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Firefox Add-Ons

Already using

These are the Firefox add-ons I currently use:

Web Developer

Adds a menu and a toolbar with various web developer tools.

Greasemonkey

Allows you to customize the way a webpage displays using small bits of JavaScript.

Hundreds of scripts, for a wide variety of poular sites, are already available at http://userscripts.org.

You can write your own scripts, too. Mark Pilgrim's definitive Greasemonkey guide, diveintogreasemonkey.org will show you how.

Download Statusbar

View and manage downloads from a tidy statusbar - without the download window getting in the way of your web browsing.

Live HTTP Headers

View HTTP headers of a page and while browsing.

MyIP

MyIP is a useful extension that shows your IP address in the status bar.

HostIP.info Geolocation Plugin

Displays Geolocation information for a website using hostip.info data.

Wikipedia Lookup Extension

Lookups up the selected word in the Wikipedia encyclopedia in the language specified in your user preferences.

All-in-one sidebar

Click on the left edge of your browser window to open the sidebar and get easy access to all your panels.

Another del.icio.us sidebar

A plugin for accessing del.icio.us bookmarks.

CheckFox

Enables quick check/uncheck of checkboxes.

ColorZilla

Advanced Eyedropper, Color Picker?, Page Zoomer and other colorful goodies.

DocumentMap

Displays the current document's heading structure in a sidebar, allowing rapid navigation between sections.

DOM inspector

DOM Inspector is a tool that can be used to inspect and edit the live DOM of any web document or XUL application.

DublinCore NeViewer

Displays Dublin Core metadata.

FasterFox

Performance and network tweaks for Firefox.

Google icon

Adds favicon to google search results.

HeaderMonitor

Statusbar with HTTP response header monitor.

ViewSourceWith

View page source with an external application.

PDF download

Every time you click on a link, checks if the target is a pdf file and in this case let you choose what you want to do (open pdf file inside or outside Firefox, download it to the filesystem or view it as HTML).

Javascript Debugger

The !Javascript debugger.

Link Alert

Changes the cursor to indicate the target of a link.

LinkChecker

Check webpage links at a glance with simple color coding.

XForms

XForms support.

MrTech's XPI Install delay

Disables default delay when installing extensions.

Nagios Checker

Statusbar indicator of the events from the network monitoring system Nagios. Information is parsed from Nagios web interface.

Addictive Typing sessions

A Firefox extension to help you learn touch typing.

Numpad Typing Drills

A Firefox extension for touch typing of the numpad keys.

Evaluating

These are ones I'm evaluating:

Backword

This extension helps people learning English. See http://backword.gneheix.com.

It's All Text

Edit textareas using an external editor, because it's all text!

NoScript

It allows Java Script?, Java and other executable content to run only from trusted domains of your choice, e.g. your home-banking web site, and guards the "trust boundaries" against cross-site scripting attacks (XSS).

Ook? Video Ook!

Ook? Video Ook! enables you to download embedded videos from several systems (such as You Tube?, Google Video, Pornotube, Metacafe and many more).

POW

urn the web on its head with the Plain Old Webserver (POW), which adds a server to your browser. Information and a tutorial for POW can be found at this wiki http://davidkellogg.com/wiki/Main_Page

WASP

The Web Analytics Solution Profiler is aimed at web analytics implementation specialists, web analysts and savvy web surfers who wants to understand how their behavior is being analyzed.

Quick Locale Switcher

Allows you to quickly change and apply a different locale (language) in your Mozilla application.

BBComposer

The BBComposer allows you to edit textarea contents by switching in a WYSIWYG mode with a right click on it. You can choose 4 content types : XHTML, BBCode, XBBCode and Wiki. Especially useful for CMS, Wiki and Forums. Returns valid and semantic XHTML.

CustomizeGoogle

CustomizeGoogle is a Firefox extension that enhance Google search results by adding extra information (like links to Yahoo, Ask.com, MSN etc) and removing unwanted information (like ads and spam). All features are optional and easily configured.

