del.icio.us http://del.icio.us/
digg http://www.digg.com/
Furl http://www.furl.net/
Spurl http://spurl.net/
Mr. Wong http://www.mister-wong.com/ Social Bookmarking Tools to view, search and more http://3spots.blogspot.com/2006/04/social-bookmark-tools-to-view-search....
Wink (looking in Digg, Furl, Slashdot, Yahoo! MyWeb, Simpy, und mehr) http://www.wink.com/
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