The Zacks Data R Library by Quandl offers interaction with API data related to financial analysis, earnings, and estimate trends. References on GitHub include installation using development tools and CRAN package. Contains authentication with Api Key and usage with graphing data example. Authored by RaymondMcT.
Prosper, America's first peer-to-peer lending marketplace, launched a new set of API services that enable lenders to develop tools that enhance the ability to reach investment goals. The API provides over 550 data points that lenders can use to evaluate investment opportunities. Propser expects users to integrate the Prosper API into existing tools or build new tools based on the API and its underlying data set.
Prosperent (quickly growing ad network) and CloudFlare (content delivery network focused on low touch app launches) have announced a partnership aimed at quickly monetizing websites without complicated development work. The partnership is simple, seems obvious, and should intrigue developers across many markets. Most importantly, the partnership should create new ways for anybody/any company with an online presence to make money. Check out the PW profiles for the Prosperent API and the CloudFlare API.