Address Book is a fairly good online bookmark manager. 1. It can be integrated with various browsers and bookmarks can be displayed or modified on most mainstream browsers. The browsers compatible with "Address Book" include: Microsoft Internet Explorer Favorites Management, Firefox Bookmark Management, Mozilla Bookmark Management, Opera Bookmark Management and more... 2. Importing and exporting of bookmarks can be applied to Mozilla Firefox, Microsoft Internet Explorer, Mozilla/Netscape, Opera, XBEL, RSS, Atom, OPML, RDF,... 3. Bookmark News and Bookmark Feeds Any bookmark folder can be converted into feeds in multiple formats. Links to news can be opened within each folder; by using RSS feeds, you can monitor which bookmarks are added to certain folders or the entire "Address Book". 4. Bookmark Access Control "Address Book" allows users to manage bookmarks privately (by default), but access rights to bookmarks can also be granted to a specific user group or everyone. Users can implement flexible access rules, permissions, and personalized %u through the system.