edutagger is a social bookmarking service for K-12 learners and educators, allowing you to store your web links online and share them with others, all within an educational context.
extispicious, a. [L. extispicium an inspection of the innards for divination; extra the entrails + specer to look at.] Relating to the inspection of entrails for prognostication.
Upcoming.org is a social event calendar, completely driven by people like you. Manage your events, share events with friends and family, and syndicate your calendar to your own site
What's the Socializer? The Socializer allows you to easily submit a link to several social bookmarking systems. Instead of having a link to each social bookmarking website, you have a single link to all of them!
Oyax is a social bookmark manager. It allows you to easily add web sites you like to your personal collection of links, categorize those sites with keywords, and share your collection not only with your own browsers and machine, but also with other people