Resize and rotate JPEG and GIF images in batch mode.
Make scrapbook on Mac.
Share screenshots with a drag and drop or two keystrokes.
Animation app: claymation, drawn, chromakey...
Find Duplicate Photos and Similar images regardless of their format.
Flickr upload plugin for iPhoto
Print full or cropped photos from iPhoto or Aperture albums.
Analyzes image files to look for signs of Photoshopping.
Revel is a photo app for your Mac, iPad, and iPhone where your photos act just like your email.
shingling or creep calculator for printers
image distortion Photoshop plugin
Add watermarks to images.