wl-gammactl is described as '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' and is an app. There are more than 50 alternatives to wl-gammactl for a variety of platforms, including Windows, Linux, Mac, Android and Wayland apps. The best wl-gammactl alternative is f.lux, which is free. Other great apps like wl-gammactl are Redshift, LightBulb, Red Moon and Midnight Lizard.
Software that makes the color of your computer's display adapt to the time of day, warm at night and like sunlight during the day.
f.lux is the most popular Windows, Mac & Linux alternative to wl-gammactl.
f.lux is the most popular free alternative to wl-gammactl.
Redshift adjusts the color temperature according to the position of the sun. A different color temperature is set during night and daytime.
Redshift is the most popular Open Source alternative to wl-gammactl.
Background application that adjusts screen gamma, making the colors appear warmer at night, reducing strain on your eyes.
The app is free on F-Droid and on GitHub but you can buy it on the Google Play Store to support the developer.
Red Moon is the most popular Android alternative to wl-gammactl.
Midnight Lizard web-extension for Google Chrome™ and Mozilla Firefox™ provides custom color schemes for all websites.
RedshiftGUI changes the color temperature of your monitor to better match that of your surrounding. This means that it sets a cooler color temperature during the daytime (due to natural lighting) and sets a warmer temperature at night (due to indoor lighting). Similar to f.
Screen dimming software that allows you to control the brightness of your screens as well as external monitors.
The app filters the blue spectrum on your phone or tablet after sunset and protects your eyes with a red filter. The filter intensity is smoothly adjusted to the sun cycle based on your local sunset and sunrise times.
Enjoy free cross-platform blue light reduction and PWM flicker-free brightness control with Iris mini. Minimalistic design, portable, and automatic for no-hassle, eyestrain-relief across all devices. Simply double-click to activate, perfect for every lighting condition.
Whether you're a morning lark or night owl, SunsetScreen allows you to set the time of the sunset and sunrise, so you can have full control over your sleep cycle.
SunsetScreen is the most popular commercial alternative to wl-gammactl.
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