Windows Server 2003 is described as '(sometimes referred to as Win2K3) is a server operating system produced by Microsoft, released on April 24, 2003. An updated version, Windows Server 2003 R2, was released to manufacturing on December 6, 2005' and is a operating system in the os & utilities category. There are five alternatives to Windows Server 2003 for a variety of platforms, including Windows, SaaS, Linux, Web-based and Self-Hosted apps. The best Windows Server 2003 alternative is Ubuntu Server, which is both free and Open Source. Other great apps like Windows Server 2003 are Univention Corporate Server (UCS), Amazon Linux 2, Windows Server 2012 and Windows Server 2019.
The leading platform for scale-out computing, Ubuntu Server helps you make the most of your infrastructure. Whether you want to deploy an OpenStack cloud, a Hadoop cluster or a 50,000-node render farm, Ubuntu Server delivers the best value scale-out performance available.
UCS is an open platform for central identity & access management, IT management, and active directory, with a web portal for easy access to applications.
Amazon Linux 2 is a Linux operating system from Amazon Web Services (AWS). It provides a security-focused, stable, and high-performance execution environment to develop and run cloud applications. Amazon Linux 2 is provided at no additional charge.
Windows Server 2012, codenamed "Windows Server 8", is the sixth release of Windows Server. It is the server version of Windows 8 and succeeds Windows Server 2008 R2. Two pre-release versions, a developer preview and a beta version, were released during development.
Windows Server 2019 is built on the strong foundation of Windows Server 2016 – which continues to see great momentum in customer adoption.
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