We recently wrote about Clearspring, an online content sharing network, as one of the “10 D.C. Start-Ups You Need to Know About.” Clearspring’s meal ticket, the “AddThis” button that you’ve ...

Social bookmarking mainstay AddThis has rolled out an online marketplace to help online publishers serve more targeted and relevant content to their visitors. Like other companies of its kind that ...

AddThis Analytics enable you to track how sharing on Facebook, Twitter, E-mail and other frequently used services impact your traffic. Previously, Addthis Analytics only covered the sharing that ...

After 5 years, AddThis is now the largest content sharing platform on the web with over 10 million websites using it. AddThis compiles sharing analytics over the course of its use in order to offer ...

Clearspring, the company that’s all about socially connecting publishers, services and advertisers to audiences on the open web, announces a few milestones as well as the launch of a robust set of ...

AddThis, one of the largest Internet link sharing services, announced Monday it had created "a digital map of the connection between people and the things they care about most," with the data of 1 ...