Tab Utilities
Tabs Outliner
Tree Style Tab
OneTab
Session Buddy
Duplicate Tabs Closer
Undo Close Tab
UndoClose
Tabd
Tabs Outliner
OneTab
Session Box
Kurator
Toby
Session Buddy
tabExtend
Tab Utilities TabdTabs Outliner - Next Generation Session, Windows, Tabs Manager and a TooManyTabs Solution That Really Works.
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.
Session Box - Using websites with multiple accounts at the same time is made easy.
Session Buddy - Manage Your Browser Sessions
Kurator - The premier Chrome extension for savvy researchers and publishers alike. Curate your interest and publish to your website, newsletter and social media sites directly from the browser.