Provide some data about open tabs.
What is Tab Stats?
Tab Stats is a Firefox add-on that provides statistics and data about the open tabs in your browser. It shows you the total number of tabs, the number of different URLs, and identifies duplicated URLs. Stay organized and manage your tabs effectively with Tab Stats.
With this addon installed, click the tab button in the tab bar and read some stats about the open tabs in your browser. How many there are, How many different urls, what urls are duplicated, etc.
Tab Stats may not be safe to use and it requires some risky permissions. Exercise caution when installing this add-on. Review carefully before installing.
Tab Stats has earned a fairly good reputation and likely can be trusted.