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 or ...

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 developers ...

Firefox has just added built-in developer tools that rival Chrome’s own offerings. The new tools provide a clean and easy way to inspect elements in a single window. More specifically, it’s now much ...

John Barton has led work on Firebug, a Firefox extension widely used in developing Web sites. Now he's moved to Chrome, reflecting the new balance of browser power. Stephen Shankland worked at CNET ...

Mozilla has launched a bunch of new built-in developer tools for Firefox, and the new tools are designed to let developers change the look and feel of websites in real time. These tools are aimed at ...

Mozilla has released Firefox 16, which gives web developers several cool new tools for building and debugging websites. Current Firefox users will get the update the next time Firefox restarts. If you ...

Another feature developers asked for is a Chrome- and Firebug-like network panel and timeline; the team already developed a prototype that makes it easier to see how a web app uses the network. The ...

I am, by profession, a web developer, and out of my own experience, I can tell you that whatever code a person writes is never perfect. It needs a lot of refinement and a lot of optimization. There ...

A typical web page generally consists of several different elements with most of them coded in different colors and written in different fonts and styles. Sometimes, we come across web pages so ...

Firefox is poised to deliver some new tools for web developers. When Firefox 10 is released in early 2012 it will add HTML and CSS inspectors designed to help web developers inspect and debug their ...

I have already reviewed some great SEO features of FireBug FireFox extension – and today I am looking at another awesome multi-feature addon. Web Developer Toolbar allows for a huge number of cool SEO ...

A new version of Firefox used to be a big deal, but since Mozilla switched to a rapid release schedule, these updates are becoming pretty routine. Today, Mozilla launched Firefox 12. For most users, ...