IPP 

The IPP .NET SDK for QuickBooks V3 is a set of .NET classes that make it easier to call QuickBooks APIs. Some of the features included in this SDK are as follows: -Ability to perform single and batch... More information

The IPP .NET Customer Account Data SDK makes it easier for your app to call the Customer Account Data APIs, providing access to end-user and small business financial data from various financial organizations.... More information