Duplicate Tabs Closer
Tabs Outliner
Tab Utilities
Tree Style Tab
Session Buddy
Open Tabs Next to Current
OneTab
Session Box
Multi URL Opener
Session Buddy
Tabs Outliner
OneTab
Tab Session Manager
Bulk URL Tool
Session Box
Kurator
Duplicate Tabs CloserTabs Outliner - Next Generation Session, Windows, Tabs Manager and a TooManyTabs Solution That Really Works.
Session Buddy - Manage Your Browser Sessions
Tab Utilities - Tab Utilities is an ultimate tab solution for all kind of users who want to manage their tab, create multiple session and search for new tabs, etc.
Tree Style Tab - Tree Style Tab is an all-in-one Firefox extension that provides ability in order to operate tabs as a tree.
OneTab - Whenever you find yourself with too many tabs, click the OneTab icon to convert all of your tabs into a list. When you need to access the tabs again, you can either restore them individually or all at once.
Tab Session Manager - Save and restore the state of windows and tabs.
