Essential for the tab warrior Rated 5 out of 5 stars
Finally, now you can organize your tabs into parent-child relationships. Say you have a Google search page or auction list page, and you middle click the interesting pages. Those pages become children of the Google search page. Then when you are done, you can close them all using "Close this tree" context tab. Fast!
Simple, effective. This surely is less complicated and more intuitive than Tab Kit.
Make sure to set Options > Tabs > "Always show the tab bar" to checked and Options > Main > "When Firefox Starts" to "Show my windows and tabs from last time (no need for Session Manager). Also combine this extension with Information Tab for even more customization.
This is similar to the IE-based browser Sleipnir's Window List function. Goodbye IE!