Just did a fast google search on "Kali tiling" and got a site with a
downloadable program for them. Available for both Mac and Windows. G
And in several languages. Neat, and I see some more time sink here.
VBG

But not, as far as I can tell, for MacOS X. Did you find one for that?

==== j a c k at c a m p i n . m e . u k === http://www.campin.me.uk ====
Jack Campin, 11 Third St, Newtongrange EH22 4PU, Scotland == mob 07800 739 557
CD-ROMs and free stuff: Scottish music, food intolerance, and Mac logic fonts