Alternatives to B2G OS for all platforms with any license

  • Android icon

    Android

    Android is an operating system for mobile devices such as smartphones and tablet computers. It consists of a kernel based on the Linux kernel, with middleware, libraries and APIs written in C and application software running on an...

    Open Source Android Android Tablet

  • Remix OS icon

    Remix OS

    Remix OS is an innovative Android-based operating system engineered to be equally adept on mobile and desktop devices.

    Free Linux Android Android Tablet

  • iOS icon

    iOS

    iOS is a mobile operating system developed by Apple Inc. and distributed exclusively for Apple hardware. It is the operating system that powers iPhone, iPad and iPod Touch. Each main version of iOS / iPhone OS has introduced a big...

    Free iPhone iPad

  • Windows Phone icon

    Windows Phone

    Windows Phone is a mobile operating system developed by Microsoft. Some features include : Live Tiles, Kid's Corner, Photos + SkyDrive, Rooms. It also allows you to Take your Word docs, Excel spreadsheets, PowerPoint presentations...

    Free Windows Phone

  • Ubuntu Phone icon

    Ubuntu Phone

    Ubuntu now runs on phones. With a beautifully designed, easy-to-use interface that enables users to find content and switch between apps faster than ever, it represents the alternative open source OS the mobile industry has been...

    Open Source Linux

  • Sailfish OS icon

    Sailfish OS

    Mobile-optimized with the flexibility, ubiquity and stability of the Linux core and a cutting edge user experience built with the renowned Qt™ platform.

    Open Source Self-Hosted

  • Tizen OS icon

    Tizen OS

    Tizen is an open source mobile and device operating system based on Linux developed by Samsung and Intel. It can support programs written with Samsung’s Bada SDK as well as Android applications. The operating system supports a...

    Open Source Linux

  • OxygenOS icon

    OxygenOS

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

    Free Android

  • QtMoko icon

    QtMoko

    QtMoko is debian distribution for Linux based SmartPhones, like Openmoko Freerunner and Goldelico's GTA04 phone. Phone and user interface is based on QT Extendeded formerly known as Qtopia..

    Open Source Linux Self-Hosted

    • Discontinued The project seems to be no longer developed. Last version, v58, released in December 2013, can be still downloaded from SourceForge.
  • Plasma Mobile icon

    Plasma Mobile

    Plasma Mobile turns your phone into a fully open hacking device, just like a PC. You can join us to start building new mobile experiences now. Key features: Libre Technologies Plasma Mobile (a plasma workspace) ...

    Open Source Linux

  • Astian OS icon

    Astian OS

    Astian OS is an operating system that is based on the discontinued Firefox OS, development by Astian Foundation, thus allowing support for mobile devices, TV's, and other devices. Astian OS is completely free and open.

    Open Source Self-Hosted

  • H5OS icon

    H5OS

    H5OS is a mobile OS based on Firefox OS developed by Acadine Technologies. H5OS is a dynamic, scalable operating systems software / service platform based on open standard web technologies, that...

    Free Self-Hosted

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