Mozilla today launched Firefox 77 for Windows, Mac, and Linux. Firefox 77 includes faster JavaScript debugging, optional permissions for extensions, and Pocket ...

The Firebug web development tool, an open source add-on to the Firefox browser, is being discontinued after 12 years, replaced by Firefox Developer Tools. Firebug will be dropped with next month’s ...

A few months ago Mozilla released its WebIDE project to make the browser a complete environment not just for consuming Web apps but for developing and deploying them as well. At the time, though, ...

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 ...

Mozilla’s JavaScript team is on a mission to renovate the JavaScript engine for the upcoming major release of Firefox. When version 3.5 landed with major JS performance upgrades including the ...