One of the most popular alternatives to CopperheadOS is GrapheneOS, which is free and open source. Other popular alternatives are LineageOS, /e/, Nura (postmarketOS) and CalyxOS. You're spoiled for choice with Android ROMs like CopperheadOS: we list more than 25 alternatives for Android, Linux, Mac, Windows and self-hosting.
PixelOS is an AOSP based ROM, with Google apps included and all Pixel goodies. We aim to provide an experience similar to Google Pixel phones with numerous performance enhancements and a small amount of useful additional features.
India
Distributed microkernel OS with AI and edge computing capabilities for smartphones, wearables, TVs, tablets, and IoT; features multi-layered architecture, custom device kernels, Linux ABI compatibility, seamless interaction, and resource sharing across devices.
China
Paranoid Android provides a unique experience and ultimate customization for your Android device.
India
Open source Linux-based platform designed for smartphones, tablets, netbooks, automotive infotainment, and smart TVs, offering scalable compatibility, advanced multimedia, touch support, Application Compatibility Layer for Android apps, 3D UI, and multitasking.
United States
AXP.OS is a more private and more secure aftermarket mobile operating system based on AOSP & LineageOS.
Project Elixir basically offers a minimal UI enhancement & close to Stock Android ROM with great performance, security and stability. Your experience while using Project Elixir will be butter smooth without compromising the quality of the Android experience.
Ubuntu Touch is made and maintained by UBports. It is a free and open source mobile OS for you! Meanwhile we care about your privacy and freedom.
CrDroid is a customized fork of Android based on LineageOS bringing a lot of custom features ported from others great roms out there.
The new operating system from OnePlus, based on Android. OxygenOS is light and essential with subtle, useful features.
China
Xiaomi HyperOS is a proprietary operating system developed by Xiaomi. It's designed to provide an enhanced user experience through its unique features and functionalities. The system integrates seamlessly with Xiaomi's wide range of devices, creating a unified and...
China
webOS is a web-centric and usability-focused software platform for smart devices. The operating system has constantly evolved, passing through its journey from Palm to HP, and most recently to LG Electronics.
South Korea
Havoc-OS is an after-market firmware based on Android Open Source Project, inspired by Google Pixel with a refined Material Design UI. We offer a smooth and stable experience for your device with a selected set of amazing features that provide an exceptional user experience.
