f.lux is makes the color of your computer's display adapt to the time of day, warm at night and like sunlight during the day.
Dark Reader generates dark themes for websites on the fly. Use the night mode to take care of your eyes. Adjust brightness and contrast to better fit your screen.
Pomy is a desktop widget-style app designed to diminish eye strain, inspired by the 20-20-20 rule by optometrists.• Working on-screen for 20 minutes,• Look away at something that 20ft (6m) away for 20 seconds.
Smarter controls and a new Adaptive algorithm for your external displays.
• the brightness/contrast can respond to the built-in light sensor readings
• use the brightness keys to adjust external monitor's brightness
Iris is software which makes Monitors healthy for the eyes.
With Iris you can reduce the Blue Light emitted from your screen for better sleep, reduce the Brightness of your screen without PWM and avoid eye pain.
The science behind Iris:
The entire page will be fading to dark, so you can watch the videos as if you were in the cinema. Works for YouTube™ and Beyond.
With a single click on the lamp button, the page will fade to dark. And automatically focus on the video. By clicking on it again, the page will return to normal.