Advanced Bookmark Search - A fast offline search engine for bookmarks that supports searching operators
LinkLocker - LinkLocker is a lightweight bookmarking service with an emphasis on privacy.
Firefox Sync - Bring your Firefox bookmarks, tabs, or passwords wherever you go with Firefox Sync. Share between computers and mobile devices. Get Firefox now!
Diigo - Diigo is a powerful research tool and a knowledge-sharing community
Linkman - Linkman Pro allows for managing large amount of URLs in its own database.
Save Crate - Effortlessly save and share links, access them from anywhere, and find out what others are...