CyanogenMod was an open-source mobile operating system based on Android, developed from 2009 to 2016. It provided features and enhancements not available in official Android firmware, and was widely used by developers for creating custom ROMs.

CyanogenMod was an open-source mobile operating system based on Android, developed from 2009 to 2016. It provided features and enhancements not available in official Android firmware, and was widely used by developers for creating custom ROMs.