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  1. Pseudo elements, promise inspection, raw headers, and much more – Firefox Developer Edition 36

    Firefox 36 was just uplifted to the Developer Edition channel, so let’s take a look at the most important Developer Tools changes in this release. We will also cover some changes from Firefox 35 since it was released shortly before the initial Developer Edition announcement. Read more…

  2. Firebug 3 & Multiprocess Firefox (e10s)

    Firebug 3 alpha was announced couple of weeks ago. This version represents the next generation of Firebug built on top of Firefox native developer tools. There are several reasons why having Firebug built on top of native developer tools in Firefox is an advantage — Read more…

  3. Mozilla Introduces the First Browser Built For Developers: Firefox Developer Edition

    Developers are critical to the continued success of the Web. The content and apps they create compel us to come back to the Web every day, whether on a computer or mobile phone. In celebration of the 10th anniversary of Firefox, we’re excited to unveil Read more…

  4. The Missing SDK For Hybrid App Development

    Hybrid vs. native: The debate has gone on, and will go on, for ages. Each form of app development has its pros and cons, and an examination of the key differences between the two methods reveals that a flat correlation is like comparing apples to Read more…

  5. WebIDE, Storage inspector, jQuery events, iframe switcher + more – Firefox Developer Tools Episode 34

    A new set of Firefox Developer Tools features has just been uplifted to the Aurora channel. These features are available right now in Aurora, and will be in the Firefox 34 release in November. This release brings new tools (storage inspector, WebIDE), an updated profiler, Read more…

  6. Firefox Add-on Enables Web Development Across Browsers and Devices

    Developing across multiple browsers and devices is the main issue developers have when building applications. Wouldn’t it be great to debug your app across desktop, Android and iOS with one tool? We believe the Web is powerful enough to offer a Mobile Web development solution Read more…

  7. Videos: getting started with your Flame device

    The Flame Developer reference phone is currently on its way to developers who either are Mozillians, bought them or have created apps for it. You can buy the flame device online at everbuying, for $170 including postage and packing and world-wide delivery. There is no Read more…

  8. Event listeners popup, @media sidebar, Cubic bezier editor + more – Firefox Developer Tools Episode 33

    A new set of Firefox Developer Tools features has just been uplifted to the Aurora channel. These features are available right now in Aurora, and will be in the Firefox 33 release in October. This release brings many new additions, especially to the Inspector tool: Read more…

  9. WebIDE Lands in Nightly

    Editor’s note: if you want to help test it on a recent nightly you can toggle the devtools.webide.enabled preference in about:config. The WebIDE is available today under Tools>Web Developer>App Manager and will be renamed in tomorrow’s Nightly into WebIDE. If you’ve been following our Developer Read more…

  10. What's new in Cordova 3.5.0 for Firefox OS

    The Cordova community recently released version 3.5.0 of the tools. This version includes some exciting improvements to the Firefox OS development workflow. Before we dive into the new features, make sure you have the latest version by running: $ sudo npm install -g cordova $ Read more…