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.
Sharingbuttons.io - Quickly generate social sharing buttons with a tiny performance footprint.
SociableKIT - We help people display social media content on websites since 2011.
AddToAny - Share buttons by AddToAny, the universal sharing platform for websites and apps.
Social Sharing Plugin - Social Sharing Plugin, aka Sassy Social Share, is a plugin for a WordPress website.
Crazy Egg - Through Crazy Egg's heat map and scroll map reports you can get an understanding of how your visitors engage with your website so you can boost your conversion rates.