About Developing WPF or Silverlight Add-in Extensibility Toolkit Support Sets

Implement WPF and Silverlight Add-in Extensibility in C# using a supported version of Microsoft Visual Studio. (For a list of supported Microsoft Visual Studio versions, see the Micro Focus Unified Functional Testing Product Availability Matrix.

A toolkit, or an environment, is a set of controls for which you want to provide support in one package.

A toolkit support set consists of: