A Firefox add-on that allows you to mark links as visited or unvisited.
LinkVisitor 3 allows you to mark link(s) as visited or unvisited. In order to know if the link was visited or not, use the LinkVisitor 3 extension.
The LinkVisitor 3 addon is cross-platform and it works on Mac OS X, Windows and Linux.
Requirements:
Firefox 3.0 or later.
What's New in This Release:
Marking links visited/unvisited now utilises a timer for a more responsive UI.
Tidied up menus and added a preference dialog.
Initial support for Firefox 3.1.
The menus have been modified such that the context and view menu now contain the same entries..
Mark Links Un/Visitied
Mark Selected Links as Visited
Mark Selected Links as Unvisited
Mark All Links as Visited
Mark All Links as Unvisited
'Always Mark Bookmarks as Visited' now moved to preference dialog.
A new option 'Override Keyboard Shortcuts' must be set to use the modified key codes.