Christmas HQ - Totally free holiday icons, images, borders and fonts
ImBatch - ImBatch is a batch image processor with a nice graphical user interface.
IconStore - Free icon packs by first-class designers
Batch Image Resizer - Resize, crop, shrink, flip, exif-rotate, convert, enhance, process multiple pictures and photos with professional software! 120+ Actions, 30+ Image Formats
Merry Christmas Design Assets - Over 40,000 high-quality Christmas assets from Iconscout to bring the spirit of Christmas to your designs.
Ralpha Image Resizer - High-speed image batch conversion tool