Craigslistindex graphs data pulled from Craigslist listings.
posted on Sep 11, 2008 - View this thread

Trackulous - Track Anything. There have to be ten dozen ways to track your weight online. MeFi users track thteir social athletic accomplishments at WeEndure and Runner+. But what if we wanted to track (and graph) Javelinas Sighted, Cookies Tossed, Fights with Boyfriend, or any other user-defined numerical quantity over time? And what if we wanted to share our statistics with our friends? For that, Trackulous - a simple, elegant, mobile-friendly web tool.
posted on Nov 19, 2007 - View this thread

Lastgraph takes your username at Last.fm and generates a beautiful chart of your musical listening habits. [via]
posted on Sep 20, 2007 - View this thread

Websites as graphs - Metafilter as a graph (java app)
posted on May 26, 2006 - View this thread