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GENERAL RESOURCES
. ONLINE RESOURCES FREQUENTLY ACCESSED RESOURCES:
SECTION PAGES
FAQ lists    Diplomacy Maps    Diplomacy Variants    Mapping Software    Strategy Articles

General Resources
Diplomatic Pouch Resources
diplomacy-archive Resources
Player Reference Sources
Judge PBEM Resources
Diplomacy Player Communities
Diplomacy Hobby Organizations 
Diplomacy Zines on the Web
Non-English Diplomacy Pages
Other Diplomacy Pages
 
Quick Reference Page
(All resources on one page)

Diplomacy Rulebook (5th Edition (C) 2008 Hasbro) !NEW!
The 2008 rules didn't add anything different but this pdf download is very pretty! Diplomacy Rulebook (4th Edition (C) 2000 Hasbro)
The rulebook the Hobby generally uses.

rec.games.diplomacy
The netnews newsgroup devoted to the game of Diplomacy.
NB: The link provided requires Usenet to be activated in your browser. Try the Google group as an alternative.

Frequently Asked Questions (FAQ) lists
Two different FAQs. These are must-read documents for newcomers to Diplomacy or the r.g.d. newsgroup.

Diplomacy-archive.com
One of the largest archives of Diplomacy-related articles available online on all kinds of Diplomacy topics. And the list is growing.

The Variant Bank
Variantbank.org has a list of most known variants. (Note that for most of them, all that is given is the variant name and a classification; no rules, no maps. For those that do have rules and/or maps, links are available from the Diplomatic Pouch variants pages.