[Microsoft] '''[http://http://windows.microsoft.com%|%Microsoft Windows]''', also known simply as [Windows], is a proprietary operating system. ** Description ** Windows has evolved over the years, and its feature set has changed dramatically. This Wiki has a fair amount of information on the subject of [Microsoft Windows and Tcl] and [Microsoft Windows and Tk]. 2015-05-04 [APN] Content on this page, much of which was duplicated, has been merged into the above pages. ** Versions ** Major versions of Windows include: [Windows 95]: [Windows 98]: [Windows Vista]: [Windows Aero]: [Windows Mobile 2003]: [Windows CE]/[Windows/CE]: Windows ME: Windows NT: Windows 2000: Windows 2003: Windows 7: Windows 8: Tcl 8.6 requires Windows XP or later. Use 8.4/8.5 for earlier releases. ** Other Windows API Implementations ** Microsoft is no longer the only provider of the platforms implementing the Windows API: just by far the most dominant. There's also [Wine] (providing support for Windows apps on platforms like [Linux], [FreeBSD] and [BeOS]) and [ReactOS] (providing an alternative Windows compatible operating system). [peterc] 2008-06-13: [getWindowsAPIVendor] is a small but handy proc for detecting which win32 code base your app is really running on: [Wine], [ReactOS] or Microsoft Windows. This can be used for tuning your app or informing the user of support/non-support. ** Unix-like environments for Windows ** [cygwin]: [http://unxutils.sourceforge.net/%|%unxutils]: [http://gnuwin32.sourceforge.net/%|%GnuWin32]: [http://www.microsoft.com/en-us/download/details.aspx?id=274%|%Microsoft Services for Unix]: <> Category Operating System | Category Windows