Specifically, Web devs will be able to use Firefox's JavaScript debugger, DOM inspector, and CSS editor with Firefox, Chrome, and Safari.

Perhaps the biggest change in Firefox 15 is that it ships with a debugger that developers can use to find issues with their JavaScript code. The debugger is available via the Web Developer menu.

It’s also missing some of the features you’d need to debug remote PWAs, like exploring service worker cache usage or for debugging EdgeHTML instances beyond the desktop browser.

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

Mozilla began migrating Firebug features to the built-in Firefox debugging tools in 2016. Core Firefox developer tools include a page inspector, web console, JavaScript debugger, and network monitor.

Firebug lets you drill into any aspect of the current webpage, including markup, stylesheets, JavaScript, and more. The page that appears in the browser window is usually a combination of HTML ...

Mozilla, makers of the well known Firefox browser, have a new web surfer in the works. The company released a short trailer today, teasing the launch of a new developer driven browser.

Firefox's new Scratchpad is different from Firefox's other JavaScript dev tools in that it is just, as the Mozilla Blog puts it, "a text editor that knows how to run JavaScript." Scratchpad gets ...