FOSS and/or ADB screen dimmer below 0%?

cross-posted from: https://lemmy.world/post/52505583 [https://lemmy.world/post/52505583] > Hi all, > > There are a number of apps on the Android App Store that enable you to lower the minimum backlight brightness (or claim to), but I’m looking for de-Googled FOSS options. > > Any suggestions? > Thanks