ClearOS is a family of operating systems for the enterprise, small business, and home. There are three editions to choose from depending on your needs and suitable to your abilities. They are: ClearOS Enterprise, ClearOS Home, and ClearOS Core.



The best Operating System alternative to Windows Server Essentials is ClearOS, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 10 alternatives to Windows Server Essentials and four of them are Operating Systems so hopefully you can find a suitable replacement. Other interesting Operating System alternatives to Windows Server Essentials are Univention Corporate Server (UCS), Windows Server 2012 and SME Server.
ClearOS is a family of operating systems for the enterprise, small business, and home. There are three editions to choose from depending on your needs and suitable to your abilities. They are: ClearOS Enterprise, ClearOS Home, and ClearOS Core.



UCS is an open platform for central identity & access management, IT management, and active directory, with a web portal for easy access to applications.




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.


SME Server is a leading distribution for small and medium enterprises. It stands apart from the competition by shipping with most common functionality preconfigured and features a number of popular additional enhancements in the form of downloadable contributions.
