Windows is a family of client, server, and mobile operating systems developed by Microsoft. Use this tag only if your question relates to using Windows APIs or Windows-specific behavior. Questions relating to using or troubleshooting Windows are off-topic.
Windows 8, the successor to windows-7, was released to the market on October 26, 2012. It was designed to be used on both tablets and conventional PCs.
Windows 8.1, the first major update to Windows 8, was released on October 17, 2013.
Windows 10 was released on July 29, 2015.
Windows Developer Center – Microsoft's developer portal for Windows Application Development
MSDN Library – documentation for the Microsoft Windows platform API and other Windows development offerings
Microsoft Windows on Wikipedia