ImBatch - ImBatch is a batch image processor with a nice graphical user interface.
NeoDownloader - As you know, there is a lot of websites with a lot of pictures, music and movies.
DVDVideoSoft Image Convert and Resize - Free Image Convert and Resize is a compact yet powerful program for batch mode image processing.
WFDownloader App - A free bulk image downloader application that also serves as a multi-purpose bulk downloader for your PC.
Batch Image Resizer - Resize, crop, shrink, flip, exif-rotate, convert, enhance, process multiple pictures and photos with professional software! 120+ Actions, 30+ Image Formats
Transloader - Start downloads on your Macs, remotely from other devices