Detects Duplicate Bookmarks when bookmarks are added and specify where is the previous URL. You can also search and delete duplicates URL already in your Bookmarks.

If you have a lot of bookmarks this extension is for you !

If you think it is difficult to find a bookmark within all of them then you need this extension. BookmarkDD add possibility to search string within bookmark’s location and bookmark’s description field.
See screenshots for list of options:
http://bookmarkdd.mozdev.org/screenshots.html

You can customize this extension with its configuration panel.

Install

Links:
Homepage
Download