Paranoid Android provides a unique experience and ultimate customization for your Android device.



GrapheneOS is described as 'Privacy and security focused mobile OS with Android app compatibility developed as a non-profit open source project. It's focused on the research and development of privacy and security technology including substantial improvements to sandboxing, exploit' and is a very popular Mobile OS in the os & utilities category. There are more than 25 alternatives to GrapheneOS for a variety of platforms, including Android, Android Tablet, Linux Mobile, Linux and iPhone apps. The best GrapheneOS alternative is Android, which is both free and Open Source. Other great apps like GrapheneOS are LineageOS, CalyxOS, iodéOS and postmarketOS.
Paranoid Android provides a unique experience and ultimate customization for your Android device.



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.





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.


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.


/e/ is a fork of LineageOS that aims to be completely free of everything Google. Not only that, but there are a number of goals the developer has in mind for /e/ that more people feel are vital to a mobile operating system.




Its just fancy LineageOS. I think their GUI and some tools are cool, but they need to base off GrapheneOS to be Legit.
e/os is an privacy focused mobile OS based on android 13,14,15,16 depending on device.It's a completely degoogle device with privacy focused features

The new operating system from OnePlus, based on Android. OxygenOS is light and essential with subtle, useful features.



AXP.OS is a more private and more secure aftermarket mobile operating system based on AOSP & LineageOS.
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.




OmniROM is our Android custom ROM variant, feature-packed but always with stability as #1 priority in mind.
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...

Not secure. Firmware is mostly untouched and the software is not checked for integrity etc. Android is way more secure.