I wrote a small Python utility recently that provides a minimal interface for brightness and temperature: <a href="https:&#x2F;&#x2F;github.com&#x2F;nicholasbishop&#x2F;xrandr-slightly-fewer-tears" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;nicholasbishop&#x2F;xrandr-slightly-fewer-tear...</a><p>It doesn&#x27;t do anything fancy with geolocation, I tend to just tweak the sliders every now and then depending on what my eyes tell me :)