Color Management Systems (CMS)
These are the tools you need for calibration and profiling of your scanner, monitor, printer, digital camera, or other display, source, or destination devices. Learn how to get the most accurate color from your system. For more on color calibration, see Calibrate Your Monitor | Printer | Scanner | Digital Camera
Color Savvy [Mac/Windows]
Handheld devices for color management and profiling software for scanner, monitor, and printer calibration.
Color Management DTP Series [Mac/Windows]
A collection of tools for color selection and management. Download a free demo from X-Rite.
ColorSync [Mac]
Apple ColorSync uses a control panel, AppleScripts and profiles to help you manage your color workflow. Get information on why you should use ColorSync, tutorials, and tips.
Monoco Systems Products
They offer entry-level, advanced, and expert ICC profiling tools, Photoshop plug-ins for color correction and batch image processing for color corrections and separations with MonacoBATCH, plus additional color accessories.
X-Rite Products [Mac/Windows]
In addition to software, they offer several calibration tools including Precise Monitor Calibration, spectrophotometers, and densitometers.