WDC offers several development boards for both their IC and IP platforms. For the lastest information and documentation, please refer to the following pages.
Design Kit with Schematics and Mechanical Drawings for WDC Boards. Includes WDC PCB Library for Mentor PADS
SXB Boards based on WDC IC Devices
MENSCH Microcomputer with W65C265S
MyMENSCH Microcomputer VASIC Platform