addons.mozilla.org
FoxyTab is a Firefox browser extension that adds a wide range of tab-related actions to the tab context menu. Available actions include duplicating tabs, closing duplicate or left-side tabs, copying tab titles and URLs, merging windows, saving tabs as PDF, sorting tabs, and setting reload timers. The extension also adds a tab counter, country flag indicator, and multi-language date and time display, and contains no tracking or advertising.