Need to know more statistics about the webpage you are viewing? Check out the extension Tab Data (+Memory usage). It provides the user with tab related stats and memory usage.
Tag Archives | open tabs
dMTabCounter is an instantaneous tab counter. Allows you to check out how many tabs you have opened in any moment.
Have a lot of tabs open, but only need to find those that meet a certain criteria? The Firefox add-on named Tab Filter / Tab Search will give you that ability. Once installed, this extension lets you only show tabs that match the results you want to see.