Some of the best Addons available for firefox, that will make your webdesign-research and power browsing a whole lot better. I have all these addons installed with no conflicts what-so-ever.
Blocks annoying video ads on YouTube, Facebook ads, banners and much more.
Adblock Plus blocks all annoying ads, and supports websites by not blocking unobtrusive ads by default (configurable).
Collector's Note Block All Annoying ads, very simple to add your own rules aswell. Just choose on the page what you want to block and right click, context menu will appear, choose adblock and basically thats all there is to it.
Collector's Note Great for looking at the code and how webpages are setup and setout. Has many other features that im yet to fully understand.
The first and only download manager/accelerator built inside Firefox!
Collector's Note My personal best Download manager. Very fast and beats the standard built in download manager by far.
Fight the text ads! Element Hiding Helper is a companion extension for Adblock Plus meant to make creating element hiding rules easier.
Collector's Note A Must for Adblock Plus. Just right click on the Adblock Plus Icon in your browser and choose Element Hider, Then move your mouse around the screen, and select what ever it is you want to block.
LastPass, an award-winning password manager, saves your passwords and gives you secure access from every computer and mobile device.
Collector's Note The best password manager by far in my opinion.
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...
Collector's Note This addon is another great favourite of mine. It has loads of cool features to view alsorts of information about a website. You name it, this addon will have it when it comes to the seo side of a website and finding out information.
Tab Mix Plus enhances Firefox's tab browsing capabilities. It includes such features as duplicating tabs, controlling tab focus, tab clicking options, undo closed tabs and windows, plus much more. It also includes a full-featured session manager.
Collector's Note Loads of cool options for handling your browser tabs.
The Web Developer extension adds various web developer tools to the browser.
Collector's Note A great toolbar with loads of cool features for webdesigners.
Remove or manage a new and uncommon kind of cookies, better known as LSO's.The BetterPrivacy safeguard offers various ways to handle Flash-cookies set by Google, YouTube, Ebay and others...
Latest updates: See bottom link 'version history'!
Collector's Note Gets rid of all those lso super cookies. This is one of those addons, that you just install and forget about. This addon does all the work for you in the background.
Note: If you are encountering the Connecting... problem see instructions below.
The updated, fully supported IE Tab. Embed IE in a Firefox tab. IE Tab Features: FF 4+ support, IE 7-9 compatibility modes, old IE Tab settings import.
Collector's Note Check what websites look like in IE inside your firefox browser.
When you find something on the web that you want to view later, put it in Pocket. It automatically syncs to your phone, tablet or computer so you can view it at any time, even without an internet connection.
Collector's Note Excellent for saving webpages to read later. Comes in very handy and has some cool options.
The most beautiful yet the simplest add-on that makes a strong colorful appeal. Colors every tab in a different color and makes them easy to distinguish while beautifying the overall appearance of the interface. For Seamonkey & Flock. An essential. F...
Collector's Note Puts some color into your tabs. Know which tabs belong together on the same site by color. Have the selected tab highlighted in color. You can even customize it to choose what colors you want for what sites ect.
Session Manager saves and restores the state of all or some windows - either when you want it or automatically at startup and after crashes. It can also automatically save the state of open windows individually.
Collector's Note As description.
With gTranslate you can translate any text in a webpage just by selecting and right-clicking over it. The extension uses the Google translation services to translate the text.
Collector's Note Handy little addon. I use this if i want to see the translated word in my right click context menu.