View a short introduction movie at http://www.customizegoogle.com

iMacros

iMacros for Firefox relieves the repetition of checking on the same sites every day, remembering passwords and filling out web forms. Web professionals can use the software for functional testing and regression web testing of web applications. Another use is to automate web scraping, for example online stock quotes or web store prices.

Automate your web browser. Record and replay repetitious work.

Technicka

Technika was developed for the computer security professionals to automate common exploitative task from the browser. It acts like a standard OS shell scripting environment. You can script everything from the currently viewed page just like Greasemonkey. You can autorun bookmarklets and perform safe operations on the currently viewed resource.

CoLT

CoLT makes it easy to copy either a hyperlink's text or both the link and the link's text (in a format you specify). Two handy context-menu items make this possible, and don't add clutter; the items are only visible when right-clicking a link!

LocationBar

More than a textbox.

Puts emphasis on the domain (reduces spoofing risk)
Decodes URLs for better readability (e.g. http://uk.wikipedia.org/wiki/%D0%92%D1%96%D0%BA%D1%96%D0%BF%D0%B5%D0%B4%D1%96%D1%8F)
Linkifies URL segments (press Ctrl/Meta/Shift)
Hides http://, https://, ftp:// and file://

Flashblock

Never be annoyed by a Flash animation again! Blocks Flash so it won't get in your way, but if you want to see it, just click on...

Leetkey

Transforms typed or static text to L337, ROT13, BASE64, HEX, URL, BIN, DES, AES, Morse code, DVORAK keyboard layout and to lower/to upper case functionality, Leet Font.

Read the user manual if you are not sure how to use this extension yet.

URL Link

URL Link is a small Firefox and Thunderbird extension that allows you to select a non-URL in a mail/news message or web-page, and open it in a browser window.

For web pages, it also allows you to select textual links/URLs in web pages or edit boxes, and follow them as if they were real links. It will always let you follow links and also analyses mailto: links.

View Formatted Source

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.

HackBar

This toolbar will help you in testing sql injections, XSS holes and site security. It is NOT a tool for executing standard exploits and it will NOT learn you how to hack a site. Its main purpose is to help a developer do security audits on his code.

Advanced Dork

Advanced Dork: gives quick access to Google's Advanced Operators directly from the context menu.

Modify Headers

Add, modify and filter http request headers. You can modify the user agent string, add headers to spoof a mobile request (e.g. x-up-calling-line-id) and much more. Take a look at the help tab of the Modify Headers window.

Hyperwords

Warning: NOT FREE SOFTWARE

Makes every word on every page live, not just links. Select any text and choose a command:

Search
References
Conversion
Translation
Shop
Blog
Tag
Email
...

Over 200 commands available in an editable menu, very easy to use and actively supported. Demo video available on YouTube.

Lori

'lori' can tell you how long it takes to load a page. Useful for web developers who are working on profiling, optimizing a web site.

TAW3 with a click

Web Accessibility Test. You can have an idea, with a single click, of how accesible web sites are.

Screengrab!

Screengrab saves entire webpages as images.

It will save what you can see in the window, the entire page, just a selection, a particular frame... basically it saves webpages as images.

Image Zoom

Easily zoom in, zoom out, fit image to screen or set custom zoom on individual images within a web page. All this can be done by using the context menu or a combination of mouse buttons and scroll wheel. Handy to see the finer details of smaller pics or to make very large pics fit within your screen.

Neo Diggler

Neo Diggler is a small but powerful add-on for Firefox. It adds a menu button next to the address bar with actions relevant to the current URL.

The button's menu allows you navigate up through the current URL's parents, to visit the equivalent ftp URL, or to visit the site in archive.org. A single click on the menu button also easily clears the location bar (much like the one in Konqueror) - useful for keyboard free browsing.

KGen

KGen (Keyword Generator) is an extension that allows you to see what keywords are strong on visited web page. Than, you can retrieve them for social sharing (tag filling) or webmastering/SEO.

KGen retrieves every words of a page and lets you know how many time they appears on her and their weight in the page (a word in the title of a page has a stronger weight than a word in a paragraph).

