With its open source debugger.html tool, launched this week, Mozilla is providing a JavaScript debugger that can debug multiple targets and work in a standalone mode. The effort is part of a plan to ...

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 ...

There’s also a new JavaScript Debugger that developers can use over a local network to remotely debug apps running on Firefox for Android, for example. The new version introduces support for ...

With the release of Firefox 4 Mozilla gave a notable performance boost to its popular browser, but there's still some way to go before taking the speed crown from its rivals. With a new development ...