The URL Lister add-on for Firefox gives you the ability to grab all the open tabs you have, and collect them as a series of links, formatted in three different formats, so that they can be copied easily.

To use, all you need to do is right-click on one of the tabs, and select URL Lister.  Next, you will see a box (like the one above) that will give you URLs (one per line) for each tab you have [...]

After all the stress of the holidays, and before you start getting stressed about taxes – you need a way to relax.  How do I relax?  I play games.  Want to turn Firefox into your own personal arcade?  Here are a more than a few extensions to help you along the way.
PONG! Multiplayer – Play a game of PONG! while you are waiting. (also see the PingPong add-on)
Cards – A collection of patience (i.e. single-player) card games. [...]

Need an easier way to share a list of links you may have opened up in tabs via Firefox?  Send Tab URLs is an add-on for Firefox that will allow you to send a list of browser tab URLs to e-mail, web mail, or the clipboard.

If you do a lot of sharing of links, this add-on can come in really handy.  Here are some of the other features Send Tab URLs has to offer:
Send Tab URLs Features:

Works with most e-mail [...]

I dare you – no I triple Firefox dare you to find a better list of map related extentions and tools for any browser out there. Thanks to Firefox and some creative map loving developers there is no way you could ever get lost as long as you had a laptop, an internet connection and that lovable Firefox.
Map+ – View the Yahoo Map of any address without having to open a new tab or window.
Get directions from Google Maps [...]

You owe a lot to your tabs in Firefox. Without them you would have a desktop filled with clutter. So why not do something nice for your tabs and give them a few tweaks?
Coloring Your Tabs
ChromaTabs – A neat addition that will tints browser tabs with a color specific to the website loaded.
Aging Tabs – The tabs will change colors with this extension depending on how long it has been since you last looked at them.
ColorfulTabs – [...]

Month after month, the most popular post I have done seems to be the best Greasemonkey script roundup. Just wanted to let everybody know I have updated the list, deleted some junk and hopefully now it is worth its popularity levels yet again.
Here are some of the other posts that were popular last month:

The Super Mario Bros 3 Firefox Theme
Firefox and BitTorrent
5 Star Firefox Wallpaper
Best Flickr Greasemonkey Scripts
Google Calendar in Your Sidebar

If there is ever anything you’d like to [...]

I have not used a desktop e-mail client in a long time. Web mail is just too easy and too convent not to use. Being in the same boat as a lot of you out there, I figured I’d do a round up of some of the best extensions to fix your e-mailing ways via your favorite browser.
Better Gmail – A comprehensive suite of Gmail enhancements, including skins, saved searches, keyboard macros, secure access, attachment icons, attachment reminders, [...]

Since today is Friday, I figured why not lay back – kick my feet up and just look for some really wacky and maybe even useless Firefox extensions for you to play with? Here’s what made the list for this round up of oddball extensions.
Secret Word Grabber – Inspired by the “secret word” off of Peewee’s Playhouse. Yeah, that’s enough of that one already. As long as it doesn’t expose itself to me we will be alright.
OfficePoltergeist – [...]

The folks over at Computer World have put together a list of Firefox extensions that you should avoid. Now I’ll say it from the start, I don’t agree with many of the choices they have on the list. Some like FasterFox (which for me has never improved my speed) I can understand. They don’t want you using Greasemonkey? AdBlock? NoScript? Those I can’t agree with too much.
Instead of calling it a list of extensions to stay [...]

I think I have a pretty optimized Firefox setup. Personally I don’t think anybody needs more than two toolbars in Firefox at all times. How can you cut down on the clutter and keep everything accessible with just a few clicks here and there?
1. Shrink Your Main Menu Bar!
Install the Tiny Menu extension to shrink your main menu navigation. This extension replace the standard menu bar with a tiny menu popup.
2. Toss Out the Firefox Throbber!
Ditch [...]