IcoFX - IcoFX is an all-in-one solution for icon creation, extraction and editing.
Icon Generator - Icon Generator is a little application built on AIR that lets you generate a CS5 or Web 2.
IconWorkshop - Application to create and manage software icons. A must for developers.
Icon Slate - Icon Slate lets you easily compose, import and export desktop icons in many formats.
RealWorld Icon Editor - Create Windows icons and Mac OS icons from images and 3D models in an integrated icon maker.
IconsExtract - Extract icons and cursors stored in EXE, DLL, OCX, CPL files