Thinking about the fact that the web is in a massive growth and in order to get on the top you have to handle more and more resources, I propose some addons to help you manage the content of websites and promoted them more quickly.

1. Quirk Search Status

Personally I believe that this addon helps marketers to save lots of time by offering them a wealth of information about web pages they visit. Quirk SearchStatus is one of the most recommended addons available in the official list on Firefox.

Top features

• Displays pagerank
• Displays Alexa and Compete rank
• Displays MozRank
• Highlights nofollow links

2. FlagFox

This great extension provides information about the website you visit along with data about the server location accompanied by a flag of that country. What is cool about FlagFox is that once you click that flag you will be able to see a full list of features such as GEOTool, Alexa info about that site, copy the ip address.

Top features

• Site safety and malware checks
• Finding similar sites and reviews
• Automatic translation to your language
• SEO and web development research
• Diagnostics like pings and traceroutes

3. Shorten URL

It is well known fact that having a long and hard to remember link doesn’t help anybody and especially if you want to promote a new product or just to share it with someone. This addon will create a bond between you Firefox and best URL shorteners out there so that you will be able to shorten and customize URLs fast and secure.

4. x-Ray

 See the page tags without having to check the source code. You can access x-Ray from right click menu or you can find in in the tools menu.

5. StumbleUpon Bar

I do not think I need to talk about StumbleUpon and how great is it when it comes to online marketing. Besides the fact that StumbleUpon has over 20 million registered users, using their Firefox toolbar allows you to share, discover and learn new things from what others have to offer. Believe me when I say that you will find just amazing things.

Top features

• Connected to your StumbleUpon account
• Connect with your SU friends
• Discover websites or stories
• Like or dislike content on the web

6. SeoQuake

Is a brilliant Firefox extension which has over 2 million downloads and even more web marketers who love and appreciate this addon on a daily basis. What SeoQuake mainly does is to display data about rankings and positioning in Search Engine Result Pages (SERPs). This is a great way to find out about your competition and what to do in order to beat them.

Top features

• Displays Google PR
• Google Rank
• Alexa Rank
• Number of backlinks

7. Google Global

This is definitely the perfect tool for helping SEO marketers who are dealing with multiple geographic locations. What Google Global does is to show you how the results look like in Google search for different global locations so that you will be able to set up your optimization process accordingly.

Top features

• Search based on ZIP codes
• Search based on IP address

8. Fireshot

The process of making a screenshoot for the page you see in Firefox can be quite annoying, especially if you need just a portion or the entire page. You have to go through editing, saving and renaming. Fireshot does all of these for you automatically and it also has an option which allows you to re-size and save pictures in whatever format you wish.

Top features

• Save .PNG, .JPEG, .GIF
• Email screenshots to your friends
• Full page screenshot

9. Screenshot Pimp

Is a must have tool for every Firefox user. This addon helps you save, archive every piece of content inside your Firefox browser. Like FireShot, Screenshot Pimp allows you to create a screenshot image containing the whole website even if you haven’t scrolled down to it.

• Includes Bing search
• Save video
• Includes access to Facebook
• Searches for similar sites on the web automatically

10. Social Friend Finder

The addon saves you much time by allowing you to search for a username in multiple social media sites at one time. In the websites list we have: Facebook, Twitter, Google+, LinkedIn and pretty much all of the most popular social media sites.

Top features

• Choose which sites you include in your search
• Choose between 3 presentation ways

11. Firebug

Is a must have Firefox extension for developers created to serve the need of finding pieces of code in a page and modify them or just see how the page would look using the new code. With Firebug you can debug or monitor CSS, HTML and even Javascript with ease and also live.

12. No DoFollow

This great Firefox addon is essential for online marketers especially search engine optimizers because it’s main function is to highlight the attribute of the link and either is dofollow or nofollow. Knowing this will help you better understand the value of a backlinks from a that particular site.

13. Speed Dial

If you are like me, then you definitely have problems with organizing tons of opened tabs in your browser. Speed Dial extension will organize your tabs so that you will be able to access them as easy as typing on a cellphone.

14. IE View

As a web designer is vital to optimize your work for all potential visitors no matter they are using Firefox, Internet Explorer, Chrome or whatever browser. The IE View addon allows you to view sites in Internet Explorer with just a right click. If you have incompatibility issues, then you can check some website to always load using Internet Explorer.

15. Fire FTP

Well…your script is ready and everything is there waiting to be uploaded on the server, but you have no reliable FTP client. The Fire FTP is recognized to be one of the most secure and fast FTP servers out there and the beauty is that you have it integrated in your browser.

