3DNA Desktop 

3DNA is a 3D Desktop enhancer that improves the way you work with Windows and the Web. You can choose from different 3D Add-on Worlds to explore and customize for an immersive and entertaining desktop.
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4D Keeper 

4D Keeper automatically synchronizes PC clock with exact-time servers (including NIST time servers). Two automatic modes allow periodical adjustment of clock, and running the program when Windows starts. It is possible to edit interface color schemes
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Windows and Doors 

This screen saver includes 59 copyrighted photographs by Izhar Perlman.The photographs show windows and doors in Portugal, with their unique and peaceful design.This collection was done through the years 1998-2001.
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ClamAV For Windows 

An open source command line anti-virus scanner for Windows that is fast and powerful and can easily be integrated with server applications for use in a mail server or proxy server. It can also be used to scan individual files or folders.
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WinBasics Tutorial 

Here is a free ebook on Windows basics. The idea is to deal with practical aspects of using Windows rather than discuss the mundane stuff.
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PDF4U Pro 

Create PDF files from any Windows application running on Windows NT(SP3+), Windows 2000, Windows XP and Windows Server 2003. The software installs itself as a print driver, all you have to do is to click "Print" from your application to create PDF.
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