Syncplaces

Synchronizes your bookmarks, passwords and password exceptions between browsers. Uses your own (or third party) web or ftp server so you have complete control and privacy. Platforms: Mac

SortPlaces is a Firefox/SeaMonkey extension that allows you to sort your bookmarks in different ways. The Bookmarks Organiser within Firefox/SeaMonkey does have some sort options, but these are not permanent and the options are not very useful. Platforms: Mac