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The Astronomical Applications Departmentof the U.S. Naval Observatory computes, from fundamental astronomicalreference data, the position, brightness, and other observablecharacteristics of celestial bodies, as well as the circumstancesof astronomica...

Time and time zone converter. Readily tell the time anywhere in the world using our frequently updated time zone database.

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Graphisoft is the maker of ArchiCAD, a 3D architectural design software with sophisticated 2D drawing and layout functions for architects, interior designers and structural engineers.

CSGNetwork Free Information. Calculators, Converters, Glossary, Open Source Code... find something. Most pages require JavaScript.

Reviews and free software downloads for Windows, Mac, Palm, Pocket PC, and Mobile Phones. The best programs and games. Buy software directly online.

Excel Converter, free download. Excel Converter 1.2: Batch convert thousands of Excel files in minutes to any format supported by Excel 2007 or Excel 2010..

GPS Visualizer is a free utility that creates customizable maps and profiles from GPS data (tracklogs & waypoints), addresses, or coordinates.

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Download WinRAR Free. Complete support for RAR and ZIP, compress 8 to 30 percent better than ZIP!

PDF Conversion by Investintech.com: Create, Convert PDF to Excel, Convert PDF to Word, and much more with our PDF Converter software. Free trials of our desktop, server and developer pdf creation and pdf extraction software are available.