LineageOS is the most popular custom ROM around, and version 17.1 is based on the newest Android 10 release. The Lineage project has been slowly updating older devices to 17.1, and in the time since our previous coverage, even more devices have arrived in the official roster.
LineageOS is one of the most popular custom ROMs available, with somewhere around two million active installations. It typically takes a while for the project to update to newer versions of Android, since development is largely done by maintainers in their spare time. Six months after the public release of Android 9 Pie, it looks like LineageOS is about ready to make the jump — but not before dropping older devices.
According to Chainfire, the night mode and color adjustment features from Chainfire3D and the original CF.lumen Gingerbread apps are frequently requested. So frequent, in fact, that they're back for KitKat+ devices as CF.lumen on the Play Store.
If you've ever used f.lux for your PC, you know basically what to expect here - color temperature adjustments based on the time of day, bringing tones more in line with your eyes' expectations when the sun goes down. CF.lumen can also match artificial light sources, and has a sleep mode which turns your screen red, so as to not disturb your "night vision."