Redshift adjusts the color temperature of your screen according to your surroundings. This may help your eyes hurt less if you are working in front of the screen at night.
Reduce blue light from your display and control brightness easily.
Small app to adjust brightness and gamma ramp (gamma, brightness, contrast) on multiple monitors
Rule-based screen temperature changer (based on redshift)
The most popular screen tinting software for devices that run chrome!
Frontend for redshift (http://jonls.dk/redshift) written in Qt
Tool for changing gamma/contrast/brightness made in Java for Windows systems. This is a showcase of how to use JNA, communicate with WinAPI directly from Java, and create GUI in JavaFX.
Quickly change display characteristics to help deal with differing external lighting conditions.
Manage gamma, brightness and contrast of each color on monitors