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.ctt - Windows Live Messenger Contact List
.dat - Generally text or binary datafile
.3dr - 3DMark result
.pst - Microsoft Office Outlook Personal folder file
.xml - XML document
.mpp - Microsoft Project file
.metadata_never_index - iPod file (Mac specific file)
.sys - Data file
file extension SKF - SkinCrafter skin file
File extension SKF description:
File extension used by SkinCrafter.Associated applications to file extension SKF:
Company / developer:
DMSoft Technologies
SkinCrafter is a mature, stable, and comprehensive GUI design software solution that allows you to create custom skins for your new or legacy Windows based applications. SkinCrafter is compatible with Win98/ME/NT/2K/2003/XP/Vista.
With its exclusive skin maker library, implemented as a standard Windows ActiveX control, SkinCrafter lets you design unique styles using creative special effects for fully interactive GUI development and more. SkinCrafter is compatible with a large range of development languages, tools, and frameworks including Visual Basic, Visual C++, Delphi, Borland C++ Builder, Microsoft DotNet, and the Win32 SDK.
SkinCrafter technology might be used to apply skinning to all visual elements of Windows applications: the standard controls (list, edit, combo, progress, scroll, button, tab, etc.), all non-client areas (title bar, system menu, toolbar, etc.), messages boxes, and all common dialogs (file open, file save, print, print preview, browse for folder or file, choose color,etc.).