ImBatch - ImBatch is a batch image processor with a nice graphical user interface.
IcoFX - IcoFX is an all-in-one solution for icon creation, extraction and editing.
DVDVideoSoft Image Convert and Resize - Free Image Convert and Resize is a compact yet powerful program for batch mode image processing.
Icon Slate - Icon Slate lets you easily compose, import and export desktop icons in many formats.
Ralpha Image Resizer - High-speed image batch conversion tool
Icono Maker - Icono Maker is an icon maker for Windows.