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Guide about Firefox Dev Tools Web Development Tool on the Market
  • 30 Mar 2023

Guide about Firefox Dev Tools Web Development Tool on the Market

A special edition of Firefox Dev Tools created especially for developers is called Firefox Developer Edition. It includes the most recent Firefox features and several specialized developer tools. For you to be fully informed about Firefox Developer Tools, I'll provide a manual on its features in this article.

The User Interface

You'll notice that the Firefox Developer Edition toolbar differs slightly from the default Firefox toolbar after installing it. With its narrower appearance and significantly more buttons by default, Firefox's toolbar is undoubtedly designed with developers in mind.

The night is the default topic for Firefox Developer Tools, which is an outcome of user testing. If you don't like the setting, you can permanently disable the developer reissue theme by continuing to Menu > customized.

Making Tools

Several composing tools that had made for those who create websites and web applications had included in the Firefox Developer Edition. You won't need to look for this information because I've listed the tools & their advantages below.


This allows web developers tool to play around with JavaScript code. You can write code that interferes with the current page, run it, and review the outcomes in the Scratchpad environment.

To access Scratchpad, tap Shift F4 or navigate here to Web Developer options and choose Scratchpad. That will open a window in which you can compose your code. When you accomplished this, click Execute > Run, and the code is executed in the current tab.

Fashion Editor

Web designers can view and edit each style sheet associated with a page using the Style Editor. Additionally, you will be able to import current style sheets & apply them to the current page in addition to constructing new CSS from scratch and involving them in a page.

The Style Editor can be accessed by choosing it from the Web Developer menu. The Style Editor will then be accessible in the Firefox Developer Toolbox, which will then show up at the browser's bottom.

Shader Designer

It's easy to use Firefox's Shader Editor. The vertex and fragment shader used by WebGL is fully visible and editable by developers. For those who don't know, WebGL cogently uses JavaScript to make 2D and 3D illustrations directly through the Firefox browser without the need for plugins.

The Shader Editor must first be enabled before it can be used. Go to Toolbox settings and mark the check mark next to 'Shader Editor. After that, the Direct3d Editor will appear there in the Firefox toolbar.

Tools for Debugging

The debugging tools in Firefox had intended for inspecting, exploring, & debugging web pages and apps. I've outlined some of these tools' key features and benefits below.

Page Examiner

Developers can examine and modify a web page's HTML and CSS coding using the Page Inspector tool. Developers can use this tool to investigate pages either locally or remotely.

It's simple to launch the Page Inspector. If you have a piece selected, right-click it and choose 'Inspect Element.' A different option is to select the Inspector option from the Web Developer Menu. Your browser's bottom will then display the Page Inspector.

Web Interface

This tool records all the data related to a web page, including network requests, Jsp, CSS, security errors & warning signals, error warning signals, and informational messages. You can also use JavaScript to make contact with a web page.

The Web Console was created to replace the old Fault Console that was previously included in the Firefox Developer Tools. Meanwhile, the Error Console displayed a list of missteps from dozens of pages, the Online Console will constantly display information related to a single web page, making it useful.


Web developers can examine and modify JavaScript code using the Firefox Debugger tool. It is also reasonable for detecting bugs. You can remotely debug code on a Firefox OS or Firefox for Device or locally in Firefox operating the Debugger.

The debugger can be accessed by selecting "Debugger" from the Web Developer menu that occurs in the main Firefox menu. Alternatively, click Ctrl Shift S, and thus the toolbox could appear at the base of your browser, activated & ready to use.