I think everybody, at times, would like to be able to customize certain web sites to better meet their goals.  Now, I am not talking about simple visual edits – like making the background black and the text white.  How about adding keyboard shortcuts for certain web site links and navigation elements?  You an do that and more with the Customize Your Web add-on for Firefox.
So do you want to customize web sites without writing one single line of code?  [...]

Want to tweak the way the download manager from within Firefox works?  You can now tweak the way downloads are handled in a number different ways with the Download Manager Tweak add-on for Firefox.
The main thing you might notice, right off the bat, is the ability to changes download manager’s appearance and allow the download manager to be opened in a window, tab, or sidebar.
A few more options available to you are:

The ability to always ask where to save [...]

Firefox 3.5’s new tab button has already been established as a feature some people like and some people could do without.  However, what if you could tweak it visually to meet your needs?  That is what some people have done, and here are the eight most popular new tab button hacks out there today.
Please Note: To use any of these, you will need to have the Firefox add-on Stylish installed.
No Icon Image Until Click – New tab button icon does [...]

I am always taking screenshots of this, that and the other for all the various writing projects I have going on the Web.  For me, finding something that makes that job even a little ‘bit easier, is a great thing indeed.  This is where the Pict Uploader comes into play.
This Firefox add-on integrates with your browser to provide a way to make screenshots with one click, and if you wish upload them to the Pict.com image hosting service. 
Here [...]

I have not spent much time with the NASA Night Launch theme for Firefox, but I did always wonder, why is it the most popular and downloaded theme for Firefox?  Sure, it is a dark (and very nice looking theme), but what else is there to it?  Well, if you do a little digging – you can find several guides on how to modify the NASA Night Launch theme to fit your own needs.
Here are a few example tips [...]

Where exactly would you like to put that bookmark?  If you’re in a hurry, and currently in the folder you need to bookmark a link in – you can pickup the Add Bookmark Here 2 add-on for Firefox to get the job done.
This extension adds a new menu item when you right-click any of your bookmark folders to allow you to bookmark your current web site you are viewing into that folder.  Here are a few more features to [...]

Favicon Picker used to be one of my favorite add-ons for Firefox, mainly because I am a ‘bit of a control freak and I like to be able to customize every single little thing about my browsing experience.  Yes, even down to the favicon image that is saved for my bookmarks.
For those of you unfamiliar with the extension, it adds an interface for replacing bookmark icons.  Just right-click on any bookmark, select “Properties”, then “Browse”. (Folder icons aren’t supported yet).
Here [...]

It seems like I am always doing research on one thing or another, for a future article or a future project of mine.  There are not that many tools out there to help you collect your information and save it for later.  The ScrapBook extension for Firefox is one of the few.  It is simple and also allows to save web pages and organize them as you see fit.
Here are some of the features ScrapBook provides…

Save Web page
Save snippet [...]

There is no doubt in anybody’s mind that tabs are a big part of the success of Firefox. So to pay homage to that trait that we all know and love I pulled out some of the most popular tab tips to date that I have posted here on Firefox Facts. Some of them you remember, and some you may have missed.
Here we have 40 A+ tips though that will make your tabs even more terrific!

Well it was just a matter of time before a few of these started to roll out. While checking out a post over at Foxiewire, I found at least my first page of them. Eric Wendelin has posted a few chrome tweaks you can make to the browser. Just edit your UserChrome.css and insert his code inside for these awesome effects:

Specify the max height for the Auto-complete list
Remove splitter between the URL and Search bars to [...]