A Python program that calculates ambient brightness and sets screen's correct backlight using a camera.

Dimmer is described as 'Adjust the brightness of all monitors, screens and displays' and is a Screen Dimmer in the system & hardware category. There are more than 50 alternatives to Dimmer for a variety of platforms, including Windows, Mac, Linux, Wayland and Android apps. The best Dimmer alternative is f.lux, which is free. Other great apps like Dimmer are Redshift, Twinkle Tray, LightBulb and RedshiftGUI.
A Python program that calculates ambient brightness and sets screen's correct backlight using a camera.

Synchronize your external monitor brightness with built-in display. Application reads current brightness of your built-in display and passes it to external monitors via DDC interface. You can adjust brightness by menu in system status bar.
Lumen - magic auto brightness based on screen contents. You control Lumen simply by using your brightness keys - it'll automatically learn your preferences.

Monitor Bright reduces with a simple trick the monitor brightness. Useful to use the PC at night without getting blind if the minimum brightness that can be obtained adjusting monitor settings is still too high if compared to ambience brightness. Supports multi monitor systems.


SunshinePal is your daily sunlight companion designed to help you track your exposure, set healthy goals, and reconnect with nature for better sleep and mood.



SunshinePal is the most popular iPhone alternative to Dimmer.
With cursor-based activation, keep your monitors off until you need them and protect your screens from burn-in and image retention.




Small GTK GUI application to set contrast, brightness and gamma for wayland compositors which support the wlr-gamma-control protocol extension. Basically this is the example from here: https://github.com/swaywm/wlroots/blob/master/examples/gamma-control.

EyeAway is a beautiful, privacy-first macOS app that helps reduce digital eye strain using the proven 20-20-20 rule. Every 20 minutes, look 20 feet away for 20 seconds - your eyes will thank you.






If you work in a dark room, or in room lit by the sun, or struggle with eye strain and headache, Simple Screen Shade will dim your displays - this way it will care for your health and comfort.




Free and Open Source alternative to Vivid macOS application to extend Apple XDR display brightness from 500 up to 1600 nits.


Away From Keyboard is an app that reduces eye strain with reminders to take a break.
