Xceed Software Inc.
Xceed Extended WPF Toolkit Plus provides over 60 essential WPF controls.
It helps you to get started in the Model- View- ViewModel pattern.
A cool application of Visual Studio 2008 Express Editions.
C# barcode library that can be used in WinForms applications, WPF apps, etc.
Little Richie Software
Empowers WPF & Silverlight developers while working in the XAML editor.
Encoder SDK is a toolkit that allows creating applications which use API.
PDFView4NET allows you to render and print PDF files from any .NET application.
DotNetBar for WPF is a component to create professional sleek WPF applications.
FPS Wizard for WPF facilitates the development of WPF wizards.
Stimulsoft Reports.Wpf is a reporting tool that is developed for WPF.
WPF Chromium Control is able to render and interact with webpages within WPF.
WPF Inspector is a utility that attaches to a running WPF application.
Spire.XLS for WPF is a professional WPF Excel component.
GTK+, or the GIMP Toolkit, is a multi-platform toolkit.
SMS and MMS Toolkit is toolkit to provide SMS and MMS messaging functionality.
kogeo seismic toolkit is a free & open toolkit for 2d/3d seismic data analysis.
MJB van Ettinger
C# ECG Toolkit is a toolkit to convert, view and print electrocardiograms.