Mobian is a project to port the Debian Linux distribution running the mainline Linux kernel to smartphones and tablets.
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BlackBerry OS has been discontinued. Similar apps include Android, which is free and open source. Other options are GrapheneOS, LineageOS, /e/ and Nura (postmarketOS). You're spoiled for choice with Operating Systems like BlackBerry OS: we list more than 25 alternatives for Android, Linux, self-hosting, iPhone and iPad.
Mobian is a project to port the Debian Linux distribution running the mainline Linux kernel to smartphones and tablets.




alternative, open source version of Fairphone OS, built by Fairphone, that puts transparency and ownership in the spotlight.
Sailfish OS is a European alternative to dominating mobile operating systems, and the only mobile OS offering an exclusive licensing model for local implementations.




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.

An operating system that respects your rights to privacy, security, and freedom, by design.


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.



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




KaiOS brings smartphone-like functionalities to affordable phones: the KaiStore for apps. Video calls over 4G. Mobile payments through NFC. Even dual-SIM support.




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.
