Image Helper Tools for Macintosh - Useful Graphics Utilities
Assorted tools and utilities to help you work with images in Macintosh. Includes screen rulers, magnifiers, measuring tools, capture utiltiies, background previewers, and other utilities for special image tasks.
Coloristic (Win/Mac)
Allows you to magnify the area of the screen surrounding the cursor, copy color codes to the clipboard, measure distances on the screen, and more. $12 US.
Photo to Movie (Mac)
Create a movie by zooming and panning over a photo. For Mac OS X only.
Tape Measure X (Mac)
Measure screen distances on your monitor in pixels, inches or centimeters. Adjustable preferences allow you to change the transparency, units, hash marks and other behavior. For Mac OS X. Shareware - $5 US.