ViewSourceWith

The main goal consists to view page source with external applications but you can also...

open page source as DOM document, read faq
open CSS and JS files present on page
open images using your preferred image viewer
open PDF links with Acrobat Reader or Foxit Reader or what you prefer
edit textboxes content with your preferred editor and automatically see modified text on browser when you re-switch focus on it, this simplifies wiki pages editing, read faq
open server side pages that generate the browser content, this simplifies web developer's debug, read server-faq
open files listed in Javascript console. When editor open file the cursor can be moved to line number shown on javascript console, read js faq

Adblock Plus

Ever been annoyed by all those ads and banners on the internet that often take longer to download than everything else on the page? Install Adblock Plus now and get rid of them.

Clippings

Saves and manages frequently-entered text for later pasting into forms and input fields without the hassle of retyping or repetitive copying and pasting. Perfect for forms, web mail, blogging, wiki editing and forum posts.

Form Saver

Saves form field data as autofill-bookmarklets. Works with inputs, checkboxes, radio groups, textareas, and selects.

RSS Validator

Validates a page using the W3C RSS Validator.

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 Java Script? live in any web page...

Annoyance Remover

Control the visibility and behavior of annoying browser elements such as the autocomplete popup and password save suppression.

Fleck Annotate the Web

Fleck allows you to add Notes and Bullets to websites. You can then share these annotated pages with other people.

FoxyProxy

FoxyProxy is an advanced proxy management tool that completely replaces Firefox's proxy configuration.

Console

Replaces the Java Script? Console with what could be the next generation Error Console.

SeoQuake

Seoquake is a Mozilla Firefox extension aimed primarily at helping web masters who deal with search engine optimization 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.

RankQuest SEO Toolbar

Rank Quest? SEO(Search Engine Optimization) Toolbar provides you quick access to more than 30 intuitive SEO tools. Alexa Rank and Page Rank provided by Alexa and Google respectively ensures the popularity of the site. Once you download and install the SEO Toolbar you are only one or two clicks away from carrying out most of your day to day SEO operations.

MR Tech About:About

Adds the following "about:" options to the Help menu: about:config, about:plugins, about:about, about:, about:buildconfig, about:cache, about:cache (Disk), about:cache (Memory), about:credits, about:license, about:mozilla, about:kitchensink.

View Dependencies

View Dependencies adds a tab to the Page Info window, in which it lists all the files which were loaded to show the current page.

It orders the files by servers and by types (image, stylesheet, script, ...). The size of each file, the total size per server and the total page size are displayed.

Asblock Plus: Element Hiding Helper

You simply select the element you want to be hidden and then choose which attributes of this element should be taken into account when hiding it in future. The element hiding rule is generated and added automatically.

Chrome List

Lets you take a peek at the files under the hood of your Firefox installation and profile.

URL Fixer

URL Fixer corrects typos in URLs that you enter in the address bar. For example, if you type google.con, it will correct it to google.com (asking first, if you enable confirmation).

MozLab

Collection of tools for Mozilla developers:

MozRepl, to telnet into a running Firefox and program it from the inside;
MozUnit, a framework for test-driven development, with a graphical runner and source browser;
ModuleManager, a lightweight module/namespace system built around the jssubscript loader;
Various libraries: an RDF-to-object mapper, an in-memory object DB, and an asynchronous state machine driver.

Clipmarks

With Clipmarks, you can clip the best parts of web pages. Whether it's a paragraph, sentence, image or video, you can capture just the pieces you want without having to bookmark the entire page.

Yoono

While you are surfing Yoono instantly reveals what others have discovered: websites, people and articles. Create a rich scrapbook of your favorite stuff with the new "Buzz It!" feature, one-click grab and share videos, photos and texts from any web page.

DejaClick by AlertSite

Record and replay your browsing session with TrueUser accuracy.

Open Java Console

This extension provides an option on the Tools menu that opens the Java Console, and a toolbar button in the Java Script? Console that also allows the console to be opened. The extension also adds the keystroke Ctrl+Shift+J to spawn the console from the keyboard, from either a browser window or the Java Script? Console.

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