Tab Manager v2 helps you to manage tabs efficiently. - Firefox container - Drag to reorder or move tabs between windows - Search tabs by URL and title - Group tabs by domain - Pin tab(s) - Drag tabs into window title to create new window with selected tabs - Highlight duplicated tabs Open source: https://github.com/xcv58/Tab-Manager-v2 Issues: https://github.com/xcv58/Tab-Manager-v2/issues