Apps similar to Droidian include Android, which is free and open source. Other options are GrapheneOS, LineageOS, Nura (postmarketOS) and Ubuntu Touch. In total there are nine Mobile OSes like Droidian for Linux and Android.
Open-source mobile OS developed by Google, based on the Linux kernel. It supports app development in Java and Kotlin. Compatible with various devices, offering seamless integration with Google services, customizable interface, and extensive app ecosystem for smartphones and tablets.
United States
GrapheneOS is a 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...
Canada
Free and open-source Android-based operating system for smartphones and tablets, designed to enable deep customization, enhanced privacy controls, regular security updates, and broad device compatibility without default proprietary Google services.
United States
Nura (formerly postmarketOS) extends the free and open source operating system Alpine Linux to run on smartphones and other mobile devices. Alpine is a security-oriented, light-weight Linux distribution based on musl libc and BusyBox.
Belgium
EU
Ubuntu Touch is the Ubuntu operating system for mobile phones originally created by Canonical and now developed by the UBports Community.
GermanyEU
Mobian is a project to port the Debian Linux distribution running the mainline Linux kernel to smartphones and tablets.
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.
Kupfer is an Arch Linux ARM derived distribution designed to support the Linux mobile effort. It is to Arch Linux what postmarketOS is to Alpine, or Mobian is to Debian.
