Advanced URL Catalog is a powerful bookmark manager This powerful bookmark manager can check all the bookmarks from your database for dead links, to make sure your bookmarks are fresh and up to date. It also includes a "duplicate bookmark cleaner" which allows you to find and clean-up the duplicates in your bookmark database easily, so your favorites are always accurate. It's compatible with all browsers. You can import / export urls to / from Internet Explorer, Chrome, Opera, Netscape, Mozilla, FireFox, Safari, NetCaptor, Avant Browser, MyIE2, iRider, CSV Files, HTML files and all kinds of text files.