Favorite Firefox Add-ons

As a web designer the add-ons that Firefox offers are extremely useful because I can use one browser to tidy up my XHTML, validate my css, and even view my site as Internet Explorer! Here are my favorite add-ons:

Capture Fox Firefox Add-on

You can capture your screen and record your voice to make screencasts (tutorials, e-lessons, etc.). Download here

Fireshot

FireShot is a Firefox extension that creates screenshots of web pages.
Unlike other extensions, this plugin provides a set of editing and annotation tools, which let users quickly modify web captures and insert text annotations and graphical annotations. Such functionality will be especially useful for web designers, testers and content reviewers.
It’s possible to choose whether you want to capture entire web page or take screenshot of only visible part of the web page. Download here

Sothink Web Video Downloader

A simple, clean and easy-to-use FREE Firefox extension for video download and Flash download. Supports Windows/Mac/Linux operating systems and the latest Mozilla Firefox 3. Download here

FireFTP Firefox Add-on

FireFTP is a free, secure, cross-platform FTP client for Mozilla Firefox which provides easy and intuitive access to FTP servers. Download here

DownThemAll! Firefox Add-on

The first and only download manager/accelerator built inside Firefox! Download here

WordPress Helper Firefox Add-on

The Firefox extension Wordpress Helper helps you working with Wordpress by providing useful help and tools. The extension eases the fast and simple access to develop-relevant pages of the Wordpress Codex. So you always have all the necessary help at your fingertips. It’s also possible to search after strings of text that is currently marked. Furthermore it’s possible to easily switch to Wordpress backend of current site. More than that, a small Icon indicates wether the currently displayed website makes use of WordPress. Download here

MeasureIt Firefox Add-on

Draw a ruler across any webpage to check the width, height, or alignment of page elements in pixels. Download here

Colorzilla Firefox Add-on

Advanced Eyedropper, ColorPicker, Page Zoomer and other colorful goodies. Download here

Web Developer Firefox Add-on

The Web Developer extension adds a menu and a toolbar to the browser with various web developer tools. It is designed for Firefox, Flock and Seamonkey, and will run on any platform that these browsers support including Windows, Mac OS X and Linux. Download here

View formatted source Firefox Add-on

Displays formatted and color-coded source and optional CSS information for each element. You can see exactly which CSS rules match for an element. The rules are displayed including file name and line number. The topmost element is that with the highest priority. Download here

Firebug Firefox Add-on

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… Download here

Pixel Perfect Firefox Add-on

Pixel Perfect is a Firefox/Firebug extension that allows web developers and designers to easily overlay a web composition over top of the developed HTML. Download here

Link Checker Firefox Add-on

Check the validity of links on any webpage. Download here

Window Resizer Firefox Add-on

Resize your browser to various standard resolution sizes. Download here

IE View Firefox Add-on

Lets you load pages in IE with a single right-click, or mark certain sites to *always* load in IE. Download here

OperaView Firefox Add-on

Open pages in Opera from Firefox and Mozilla context menus. Very usefull for web developers. Download here

Dummy Lipsum

Generate “Lorem Ipsum” dummy text (from http://www.lipsum.com).  Download here

Google Toolbar for Firefox

View the Google pagerank of web sites, view backlinks, as well as access to all of Google’s services including, gmail, calendar, etc.Download here

StumbleUpon Firefox Add-on

StumbleUpon discovers web sites based on your interests, learns what you like and brings you more. Download here

Twitbin Firefox Add-on

Creates a sidebar on your firefox browser to allow you to communicate with twitter.com. Send and receive twitter messages from anywhere on the web. Download here