IcoFX - IcoFX is an all-in-one solution for icon creation, extraction and editing.
ImBatch - ImBatch is a batch image processor with a nice graphical user interface.
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.
Batch Image Resizer - Resize, crop, shrink, flip, exif-rotate, convert, enhance, process multiple pictures and photos with professional software! 120+ Actions, 30+ Image Formats