Using Cygwin, developers can more easily provide remote support for applications running on Windows platforms. Because Unix and Linux are open to public input, administrators have contributed a great number of management scripts for these systems over the years, helping to assemble a large collection of available administrative tools. Cygwin makes it possible to use these scripts on computers running Windows, as well. An administrator can log in to a Windows-based computer and fix user problems within a Unix or Linux shell, and can also incorporate Windows command line interface tools into the shell script environment.
The name Cygwin was created from a combination of Cygnus and Windows