Windows Server 2003 is a Microsoft server operating system released in April 2003, and reached End Of Life on July 14, 2015. It is the successor to Windows Server 2000 and is based on the Windows XP codebase. It was succeeded by Windows Server 2008.

Windows Server 2003 is a Microsoft server operating system released in April 2003, and reached End Of Life on July 14, 2015. It is the successor to Windows Server 2000 and is based on the Windows XP codebase. It was succeeded by Windows Server 2008.