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.
If you think this add-on violates Mozilla's add-on policies or has security or privacy issues, please report these issues to Mozilla using this form.
Please don't use this form to report bugs or request add-on features; this report will be sent to Mozilla and not to the add-on developer.
This add-on can: