These are the source files used to create the boards, tiles, ports and pips. Also included are instructions for using a laser cutter to produce the boards. You could also use the designs for other creative purposes.
These files are licensed with the Creative Commons "Attribution NonCommercial" license, which means you can use them for any personal purposes, you just can't resell the designs.
To see how these files can be used to create a laser-cut board, please see my instructable.