ReferralCandy is an online marketing company that specializes in referral marketing. The company provides a plug-and-play platform that makes referral marketing easier. Techinasia.com notes that ReferralCandy modeled their structure after Dropbox’s two-sided incentive referral program. Dropbox’s program rewarded both the user that signed up through a referral link and the referrer with additional storage space. This tactic has proven successful for ReferralCandy who recently released their ReferralCandy API.
National Mouse Metabolic Phenotyping Centers (MMPC) are a group of National Institutes of Health sponsored resources that research diabetes, obesity and other metabolic diseases based in mice. The MMPC has made much of its research and data available through the MMPC API. Developers can pull from the data sets to enhance the research with big data tools and analytics.
Hoover's, the business information company, has released their own Hoover's API, aka "HAPI". This new API enables developers to create applications that utilize Hoover's database of 27 million companies and 34 million business executives (details at our Hoover's API profile). This is certainly useful data for a variety of enterprise applications.