The ConnectWise Ruby SDK by Emery Miller integrates business management features by interacting with the API. Installation available. Usage presents how to aggregate first name, last name, email, and phone as a method of contact a client.
The U.S. Federal Government has been making a push to increase accessibility to data managed and maintained by various government agencies and departments. Recently Business.gov, the government's official web site for small businesses (sponsored by the U.S. Small Business Administration), has released an API that provides access to various types of data that will can benefit small businesses.