Do-dad

Oobject is somewhere between a blog and a directory. They provide topics for lists of gadgets . People then suggest items to go into them by tagging things as Oobject in wists. Visitors then vote on items to create something like ‘Billboard charts for gadgets’, voted by everyone.

Information Pack Rat

Buru - A platform for people to collect and save the actual web contents based on their interest and also made for people who search for these topic related collections.

Your Personal Stash

FuzzFind - A search site that combines search engines and bookmarking sites to give you searches refined by social tagging.

Tag, Your It

Keotag - Search for tags across 18 different sites