1)   Advanced URL Catalog 2.26
Advanced URL Catalog is a complete bookmark management solution that will allow you to manage, organize, synchronize, remove duplicates and check your favorite internet pages for availability. Powerful integration with all browsers and Del.icio.us.
bookmark manager, url manager, link management, bookmark organizer, url organizer, bookmark management, bookmark utility, bookmark, organizer, manager,

 2)   Link Commander 4.2.0.1008
Browser independent bookmark manager, that allows you to maintain and organize your Favorites. You can maintain multiple collections of bookmarks (e.g personal, business etc.) and organize each with custom categories.
bookmark manager, bookmark converter, bookmark organizer, url manager, url organizer, url checker, url validator,

 3)   Linkman 7.71
Linkman is a bookmark management solution which integrates with Firefox and Internet Explorer. It calls upon many powerful features that replace the browser's native URL management. A linkman video can be watched at http://linkmanvideo.outertech.com
internet explorer, firefox, maxthon, opera, k-meleon, seamonkey, url manager, link manager, bookmark manager, internet utility,

 4)   Portable Bookmarks 2.0.0.222
Portable Bookmarks is a compact, mobile and browser-independent bookmark manager, that allows you to attach it to any computer via a removable device. It also provides useful tools to manage your database protecting it with a password.
portable bookmark manager, bookmark converter, bookmark organizer, url manager, url organizer, url checker, url validator,