OPC WPF.NET is a set of Windows Presentation Foundation controls that can be used with Visual Studio 2008, Visual Studio 2010, Expression Blend 2, and Expression Blend 3 to create HMI WPF applications with no code required. 100% managed .NET component providing real-time data access and easy to use WPF controls. These components can be integrated into any WPF application. Free development and unlimited components to each licensed OPC Systems Service. Data component for easy reading and writing of data. Integrated security with log in controls. Communicate data over your company network and Internet to unlimited remote clients world wide.