Another big update (+ Bump)
Add-ons:
Adblock Plus (Subscriptions: EasyList, EasyPrivacy, Malware Domains)
All-in-One Sidebar
BetterPrivacy
Canadian English Dictionary
Compact Menu 2
Copy Links
CyberSearch
Download Statusbar
Favicon Picker 3
FEBE
Greasemonkey
Hide Caption Titlebar Plus
LastPass
LinkExtend
Menu Editor
NoScript
OptimizeGoogle
Organize Status Bar
Redirect Cleaner
Save Image in Folder
Session Manager
Site Launcher
StumbleUpon
Stylish
Tab Mix Plus
Targeted Advertising Cookie Opt-Out (TACO)
Textarea Cache
Universal Search & IE 8 Accelerator
User Agent Switcher
WebMail Notifier
Bookmarklets
up
top
increment
decrement
Google Within Site
Google Cache
Google Translate
Wayback Machine
BugMeNot
Down for everyone or just me?
Find Similar Sites
PageZipper
Zap Annoyances
Zap Cookies
Search Plugins
Acronym Finder
FILExt
Files Pump
FilesTube
GameSpot
Google
Google Images
Google Video
Katz Downloads
OneLook
Thesaurus.com
Urban Dictionary
Vtunnel.com
Wikipedia (en)
Wordnik
UserScripts
Google Image Relinker Mod
Linkify Plus
Youtube Enhancer
onemangahelper
LongURL Mobile Expander
UserScripts Updater
Show Just Image
Videoembed
UserStyles
about
:blank OnFire
Awesome Bar Background Color Based on Type (WOW) *
Bright Focus (for buttons, links, and textboxes)
Center images
Check marking visited links (with custom color)
Combine Stop/Reload buttons
Complete Redesign of Userstyles.org - Super Style
Cursor indicator
Firefox 3 Sidebar Below The Tabbar
Firefox 3.7 Progress Line Tabs
FTP:// and FILE:// - beautifier ("were awfull" 2)
NightShift - eye care (usually disabled)
Removes background-attachment: fixed
Rounded Forms for FF3
Stumble Button
Stylish1.* Sidebar - ALL Black (or ANY COLOR)
Theme
LavaFox V1 (see attachment for screenshot)
Edit:
Also running Firefox within SandBoxie and DataRam Ramdisk (including profile and cache).
Firefox is not my only browser though, I use IronPortable as well, mostly for multimedia purposes, opening links/html (it's the default browser), and backup. It's running within the Ramdisk as well.
Chrome Extensions (+ a userscript):
Chrome TV
Cooliris
LastPass
SearchPreview for Google
WOT
YouTube Enhancer
Also have Fanboy's Adblock List for Iron Chrome.