The NetHack Dungeon  
   Hall of fame, tips and tricks, spoilers, and other files for the 3.2 release.
   http://home.swipnet.se/~w-73296/

JNetHack  
   Version 3.2.2, Japanized. Features a new class, source, and executables.
   http://www.jnethack.org/

Sascha's and Ralph's NetHack site  
   Includes spoilers, hints, utility programs, and a list of public NetHack servers
   http://www.nethack.de/

rec.games.roguelike.nethack Cretins Advisory  
   Dedicated to keeping the newsgroup clean of "spammers, d00dz and things like" that.
   http://www.beastwithin.org/users/wwwwolf/games/nethack/

Yahoo! Groups - thenethacklair  
   Gameplay discussion group. Free membership required to participate.
   http://groups.yahoo.com/group/thenethacklair/

The NetHack Index  
   Annotated directory of spoilers, variants, patches, utilities, servers, reviews, and other useful information.
   http://www.nicolaas.net/erebus/

The NetHack Home Page  
   Unofficial mirror site. Spoilers, source, executables, and utilities.
   http://roguelikes.sauceforge.net/pub/nethack/