Tab Tally
Tabs Outliner
Tab Utilities
Undo Close Tab
Open Tabs Next to Current
UndoClose
Tree Style Tab
Undo Closed Tabs Button
Tab Session Manager
OneTab
Session Buddy
Tabs Outliner
Workona
SplitUp!
Tablerone
Tab Stash
Tab TallyTabs Outliner - Next Generation Session, Windows, Tabs Manager and a TooManyTabs Solution That Really Works.
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 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.
Session Buddy - Manage Your Browser Sessions
Undo Close Tab - Reopens the last closed tab.
Open Tabs Next to Current - Open new tabs to the right of the current one.