to your desired Style and Settings: (read more)