10 Firefox Addons for web developer & designer


image credit: designermag.org

The entire process of web developer and designer entails several daunting stages such as optimizing, debugging, coding and finally validating etc. It could be really a tough game to play but Firefox browsers aids you in this entire process by providing myriad tool which can facilitate you to do these tasks more conveniently and effectively. Firefox with a pool of web development and design tools it further has got an extensive library of add-ons which you can make use to enrich your web development process. In this article I am going to drop down some of the top 10 Firefox Addons for web developer & designer to enhance the developers competence and speed up the output.


This add-on is one of the most powerful and effective add-on that comes from the paradise of Firefox and it is commonly referred as eventual developer’s tool.  This Firebug add-ons helps you to do several web development activities with greater convenience. Firebug provides several unique options and features which turns it much easy for any web designer to completely customize its use. Some highlighting features entails: inspect HTML and modify style and layout in real-time, accurately analyze network usage and performance, It is very powerful add-on and helps developers to perform multiple tasks like detecting errors, monitoring network activities, exploring DOM objects and viewing and managing cookies.


ColorZilla aids both web developers and graphic designers with color related tasks – you can access both basic and advanced. By making use of ColorZilla add-on, it will be much easier for you to find out the exact value of HSV and RGB of your desired color quickly and easily. Normally ColorZilla presents 3 ways to pick out a color: Color Picker, Eyedropper and Palette Browser As a web designer, you often need values of your desired colors so this add-on is best for you and for any web designer. Apart from this add-on also provides more useful features such as a DOM color analyzer and online palette viewer. What more do you need?

Wed Developer

Web developer provides a pool of custom tools and menus. This could be made used in integration with the Firebug to enhance both its performance as well as utility for performing several additional functions such as controlling the code and optimizing, analyzing and validating the web pages etc. Web developer enables you to edit CSS by trying various fonts and applying and editing different backgrounds, margins, borders, and many others. Moreover, all the changes made can be reviewed instantly. Also it provides several other options like ruler and image guide. Resolution can also be varied by resizing option.


Another most important addons for developer is Codetch which provides you the feel of Dreamweaver in a Firefox extension. Edit your documents right next to your web pages as you surf.


Uploading your files to a server could never be so easier like this with FireFTP. You can accomplish the entire task of uploading files with 3 clicks and adds an FTP client to your browser. It is one of the ideal tool which gives you a instant change to the look and feel of the website and test in the same application.

Once you have created an account with your FTP address and credentials, you can drag and  drop files from your computer to the server, or right click on a hosted file, edit it with your favourite editor, and update the file directly  on the server.


FireShot is yet another wonderful addon from firefox which creates screenshots of web pages. This addon is complete distinct from other extensions, as this provides a set of editing and annotation tools, which enables the end users to speedily modify web captures and insert text annotations and graphical annotations. Such functionality will be especially useful for web designers, testers and content reviewers.

HTML Validator

This Firefox add-on is very crucial for any web designer. This plugin validates the code so this will really assist you to aid you to makesure that your HTML codes are running properly or not. HTML validators does an appropriate W3C standard validation of the code. Just in case if you come across any error, HTML validator will show the source with detailed explanations of where the errors has occurred after the validation and even provides you a solution to the errors.


This is an awesome tool designed from Yahoo which works in association with Firebug to determine webpages and regulate their function.  Yslow! will record the webpage performances when it gets loaded, moreover it will also let you know why pages are slow and what could be done to accelerate the loading speed. It has now become very important to optimize your website for the assurance of fast speed and less load time due to Google’s new ranking factor which is known as “Google now counting page speed”

CSS Usage

CSS usage add-on integrates into Firebug and enables web designer to scan a website to discover any sort of unused CSS style rules. CSS usage assists you to find out which CSS rules you do or do not use. Furthermore it also recommends junky styles which need to be taken away from the coding, to make your CSS files lightweight. To use this extension just press ‘Scan’ that is located in the ‘CSS Coverage’ tab. This extension will save a huge time for cleaning up of your CSS files.

Pixlr Grabber

When your favourite graphics editing program is not available, Pixlr is here to the rescue: Pixlr lets you select an area in a web page, then edit it right inside your browser, with a full featured tool. You can also share grabbed images on the web or save them on your computer.

Final Thought

There is a bunch of features packed in these Firefox add-ons and those discussed 10 Firefox Addons for web developer & designer here are just some of the features I utilize quite frequently during web development. What features do you use frequently? You can share your thoughts in the comment box below.

Written by freddy

freddy john has written 37 post in this blog.

Hi, I'm freddy and I enjoy writing about Gadgets,Latest Technology,Smart Phones.

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