Absolutely Del.icio.us
- A huge collection of links to tools that use del.icio.us in some way.
- http://www.quickonlinetips.com/archives/2005/02/absolutely-delicious-complete-tools-collection/

del.icio.us
- A social bookmarks manager. Using bookmarklets, you can add bookmarks to your list and categorize them.
- http://del.icio.us/