ImBatch - ImBatch is a batch image processor with a nice graphical user interface.
Eagle App - Unify your creative inspiration in one place. Store anything – inspiring images, design mockups, illustrations, screenshots and more.
DVDVideoSoft Image Convert and Resize - Free Image Convert and Resize is a compact yet powerful program for batch mode image processing.
Pixave - The ultimate image organizer for the Mac.
Ralpha Image Resizer - High-speed image batch conversion tool
EagleFiler - EagleFiler makes managing your information easy.