Here you will find a set of packs that completely transform the appearance of Windows XP. With them you can make your old operating system look like Windows Vista, Linux or other system. The site also provides more interesting stuff like icon packs, skins and more.

Changes your mouse's cursor with animated versions, that you may download from Internet.

Transforms your Windows 8/7/Vista/XP to the interface of OS X Mavericks. Adds OS X Mavericks Boot Screen, Login Screen, Themes, Icons, Wallpapers, Sounds, Fonts, Dock, Dashboard, Spaces, Launchpad and more.

Allows you to arrange the windows on the taskbar as you wish by dragging them. Supports Vista/XP/2000/NT/95/98.

Utility developed by MicroSoft for editing Windows XP's interface. Has a bunch of options.