Firefox OS

 Firefox OS  (sometimes abbreviated as FxOS or FFOS ) is an open source mobile operating system developed by Mozilla, based on Linux and the Gecko web rendering engine.


 * Product site: https://www.mozilla.org/en-US/firefox/os/
 * Developer site: https://developer.mozilla.org/en-US/Firefox_OS

Hashtags:
 * #FirefoxOS
 * #FxOS