Version of the Windows Server line of server operating systems, based on Windows XP
Also known as Windows 2003 · Win2003 · Microsoft Windows Server 2003 · Windows 2003 Server
35 statements · 9% with external sources · numbers in brackets are citations
8 identifiers linking Windows Server 2003 across the web's reference databases
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Windows Server 2003, codenamed "Whistler Server", is the sixth major version of the Windows NT operating system produced by Microsoft and the first server version to be released under the Windows Server brand name. It is part of the Windows NT family of operating systems and was released to manufacturing on March 28, 2003 and generally available on April 24, 2003. Windows Server 2003 is the successor to the Server editions of Windows 2000 and the predecessor to Windows Server 2008. An updated version, Windows Server 2003 R2, was released to manufacturing on December 6, 2005, and generally available on March 5, 2006.