Complete project from this article
www.cs.mu.oz.au/~ad/code/nim/

Details on magic cookies
www.illuminatus.com/cookie.fcgi

Thomas Boutellšs gd graphics library
www.boutell.com/gd/

Nim is used to illustrate learning automata at
winnie.cs.nott.ac.uk/AIM/CGI/NIM/GAME_SEL.HTM

Nim with frames, tables, and JavaScript
www.cut-the-knot.com/

Nim Java applets
inprem.rug.ac.be/~fvernail/nim/Nim.html
www.mantissa.com/JAVA/nim.html
www.nmaa.org/member/gferri/nim.htm