my addon firefox 1

* browsing
Absolute Load Control
AdBlock Plus
Coral IE Tab / FirefoxView
crawl-66-249-66-1.googlebot.com
description field type=
Download Statusbar
Extended Copy Menu
FlashGot
Googlebot/2.1 (+http://www.googlebot.com/bot.html)
Omnibar
Save File To / Automatic Save Folder
Search Plus / TabJuggler
Space Next / AutoPagerLinksWatched
SpellBound
Tab History Redux
user agent field type=
User Agent Switcher:
YouTube Lyrics


* privacy
adblock plus
FlashBlock
NoScript
Priv3+
Priv8
Private Tab
RequestPolicy
Switchy
uBlock Origin

* appearance
Clean Links / Redirect Bypasser / Google Search Link Fix
CoLT / Multi Links / Linkclump / Easy Copy
Drag-Select Link Text
Fast Dial / Speed Dial
Link Alert / TargetAlert
Link Checker / Pinger
Right Click Link / Text Link / URL Link
RightToClick / Enable Copy, Cut and Paste / Enable Right Click and Copy
Visited / Link Status / Link Status Redux



* shopping
Amazon Add To Wish List
Boo.ly Shopping



* bookmark
Bookmark Duplicate Cleaner
Delicious Bookmarks
Diigo Toolbar
Foxmarks / Xmarks sync
StumbleUpon


* social network
Firestatus
Remove Facebook Suggested Pages and Posts
ScribeFire Next
Yoono

* developer
Fokus
Case Changer
Encode Decode HTML
FEBE / The Firefox Environment Backup Extension
FireFTP
FontFinder
Link Extend
MeasureIt
PageDiff
Phoenix
Self-Destructing Cookies
Tab Badge
Tab Colors
Tab Groups Helper
Tile Tabs
Web Developer


* collision / clash / conflict addons
Ad-Busters
disable some keyboard shortcut? private session? window to tab and the reverse, make your the right tab after the problem's tab disappear after restart.


ref:
http://www.skilledup.com/articles/best-firefox-add-ons-web-development-design/
http://www.internetmarketingninjas.com/blog/seo-tools/copy-links-in-firefox-and-google-chrome/