Installing Windchill REST Services > Installation Prerequisites
  
Installation Prerequisites
Windchill REST Services has its own independent release cycle. It is bundled with Windchill CPS releases.
The Windchill software matrix lists the Windchill release and the version of the bundled Windchill REST Services module. The latest software matrix is available at the following URL:
http://www.ptc.com/appserver/cs/doc/refdoc.jsp
This URL directs you to the PTC Online Support Web page of reference documents. For the software matrix document, specify the following search criteria:
1. In the Product list, select Windchill REST Services.
2. In the Release list, select the current release number.
3. Select Matrices from the Document Type list.
The Windchill software matrix opens.