"citeulike is a free service for managing and discovering scholarly references"

java based del.icio.us clone

mmorpg design and how it might benefit delicious.

Smithsonian covers Delicious

finds related sites for a URL based on popular del.icio.us tags/people

Ma.gnolia has groups but del.icio.us doesn't? grr!

"pydelicious allows you to access the web service of del.icio.us via it's API through python."

" Del.icio.us has a hidden feature that lets you create a stripped down version of your bookmarks for viewing on a mobile device."

UPenn has their own... less useful mind you... del.icio.us like site now. No announcement to Penn community as far as I can tell though - I found it by browsing... yes, del.icio.us. Oh the irony.

beyond helpful