Sharingbuttons.io - Quickly generate social sharing buttons with a tiny performance footprint.
SocialPilot - SocialPilot is an app designed to help businesses and professionals with social media marketing.
ShareButtons.com - ShareButtons.
Fomo - Fomo turns your site into the online equivalent of a busy store
Easy Social Share Buttons - Having Easy Social Share Buttons installed into your website is just like having an ultimate solution for the better sharing of your content.
Buzzstream - Build Relationships. Build Buzz. Web-based software that helps the world’s best marketers promote their products, services and content.