Lagom LCD monitor - Lagom LCD Monitor is one of the best monitor calibration software that combines monitor calibration technology with an easy-to-use interface.
Calibrize - Calibrize is free software that helps you to calibrate the colors of your monitor in three simple...
DisplayCAL (formerly known as dispcalGUI) - Open Source Display Calibration and Characterization powered by Argyll CMS
QuickGamma - monitor gamma calibration, monitor gamma correction, monitor gamma adjustment, adjust monitor gamma, calibrate monitor gamma, adjust monitor brightness and contrast, monitor gamma correction utility
SuperCal - Visual display calibrator for Mac that generates ICC, ColorSync profiles
ColorHCFR - Free Video Projector/Monitor Calibration Software