ShadowBOOK

If you're looking for a seamless and hassle-free way to manage your system's brightness levels, then you might want to give this free and open source application a try. It's a lightweight tool that you can easily keep in your dock, and it will ensure that you'll never struggle with dim or overly bright screens again.

One of the great things about this app is that it's constantly monitoring your system and will adjust the luminosity levels depending on your environment. This is incredibly useful for those who work in varied lighting conditions, such as those who are frequently on the go or who work in environments with lots of natural light.

Furthermore, this application is highly customizable, so you can set it up to best suit your needs. For example, you can tweak the sensitivity of the app's sensors, adjust the color temperature, and more. You can even set various profiles for different times of day, depending on your preferences.

Another great feature of this app is that it's open source. This means that developers can make improvements and add features, and users can contribute to the development process as well. In short, if you're looking for an app that will help you manage your system's brightness without any hassle, then this is definitely worth checking out.