Firebug, the developer tool for debugging JavaScript, tweaking CSS, and inspecting network traffic, has announced a major new release -- Firebug 1.5. The latest release of Firebug improves the ...

Firefox only: If you're a web developer, there's one Firefox extension that you should without question be using, and that's Firebug. The extensive web development toolbox just updated to version 1.5, ...

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 ...

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 ...