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.

LineageOS is described as 'Free and open-source Android-based OS for smartphones and tablets that enables deep customization, regular security updates, privacy focus, and broad device compatibility' and is a very popular Mobile OS in the security & privacy category. There are more than 25 alternatives to LineageOS for a variety of platforms, including Android, Linux, Android Tablet, Linux Mobile and iPhone apps. The best LineageOS alternative is GrapheneOS, which is both free and Open Source. Other great apps like LineageOS are Android, iodéOS, /e/ and Ubuntu Touch.
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.

iPadOS is the mobile operating system for iPad devices from version 13 onward. Before version 13, iPad devices ran iOS.


iPadOS is the most popular iPad alternative to LineageOS.
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...

LuneOS is an open source firmware distribution for smartphones and tablet computers based on the Open webOS mobile operating system.



ViperOS It's Stable and Battery Friendly Custom ROM. Many features, High Performance and Reability. Feel the Venom in your vein.
Industrial Android™ with emteria.OS Building, extending, customizing and maintaining embedded Android platform for reliable industrial applications and products.
The major difference between Google's stock Android and OPPO's ColorOS is the latter's additional features. Such features include: customizable gestures for screen off, screen on, communication, a security centre, lock screen magazines, options for long screen shot...


EMUI is a HarmonyOS/Android (operating system) mobile operating system developed by Chinese technology company Huawei. It is used on the company's smartphones and tablet computers.



Oniro is an Eclipse Foundation project focused on the development of a distributed open source operating system for consumer devices, regardless of the brand, model, make.


Qt6/QML Wayland compositor on PostmarketOS. Runs on any device with mainline Linux support or Libhybris. Core features work at 60 FPS on OnePlus 6. Performance target: fluid on decade-old chipsets, exceptional on newer hardware.



its closed source and super proprietary