12 Powerful Firefox Add-Ons for Web Developers to Use in 2020

Firefox is a Superb web browser and it is also work as a great tool for web developers. There are many Firefox Add Ons for Web Developers which can turn Firefox into a awesome web development tool. These Firefox Developer Extensions makes web developers work easier and fast. These add-ons provide various web development tools including editing/debugging HTML, CSS, JavaScript to choosing colors for your websites. So Here we collected some top firefox extension for web developers.

Best Firefox Add-Ons for Web Developers

Web Developer

This is a nice Firefox Add Ons for Web Developers. Web Developer add-on for Firefox adds that adds various web development tools to the firefox web browser. This add-on has various options related to CSS, forms, JavaScript, images, cookies, cache etc.


ColorZilla is a nice add-on for Firefox which helps web developers in all the issues related to colors. With ColorZilla you can get a color reading from any point in your browser, quickly adjust this color and paste it into another program.

Firebug and Web Development

Firebug adds various web development tools to your Firefox web browser. With Firebug you can inspect and edit HTML, you can tweak CSS and visualize CSS metrics and edit/debug JavaScript.


This firefox add on Allows you to customize the way a web page displays or behaves, by using small bits of JavaScript.

NoScript Security Suite

This Firefox tool gives you with the best available protection on the web. It allows JavaScript, Java and other executable content to run only from trusted domains of your choice, e.g. your home-banking web site, guarding your “trust boundaries” against cross-site scripting attacks (XSS), cross-zone DNS rebinding / CSRF attacks (router hacking), and Clickjacking attempts,


FireShot capture webpage screenshots easily. this firefox tool also do many things like screenshot annotation, save as image or pdf and more.

Yahoo! YSlow for Firefox

Yahoo Yslow is website speed testing tool. With yslow firefox extension, you can easliy analyse your website speed performance.

Adblock Plus

Firefox Add Ons Ad Blocker blocks all annoying ads, and supports websites by not blocking unobtrusive ads by default (configurable). You can read more about Adblock Here

Open With Photoshop

Open With Photoshop is a new companion for web and graphic designers to open up any web image with Adobe Photoshop via a single and quick mouse click.

SeoQuake SEO

Seoquake is a Firefox SEO extension aimed primarily at helping web masters who deal with search engine optimization (SEO), social media optimization (SMO) and internet promotion. Seoquake allows to investigate many important SEO parameters.


Disconnect extension Make the web faster, more private, and more secure. This extension lets you visualize and block the otherwise invisible websites that track your search and browsing history.


Displays a country flag depicting the location of the current website’s server and provides a multitude of tools such as site safety checks, whois, translation, similar sites, validation, URL shortening, and more…

Abhay Pratap Singh
Abhay Pratap Singhhttps://www.itechcube.com
Abhay Pratap Singh is Digital Entrepreneur, Who is Making Money From the Internet since 2012. He Also Works as a Freelancer and Does Web and Mobile app Development. Apart from That, He Invests in Stock Market and Crypto Currencies. Here in iTechCube, Writes about Blogging, WordPress Guides, and Tutorials to help begginers.

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