Integration with Other Applications > Windchill Workgroup Manager Documentation > Introduction to Windchill Workgroup Manager > Windchill Workgroup Manager Overview > What is Windchill Workgroup Manager? > Windchill Workgroup Manager PDM System Architecture
  
Windchill Workgroup Manager PDM System Architecture
The basic architecture of Windchill Workgroup Manager Product Data Management (PDM) system consists of:
An authoring application (CAD or ECAD)
Windchill Workgroup Manager
A workspace on the server
The Windchill database
The next graphic illustrates the Windchill Workgroup Manager architecture.
Once the Windchill Workgroup Manager client is installed, you need to register your authoring application with Windchill Workgroup Manager in order to begin working with your design data.