BrightnessControl is described as 'The app lets you control the brightness of all your screens (both laptop and desktop) by a single click on a tray icon. Its look goes nicely with the system icons and it supports both light and dark mode' and is an app. There are more than 10 alternatives to BrightnessControl for a variety of platforms, including Mac, Linux, Windows, openSUSE and Flathub apps. The best BrightnessControl alternative is Twinkle Tray, which is both free and Open Source. Other great apps like BrightnessControl are Lunar, luminance, DisplayBuddy and BetterDisplay.
Twinkle Tray enables brightness control on external displays in Windows 10 & 11. Even th Windows is capable of adjusting the backlight on most monitors, it doesn't support external monitors natively.
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DisplayBuddy lets you control external displays connected to your Mac right from your menu bar! No need to touch your clunky monitor buttons!
Unlock your displays on your Mac! Smooth scaling, HiDPI unlock, XDR/HDR extra brightness upscale, DDC, brightness and dimming, virtual screens, PIP and lots more!.
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DDCcontrol is software for controlling monitor parameters such as brightness, contrast, and RGB color levels. It includes a command-line tool and a GUI tool.
Graphical user interface implemented using Qt for ddcutil - control monitor settings
Tired of having to adjust your settings whenever you move your displays? Maybe you like to use your laptop on a stand and on your desk? This app is for you!
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Windows implementation of the ddcutil Linux program for querying and changing monitor settings, such as brightness and color levels.
Dell Display Manager enhances everyday productivity through comprehensive management tools giving you optimal front of screen experience, efficient display management and easy, effortless multitasking.
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