No specific info about version 2.6. Please visit the main page of Bookmarks Menu on Mac Informer.
Conveniently synchronizes bookmarks across different browsers.
Bookit includes a dock menu and a global system menu.
Brow adds your Chrome and Firefox bookmarks to the OS X Spotlight Service.
Smarky is the bookmarks manager for Safari bookmarks.
Finder Bookmarks is an editor for Web Location Files.