Caesium Image Compressor - Compress your pictures up to 90% without visible quality loss.
Image Converter Plus - Image Converter Plus is a multifunctional conversion and resizing tool for Windows operating system.
DVDVideoSoft Image Convert and Resize - Free Image Convert and Resize is a compact yet powerful program for batch mode image processing.
ImBatch - ImBatch is a batch image processor with a nice graphical user interface.
FileStar - With FileStar you can "do anything with any file".
FastStone Photo Resizer - Convert and Rename images in batch mode Support JPEG, BMP, GIF, PNG, TIFF and JPEG2000