Android - Android is an open source mobile operating system initially released by Google in 2008 and has since become of the most widely used operating systems on any platform.
Symantec Endpoint Protection Mobile - Protect your business from malicious mobile attacks on modern operating systems such as Android and iOS.
e.foundation /e/ - /e/ is a fork of LineageOS that aims to be completely free of everything Google.
CopperheadOS - Secure Android built for encrypted and secure phones by a privacy focused company. Available as security-centric and privacy focused Google-free Android for the latest devices. Fully integrated with the latest IDS and MDM enterprise technologies.
LuneOS - LuneOS is a free and open source mobile operating system that respects users’ privacy.
LineageOS - Operating system for smartphones and tablet computers, based on the Android