Tab kit Add-on for Firefox2Tab Kit makes tabs more efficient for power users, allowing a wide variety of tweaks, all of which are optional, notably: - Group tabs, by domain or opener (parent) tab, manually or automatically - Vertical tab tree (with splitter), like Tree Style Tab - Multi-row tabs - Sort tabs, by address, last loaded, last viewed, order of creation, origin or title - Control new tab position and close order -
