Firefox OS Simulator 3.0 makes its debut The simulator is an extension that runs in Firefox and lets users check out how the operating system will work.

Mozilla has released an updated version of its mobile Firefox OS simulator which brings new features such as the ability to push apps to Firefox OS devices as well as a wealth of other upgrades.

Mozilla on Thursday announced the release of Firefox OS Simulator 3.0, polishing all the features in the preview release as well as making a few more improvements.

Mozilla launches Firefox OS 3.0 Simulator preview with push to device, rotation, geolocation API, and more ...

Firefox OS, Mozilla's mobile operating system, is getting closer to reality. There still aren't many mobile devices available for testing, but Mozilla has released Firefox OS Simulator 1.0, which ...

Mozilla's Firefox OS (also known as Boot to Gecko), a mobile operating system that focuses on web technologies like HTML, CSS and JavaScript, is quickly moving through its development stages ...

A new, free alpha add-on from Mozilla makes it possible to test apps - and the Firefox OS itself - from within the web browser. All you need is Firefox, and a bit of time to work with the Simulator.