I have just updated the site to add both demo and full versions of the Knitting Chart Editor for Mac OS X systems.
Note that this has not yet been tested on Lion. I plan to do that soon though.
Follow the link here or click on ‘Knitting Chart Editor’ in the menu to find the goodies…
There is also a short video on the Knitting Chart Editor page that demonstrates how to create a basic chart with a pattern repeat. This is first video ever so please excuse the less than perfect audio – a classically trained voice actress I am not….