Auto Tab Discard - Auto Tab Discard a lightweight extension that uses the native method (tabs.
TidyTabs - TidyTabs brings tabbed browsing to all of your desktop applications.
Firemin - Firemin will force Firefox to use less memory. It is safe to use, spyware free and completely free.
BrightExplorer - Add a tabbed interface to Windows Explorer.
TaskSpace - boost up your productivity using our software
tabby.us - tabby.us - Remove your unnecessary tabs, without a click