Qt/Windows is the Qt edition for PCs running Microsoft Windows. It provides all of Qt's graphical tools and the complete Qt API, including support for OpenGL 3D graphics, SQL databases, internationalization, network programming and much more.

Supported platforms
Qt/Windows runs on Windows 95/98/Me, Windows NT 4, Windows 2000 and Windows XP. It uses the native Windows API and does not require any special libraries.

Qt/Windows can be used with Microsoft Visual C++ 6.0, Visual Studio .Net, or Borland Builder 5 (bcc32 5.5). The distribution includes qmake a build tool that creates makefiles for Microsoft's nmake and for Borland's make as well as project files for Microsoft Visual C++ (.dsp files).
More info:
hxxp://www.trolltech.com/products/qt/windows.html