Advanced URL Catalog 2.1   
by Jordysoft   

Advanced URL Catalog is a complete bookmark management solution that will allow you to manage, organize, synchronize, remove duplicates and validate your favorite internet pages. Powerful integration with all browsers (Internet Explorer, Firefox, Opera, Netscape) and with online social bookmarking services like Del.icio.us. You can import, export and synchronize your bookmarks between different browsers and del.icio.us in a few easy steps.