Here's how it works: we crawl the Web to find publicly declared relationships between people's accounts, just like Google crawls the Web for links between pages. But instead of returning links to HTML documents, the API returns JSON data structures repres

Like other "social" apps (cough eVite cough), Facebook has all the social graces of a nose-picking, hyperactive six-year-old, standing at the threshold of your attention and chanting, "I know something, I know something, I know something, won't tell you w

An alternative (opponent?) to Tumblr

Professor Kleinfeld argues that what is more important is not the number of links, but the quality

Cork’d is making life easier for wine aficionados.

Bite-sized spreadsheets for sharing.

iRATE radio is a collaborative filtering system for music. You rate the tracks it downloads and the server uses your ratings and other people's to guess what you'll like.

Social PDF Linking

XFN™ (XHTML Friends Network) is a simple way to represent human relationships using hyperlinks.