We've had two things ship recently: CodePlex and the Microsoft Feeds Directory.

CodePlex is a community site for developers to innovate and participate in collaborative development projects. CodePlex is currently in beta. For more details, check out Jim Newkirk's blog entry.

The Microsoft Feeds Directory is a great place to keep track of the growing number of RSS feeds coming out of Microsoft. It also happens to be a featured item on www.microsoft.com today - here's a picture I saved (click on it for full size):