If you have an existing device supporting Firefox OS, you can connect it via USB and push apps installed in the Firefox OS Simulator directly to it (make sure to enable remote debugging: Settings > ...

Introduced in January 2013, Firefox OS is a new mobile, Linux-based open source operating system for smartphones from Mozilla, a free software community also known as the creators of the Firefox Web ...

Mozilla also notes the release includes stability fixes for installation, updates to apps, and newer versions of the Firefox rendering engine as well as Gaia (the UI for Firefox OS). We’ll keep you ...