Daniel is the creator and coordinator for the following open source projects.

Clog: Client Logging for WPF and Silverlight
A customizable log provider system that allows you to harness your existing logging system to log client side messages to your server using WCF. Includes WPF and Silverlight sample applications.
Clog can be found at Clog.CodePlex.com
A modular application toolset leveraging the Composite Application Library (PRISM)
Calcium is a WPF composite application toolset that leverages the Composite Application Library. It provides much of what one needs to rapidly build a multifaceted and sophisticated modular application. Calcium consists of a client application and server based WCF services, which allow interaction and communication between clients. Out of the box, Calcium comes with a host of modules and services, and an infrastructure that is ready to use in your next application.
Calcium can be found at www.calciumsdk.net