Transmute

Transmute is a bookmark converter. It will help you to try out different web browsers, synchronize bookmarks between systems, organize bookmarks, convert bookmarks for use in bookmark managers, share bookmarks with others, backup your social bookmarking collection and more.
Transmute can import and export bookmarks, or favorites, between the latest web browsers, including both Google Chrome and Mozilla Firefox 3, Internet Explorer, Opera, Apple Safari, Chromium, Flock and Konqueror.