Stand-alone official AIM client software includes advertisements and is available for Microsoft Windows, Windows Mobile, Mac OS, Mac OS X, Android, iOS, BlackBerry OS.

Microsoft's Windows Vista operating system also includes content-control software.

The 3. x and 4. x family includes Windows 3. 0, Windows 3. 1x, Windows 95, Windows 98, and Windows Me.

* Windows NT 4. 0 Server, Enterprise Edition ( includes support for 8-way SMP and clustering )

OS / 2 support also includes Presentation Manager support with the addition of the Windows NT Add-On Subsystem for Presentation Manager.

For example, the Windows XP MSXML3 library includes an XSLT 1. 0 processor.

That includes UNIX-based computers, Microsoft Windows, Mac OS X ( whose foundation is the BSD Unix kernel ), and even smartphones, increasingly.

Microsoft Windows also includes undocumented low-level functions and obscure bugs that Wine must duplicate precisely in order to allow some applications to work properly.

In 2005, G10 Code and Intevation released Gpg4win, a software suite that includes GnuPG for Windows, WinPT, Gnu Privacy Assistant, and GnuPG plug-ins for Windows Explorer and Outlook.

The IBM System i includes an extensive library-based operating system, i5 / OS, and is also capable of supporting multiple instances of AIX, Linux, Lotus Domino, Microsoft Windows 2000 and Windows Server 2003.

Popular software for personal use includes Skype, Google Talk, Windows Live Messenger and Yahoo!

In addition to being a media player, Windows Media Player includes the ability to rip music from and copy music to compact discs, burn recordable discs in Audio CD format or as data discs with playlists such as an MP3 CD, synchronize content with a digital audio player ( MP3 player ) or other mobile devices, and enable users to purchase or rent music from a number of online music stores.

The player includes intrinsic support for Windows Media codecs and also WAV and MP3 media formats.

Windows Media Player 11 includes the Windows Media Format 11 runtime which adds low bitrate support ( below 128 kbit / s for WMA Pro ), support for ripping music to WMA Pro 10 and updates the original WMA to version 9. 2.

Since Windows Media Player 9 Series, the player supports crossfading, audio dynamic range ( Quiet Mode ) for WMA Pro and WMA Lossless, and auto volume leveling for certain media which includes volume level / gain information such as MP3 or Windows Media.

Initial mount points can be configured in, which has a very similar format as on Unix systems, except that Windows paths appear in place of devices.

For example, EDLIN in early MS-DOS versions and 32-bit versions of Windows NT has a somewhat similar syntax, and text editors in many MUDs ( LPMud and descendants, for example ) use ed-like syntax.

It also allows custom personal status similar to Windows Live Messenger ( MSN Messenger ).

Based on the same Gecko layout engine as Mozilla Firefox, K-Meleon uses native Windows application programming interface ( API ) to create the user interface, instead of using Mozilla's cross-platform XML User Interface Language ( XUL ) layer, and as a result, is tightly integrated into the look and feel of the Windows desktop ; this approach is similar to that of Galeon and Epiphany ( for the GNOME desktop ), and Camino ( for Mac OS X ).

The Amstrad PCW's bundled word processing software, LocoScript, used the term " in limbo " to refer to files which had been deleted but which could still be restored, a concept similar to that later implemented by the Trash in the Apple Macintosh and the Recycle Bin in Microsoft Windows 95.

Microsoft announced the Cairo project in 1991 ; the Cairo specification included similar object-oriented user interface features for a coming consumer version of Windows NT.

It had a similar user interface to Windows 2. 1.

This is similar in functionality to a non-networked version of X11 or the Windows GDI.

Pico's interface is in many ways very similar to that found in Windows editors, such as Notepad.

The best-known application of the protocol is for access to shell accounts on Unix-like operating systems ( it can be used in a similar fashion for accounts on Windows, though that is not a very popular option due to RDP / Terminal Server ).

This is similar to the way “ Control-Alt-Delete ” is used under Windows NT.

It can be considered similar to Windows ' WordPad application.

Windows NT-based operating systems also provide PathPing, with similar functionality.

Windows Media Player for Pocket PC was first announced on January 6, 2000, and has been revised on a schedule roughly similar to that of the Windows version.

Windows Mobile 6 includes a copy of Windows Media Player 10 Mobile, but with a similar ( but not quite identical ) theme as Windows Media Player 11.

This gives programmers an environment similar to a desktop operating system like Linux or Microsoft Windows, and is therefore very productive for development ; on the downside, it requires considerably more hardware resources, is often more expensive, and because of the complexity of these kernels can be less predictable and reliable.

Some versions of Windows feature the similar or Findstr command.

In this respect, TeachText was the " default editor " of the Mac system, playing a role similar to Notepad under Microsoft Windows.

Two other similar games based on the original, EV Override and EV Nova, followed in 1998 and 2002 respectively, the latter of which is also available on Microsoft Windows.

An example of a similar program for Microsoft Windows:

Then Windows 2000 Server edition, and revised to extend functionality and improve administration in Windows Server 2003.

Opera was somewhat faster, but it was proprietary software distributed in trialware and adware versions, both of which lacked some of the functionality of the Microsoft Windows version.

In this respect the functionality of Windows 95 moved closer to Windows NT, although Windows 95 / 98 / ME did not support more than 512 megabytes of physical RAM without obscure system tweaks.

As complexity and potential programming faults of the set-top box increase, software such as Windows Vista's Media Center, MythTV, and Select-TV have developed features comparable to those of set-top boxes, ranging from basic DVR-like functionality to DVD copying, home automation, and housewide music or video playback.

PathPing is a utility introduced with Windows NT that combines ping and traceroute functionality.

* PathPing-a network utility supplied in Windows NT and beyond that combines the functionality of ping with that of traceroute ( or tracert ).

Modern versions of Microsoft Windows integrate WoL functionality into the Device Manager.

Services normally provided by the kernel in Windows are provided by a daemon known as the wineserver, whose task is to implement basic Windows functionality, as well as integration with the X Window System, and translation of signals into native Windows exceptions.

Windows Media Player version 7 was a large revamp, first included with Windows Me with a new user interface, visualizations and increased functionality.

Psion was also challenged by the arrival of cheaper devices running Microsoft ’ s Windows CE and the lower functionality approach of the Palm Pilot.

GRAPHIC BITMAPS are also defined, again supporting the GRAPHIC drawing functionality, but as purely memory objects, like Windows Bitmaps or DIB Sections.

The Windows version of Clementine depended on a commercial package that supported X functionality on Windows.

Currently, there are two software projects that focus on porting Shareaza's functionality to operating systems other than Windows.

Digital rights management, Client Access Licenses, and Windows Genuine Advantage are considered by some to be examples of anti-features in software: each restricts functionality ( unlimited copying, and unlimited numbers of clients capable of being served, respectively ) that would otherwise be innate in the product's design.

The functionality provided by the Windows API can be grouped into eight categories: