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 ...

When you are building Web apps — and especially when you are debugging them — all the subtle differences between the different browsers start coming into play. Testing on every single browser is a ...

Mozilla is a company that cares a lot about developers - especially those who make the Web a better, more exciting place. Over the years, the company's done much to aide developers who work towards ...

Windows/OS X/Linux: Firefox has always been a great browser for development, but this week Mozilla's released Firefox Developer Edition: a browser packed with developer-friendly features like WebIDE, ...

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 ...

It's the bane of every web developer's existence – tracking down and diagnosing bugs in the myriad of different web browsers available. There are some incredibly helpful tools out there, but most are ...

Mozilla and Google have updated their browsers with features to help developers more effectively write and debug their websites. With Tuesday’s release of Firefox 23, Mozilla has introduced a number ...

Mozilla lets you use Firefox as your IDE even when you're deploying to other browsers. Don't get me wrong, this tool is great especially since its cross browser compatible, but with no IE support ...

Whether you’re a Web designer or a JavaScript programmer, Firebug provides invaluable tools for debugging websites. For Web developers like me, one of the most burning questions is “why does the page ...