The best firefox add-ons for developer
Mozilla Firefox is the best internet browser in these days, and most web developers know that there is no other browser better than it for developing websites because you can add various functions to it to make your task whole lot easier.
Mozilla Firefox has some cool add-ons which make the job of website developers mush easier, so I choose from 100+ pages collection of add-ons to get overview which add-ons are used and recommend for every website developer.
Web Developer

The Web Developer add-on extends Mozilla Firefox by adding a toolbar with various options for working with web pages such as analyzing, validating and optimizing web-pages and mush more, It’s a powerful all in one plugin.
Add-on Link official Link
Firebug

Firebug integrates with Firefox to put a wealth of development tools at your fingertips while you browse. You can edit, debug, and monitor CSS, HTML, and JavaScript live in any web page.
Firebug is a revolutionary Firefox extension that helps web developers and designers test and inspect front-end code. It have many features such as a console panel for logging information, a DOM inspector, detailed information about page elements, and much, much more.
Add-on Link official Link
Colorzilla

ColorZilla offers You an advanced eyedropper, colorPicker, page Zoomer and other colorful goodies.
With ColorZilla you can get a color reading from any point in your browser, quickly adjust this color and paste it into another program. You can Zoom the page you are viewing and measure distances between any two points on the page. The built-in palette browser allows choosing colors from pre-defined color sets and saving the most used colors in custom palettes. DOM spying features allow getting various information about DOM elements quickly and easily.
Add-on Link official Link
IE Tab

This is a great tool for web developers, since you can easily see how your web page displayed in IE with just one click and then switch back to Firefox.This permits you to test and compare how each browser renders your web pages without having to leave Firefox
Note: Not available for Firefox 5.0+
Add-on Link official Link
Yslow

YSlow analyzes web pages and suggests ways to improve their performance based on a set of rules for high performance web pages. YSlow is a Firefox add-on integrated with the Firebug web development tool. YSlow grades web page based on one of three predefined ruleset or a user-defined ruleset. It offers suggestions for improving the page’s performance, summarizes the page’s components, displays statistics about the page, and provides tools for performance analysis, including Smush.it™ and JSLint.
Add-on Link official Link
FireFTP

FireFTP is a free, secure, cross-platform FTP/SFTP client for Mozilla Firefox which provides easy and intuitive access to FTP/SFTP servers.This browser add-on has all the features you would expect from standalone apps.
Add-on Link official Link
SeoQuake

Seoquake is a Mozilla Firefox SEO extension aimed primarily at helping web masters who deal with search engine optimization (SEO) and internet promotion of web sites. Seoquake allows to obtain and investigate many important SEO parameters of the internet project under study on the fly, save them for future work, compare them with the results, obtained for other, competitive, projects.
Add-on Link official Link
Window re-sizer

The Browser Window Resizer is useful for testing different screen sizes.With this add-on it’s just a click away to resize your browser to a standard resolutions such as 1024×768, 1280×1024, 1600×1200, etc.
Add-on Link official Link
Font Finder

FontFinder is created for designers, developers and typographers. It allows a user to analyze the font information of any element on a page, copy any piece(s) of that information to the clipboard, and perform inline replacements to test new layouts.
Add-on Link official Link
Are your favorite add-ons here? if it’s not .. what Firefox add-ons do you use? .. Share it with us in the comments and tell us why use and like them?



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