Open Source Social Networking

Although I heard about it about a half year ago, I only just recently checked out Ohloh is an open source directory that anyone can edit. It downloads information about open source projects from their source control and tracks its progress. Very smart system and I'm quite impressed with it. It gives you a big graph of where you have contributed code, and allows you to see what other people have been working on. I've added a number of projects that I've worked on in the past, including SDL.NET and The Tao Framework, and it spat out this:

ohloh profile for Rob Loach.