Super Sidebar is a plugin for WordPress that adds social share buttons to the side of the page. Although small and easy to work with, it is powerful and highly customizable.
Super Sidebar includes 70 default buttons and you can use the admin UI to easily create any number of other custom buttons. It also includes 28 default share services and you can use the admin to dynamically add any other share services.
It has support for Font Awesome with over 1500 icons that can be used as buttons and uses VelocityJS for smooth and fast animations.
Everything can be customized from the admin, from colors to button shapes, effects and animation properties.
Alongside these, there is continuous support and new updates.