SageThumbs - SageThumbs is a powerful shell extension allowing to preview enormous amount of image formats...
ImBatch - ImBatch is a batch image processor with a nice graphical user interface.
Icaros - Icaros is a collection of lightweight, high quality, Windows Shell Extensions
Batch Image Resizer - Resize, crop, shrink, flip, exif-rotate, convert, enhance, process multiple pictures and photos with professional software! 120+ Actions, 30+ Image Formats
FastPreview - FastPreview was created in need of a usable ...
Phatch - Phatch = Photo & Batch!