The most recent versions for server computers is Windows Server 2016.
A specialized version of Windows runs on the Xbox One video game console.
This comparison however may not be fully relevant, as the two operating systems traditionally target different platforms.
Microsoft, the developer of Windows, has registered several trademarks each of which denote a family of Windows operating systems that target a specific sector of the computing industry.
As of 2014, the following Windows families are being actively developed: The history of Windows dates back to 1981, when Microsoft started work on a program called "Interface Manager".
On PCs, Windows is still the most popular operating system.
However, in 2014, Microsoft admitted losing the majority of the overall operating system market to Android, because of the massive growth in sales of Android smartphones.