Dustman for Firefox will close tabs automatically if they remain inactive for at least 20 minutes.

It is set by default to leave 5 tabs open but you are permitted to change this, all pinned tabs are ignored from the process. Any previously closed tabs can be easily restored by opening the panel.

Dustman for Firefox is an easy way to manage auto-manage your tabs and in the process help keep your browser session running fast and smooth.



Ссылка: https://addons...efox/downloads/latest/595532/addon-595532-latest.xpi?src=search