Toolsoft UI Mockup is a digital desktop, web and mobile UI mockup design software, helps you improve design efficiency and slash time to market. http://www.toolsoft.net/ui-mockup.html
BlackBerry UI Prototyping Stencils help project managers complete UI prototype in few hours and show complete logical design of application UI to customer or graphics designer. Early prototyping without writing a line of code can greatly help.
Nevron Open Vision for .NET is a suite of advanced desktop UI controls that aims to streamline the development of feature-rich Desktop Applications by providing developers with premium quality UI controls that also work on multiple operating systems.
MockupX is an UI mockup design software for desktop, web and mobile, helps you improve design efficiency and slash time to market. http://www.mockupx.com
The JavaScript Framework by Shield UI offers various JavaScript/HTML5 components for streamlined development. Each individual control in the ever-expanding product offering boasts excellent performance and high-level of customization.
Nevron Open Vision (NOV) implements a complete set of cross-platform User Interface elements that aim to completely eliminate the need to use any platform specific controls, that would bind your Presentation Layer to a specific platform/runtime.
UI Editor is AGE's tool for designing and building graphical user interfaces (GUIs) from AGE components. It allows you to design and build widgets and windows using on-screen forms using the same widgets that will be used in your application.
Shield UI Chart is feature rich and facilitates the creation of visually impressive charts and sharp graphics. The Chart control has many built-in features, which cover many of the common data visualization scenarios.