Original NetHack page. The current version is 3.2.2.
Cool 32x32 tiles' page. GTK+NetHack support these tiles
You cat get all information and more links from this page.
NetHack2000 Project (Japanese)
NetHack for Windows95/98 with tiles and graphical menu in window. If your browser cannot read Japanese but you would like to down load NH2K English edition, click here.
Silver CE Persona (Japanese)
JNetHack for Windows CE.