AddThis - AddThis free website tools include share buttons, targeting tools and content recommendations help you get more likes, shares and followers and keep them coming back.
Blog2Social - Auto post, cross post, re publish, re post and schedule your WordPress blogs posts to social networks like Facebook, Twitter, LinkedIn, Instagram, Pinterest
ShareThis - Grow your audience with easy-to-use sharing tools.
Facebook Apps and Tabs - Customize your Facebook page with a variety of tabs, apps and design elements. Optimize your Facebook presence with Facebook Apps.
AddToAny - Share buttons by AddToAny, the universal sharing platform for websites and apps.
ViralContentBee - Viral Content Bee is a web-based platform that utilizes a crowd-sourcing model to facilitate the generation of “social buzz” on content.