This official Ruby gem offers an easy way to interface with the AWeber API from a Ruby application. AWeber is a company that offers many email marketing tools, including an API for customizable tools. AWeber's API is a REST-based API that allows developers to construct their own applications for displaying and managing AWeber customer accounts.
CityGrid Media, the company behind local mainstay CitySearch, has announced a new version of its CityGrid API. The service offers developers new access to content, as well as new ways to monetize whatever integrations they might build. The new API provides features now synonymous with local services, such as business listings and coupons. And CityGrid is sharing revenues with developers.
SlickText, a leading text messaging marketing company, has announced that the company plans on releasing an API which will make it possible for developers to integrate the SlickText platform into their applications. The number of Messaging APIs has been growing steadily and at the time of this writing, there are 261 Messaging APIs in the ProgrammableWeb Directory.