Tab Counter provides a simple Firefox and SeaMonkey extension that counts the number of open tabs.
Tab Counter is an open source add-on designed to work with Mozilla Firefox 2.0 or later and SeaMonkey 2.0 Alpha 1 or later.
This add-on doesn't require you to restart the web browser.
· Mozilla Firefox
What's New in This Release: [ read full changelog ]
· Fixed issue where removing the button/text from the toolbar wouldn't stick (i.e. show up in new windows) after first install until browser was restarted.