WPF, Windows Presentation Foundation, is a Microsoft software package that is used by software and applications for the Windows operating system. Microsoft's development tools like Visual Studio and Blend can build and adjust this software and applications.
WPF, developed by Microsoft, is part of the .NET framework and is used for the development of applications for Windows. This mostly involves large IT applications for companies to automate or improve their IT systems.
Professional knowledge and experience is required to develop for WPF. Microsoft supports training courses and education for IT specialists, keeping them up to date with the latest features and enabling them to apply this to IT solutions for companies.