Apps Firefox 31 beta arrives with search on new tab page, revamped developer tools, and Android runtime improvements ...

As promised, Mozilla today launched Firefox Developer Edition, which it is calling “the first browser created specifically for developers.” The company wants to solve a very big problem ...

Mozilla is still keeping up with their promise for rapid releases of their Firefox web browser, and it actually just seems like yesterday when the company released Firefox 15 to the public ...

Mozilla today announced the Firefox OS App Manager, a new developer tool that will ship with Firefox 26. It is designed to help developers build and debug Firefox OS apps, either in the Simulator ...

We show to you how you can identify what font a web page on Chrome, Edge and Firefox is using through Inspect Element in Developer Tools.

Mozilla released the new Firefox 31 today that gives desktop (Mac, Windows, and Linux) and mobile (Android) users lots of new features to explore, with a special focus on developer tools.

Mozilla has released Firefox 16, which is short on new features for general users, but offers web developers some useful new tools for building and debugging websites.

If you're a developer, Firefox extensions can help you get more out of your work. Here's a list of 15 add-ons that are all worth trying out.

Firefox 15 will offer web developers a couple of cool new tools when it arrives later this year, including a very handy new "Responsive Mode" for testing your responsive websites.

The latest version of Firefox, released a mere six weeks after version 6, may not appear to have changed much, but there are a few useful, subtle changes to be found.