IconXP is described as 'icon creator to edit icons. You can make icons for windows XP with this icon program' and is an app in the Photos & Graphics category. There are more than 10 alternatives to IconXP for a variety of platforms, including Windows, Mac, Online / Web-based, Linux and Windows S. The best alternative is IcoFX. It's not free, so if you're looking for a free alternative, you could try Icons8 or JDraw. Other great apps like IconXP are IconLover (Paid), Icon Generator (Free), Icon Slate (Paid) and Gconvert (Freemium).
IconLover 5.45 is a powerful, yet easy to use icon editor for making your own icons for any operating system, including Windows, Mac OS, *NIX, Android and iOS. It creates native Windows icons (ICO format) of all sizes.
JDraw is a pixel oriented graphics editor designed especially for small to medium-sized pictures used to decorate web pages. It is completely written in Java, simple to use and saves (animated) GIFs, ICOs and PNGs.
Icon Generator is a little application built on AIR that lets you generate a CS5 or Web 2.0 style icon.Three versions are prepared according to the usage. You can use Windows XP/VISTA/7, Mac OS X, Linux. - Online - browser that can be used.
GConvert icon toolkit: create, edit, extract, manage and convert icons of any size and color depth. Full support for Windows Vista and XP icons, manage icons in ICL and DLL files, convert from/to other image formats
IconDeveloper is a program that makes it very easy to create your own Windows icons. Intead of trying to include a drawing package, IconDeveloper instead allows users to just import images made by other programs and turn them quickly and easily into icons.