16. Javascript Debugger

If you are a Java coder then you will enjoy very much working with this great addon. The interface used by this extension makes you life a whole lot easier and by using the features available you will be able to finish you job much faster.

17. Web Search Pro

Enables a powerful way to search on the web. Drag and Drop feature is enabled so all you have to do is to select text from any website and drag it in your 64 fully customizable zones.

18. Colorzilla

Is an advanced colorpicker tool and also a gradient generator. With Colorzilla you can also zoom and measure distances from a point to another.

19. SEO Toolbar by SEOMoz

Is an advanced SEO tool created by the experts at SEOMoz.org . The tool will provide you a powerful SEO analyzer including Domain & Page Authority, Easily disable JavaScript and set your user agent and lots of other tools including SERPs results and Google position.

20. Google Toolbar

Most web browsers already have this toolbar installed, but if you don’t have it then you definitely must take it. You can also activate the page rank checker and include access to Google services.

21. Alexa Sparky

A very simple Firefox toolbar, but with a great importance for web designers and developers. This toolbar displays the Alexa rank for the website you visit and also has some of Alexa’s services included. Experts say that the Alexa traffic rank is influenced by the users who have this sparky toolbar.

22. Research Word

It allows you to easily check out for a particular word on websites like Wikipedia, Google Definitions or you can also choose your own websites. All you have to do is to right click on the word or web address and the addon will do the rest for you.

23. YSlow

Is based on the criteria offered by Yahoo! Speed optimization tools. YSlow analyzes the website speed and gives you a complete report along with a nice looking graphic. The addon is integrated with Firebug!

24. GreaseMonkey

Greasemonkey is simply amazing and extremely useful. The extension is based on javascripts which allow you to customize every page you visit based on your preferences. The addon also has a community of developers behind which is working everyday to provide greatest customizations for Facebook, Gmail or whatever website out there.

25. FoxyProxy

It automatically switches the proxy servers based on URL Patterns in simple words, FoxyProxy is automating the process of changing the connection settings in the Firefox panel.

26. Shareaholic

A simple tool created to make the social sharing much more fun and fast. Share pages, pics across the most popular social websites just by clicking one button.

27. Google Shortcuts

A brilliant addon which let’s you to create a compact and good looking bar containing the Google services that you use. You can also customize the bar to show some of your favorite places so you will be able to access them with just a click (smart bookmarking).

28. KGen

Is an easy to use tool for SEO researcher. KGen or Keyword Generator allows you to see which keyword is most used in a website you visit. It also gives you some stats about the content and helps you to improve it.

29. WebRank Toolbar

A simple toolbar which shows the Google PageRank, Alexa, Compete and QuandCast rank along with all the pages indexed by search engines.

30. Affiliate Fox

Embeds your Amazon Affiliate ID into Amazon.com, Amazon.co.uk and al Amazon associates websites. This way, it helps you increase amazon affiliate sales. Many people say they doubled the conversion rate.

31. TwitterBar – HootBar

Is a addon created by Hootsuite and allows you to post messages with ease to your social accounts including Twitter, Facebook, Google+.

32. LikeJournal

This is probably the greatest way to keep track and manage your Facebook likes.

33. Web Developer

As the name says, Web developer extension adds dev features to Firefox including CSS management for a page, Forms and images.

34. Delicious Bookmarks

Everybody knows the popular website Delicious and serious web marketers use it for sure. This addon will make your bookmarking job on delicious much more easy and fun.

35. Smartest Bookmark Bar

It removes text from bookmarks in your list and makes them much more user friendly. You can customize how they will look in your bar and also you can save a lot of space.

36. Professor X

This great extension allows you to watch inside a page header without having to check the source code of that page.

37. Context Style Switcher

Enables a drop down menu from which you can choose whatever style you want for a page you want.

38. CSS Reloader

Allows you to reload all the CSS of a page without having to reload the page itself.

39. Total Validator

Provides professional validation for HTML 5 and CSS along with all web 2.0 technologies.

40. FirePHP

This is a plugin which works with Firebug and helps PHP developers to work faster and in a pleasant way. It is also great for AJAX.

41. Download Flash and Video

Is a great Firefox addon which let’s you to download flash games, videos and applications and of course videos from YouTube, Google Video, DailyMotion and Facebook.

42. View Source Chart

It Defines HTML Tag Boundaries in the source code for every page and let’s you see the code much more easily

43. Clippings

Let’s you save text for pasting later on.

44. Inline Code Finder

A tool which is looking for the portion of the code you are searching for and once is there, it highlights it.

45. Poster

An interaction tool which allows you to connect with other web resources which lets you make HTTP requests. It allows you to interact with web services and inspect the results.