Use Windows and Internet Explorer Favorites directly from Firefox. No need to import, export or synchronize - the same Favorites appear...
Allows Personas to work in private browsing windows
Show less chrome by default unless it's needed
You can choose items displayed in the sidebar.
This extension did not work in MacOS X.
A tree of the bookmarks is displayed under search results of the sidebar bookmarks.
A location of the bookmark concerned is shown on the tree when you choose a bookmark of search results.
Add Unsorted Bookmarks Folder to Bookmarks Menu
Dynamic creation of bookmark-style toolbar buttons which you can customize.
An extension replacing the right-click menu of Firefox with a doughnut-shaped menu.
Displays a timeline of the current active tab's history in a sidebar.
Preview lightweight theme when hover on menuitems in Apply Theme menu.