Organizations
Tournaments, Balkan Diplomacy, Campo di Marte, Canadian FtF Diplomacy, Deutscher Diplomacy Bund, Diplomacy Association of Australia and New Zealand, Diplomacy.dk, Diplomatic Corps, Diplomatie - 18Centres.com, DIPLORED, Dutch Diplomacy Association
Play Groups
Armada, Cambridge University Diplomacy Society, Canadian Diplomacy Canadienne, Diplomacy Club Of Canberra, Diplomacy Selskabet, Minnesota Diplomacy Group, Oslo-ligaen, Oxford University Diplomacy Society, Pennsylvania Diplomacy League, Seattle Diplomacy
Software
A Diplomacy Map for Computer Displays, Automated Online Mapper, DAIDE, David Norman's Diplomacy Pages, Diplo, Diplomacy Advisor, jDip, Realpolitik, Roy Addison's Diplomacy Maps, War Room
Variants
1492, 1939, Ancient Diplomacy, Arab Diplomacy, Balkan, Exchange, Federation Diplomacy, Fin de Siecle, Global Diplomacy, Hundred
Avalon Hill's Diplomacy Page
AH holds the copyrights of the game. FAQ, game rules and Diplomacy message board.
Diplomacy Archive
An archive for materials relating to the boardgame Diplomacy.
Diplomacy at BoardGameGeek
Description, sessions, second hand sale, articles and links.
Diplomacy Boardgame Compendium and Gallery
Includes information about different versions of the game, other games based on Diplomacy, books, and software.
Diplomacy Tutorial
Detailed tutorial for beginners. Covers the basics of Diplomacy.
Diplomacy World
One of the oldest and most respected fanzines of the hobby.
Diplomiscellany
Diplomacy related material, including model house rules for non-judge e-mail games, the Maharajah's Diplomacy, and articles on gaming philosophy.
Jay Furr's Diplomacy House Rules
House rules for playing e-mail games via the Judge servers found on the Internet.
Judge Diplomacy Player Ratings
A rating system derived from the ELO ratings used by the Chess community and based upon a database of games played on the Judges since 1988.
Mark's Diplomacy Pages
Numerous articles on Diplomacy and variants thereof.
Postal Diplomacy in the UK
Records the rise and fall of the postal hobby in the UK. History, current and old zines.
Psychopath
A webzine for playing Diplomacy, Diplomacy variants and other games. Includes chat, letters and articles.
The Diplomacy Ring
Web ring for web sites related to Diplomacy.
The Diplomatic Corps
A group of players and hobby organizations. Includes tournament information and coordinates gameplay.
The Diplomatic Pouch
Official site contains maps and variants, group meetups, and online play.
The League of the Last Days
Stephen Agar's latest zine after Armistice Day folded.
The Newbies' Guide to the Judge
The Newbies' Guide to the Judge, an automated Internet-based Diplomacy adjudicator.
Wikipedia Article
The internet encyclopedia's entry on Diplomacy.