Resources/Game Design Sites

Amit's Game Programming Information
Has links to all sorts of topics including: Shortest Paths, Tile Based Games, Hexagonal Grids, Artificial Intelligence, Objects in Games, Adventure Games, Game Design, Scripting Languages, Economics

Noadi's Pixels
Some notes about making an RPG or other kinds of games, Notes on creating NPCs, Notes on creating Characters, A tutorial on maintaining a proper theme to your game's graphics.

Gamasutra
Lots of articles on various parts of game design, but you have to register (it's free) before you can read the features.

antifactory.org: game design theory and practice
Some in depth articles and discussions about GD theory (advanced)

Game Design 101
Very nice game design webpage.

Artificial Intelligence Depot
Many articles about AI and advanced computing concepts including computer learning, decision trees, minimax, and much more.

Faqsys
A great number of articles covering many technical aspects of game design and programming including lots of math, networking, sound, graphics, hardware, optimization, and much more. Also has all the code from the Graphics Gems 1-5 series of books.

Game Design Docs
A huge collection of links to articles about design, production, and productivity. Most links are to articles offsite, most of those to Gamasutra.

Flipcode - Game Development News & Resources
Many articles and a forum devoted to technical aspects of game design and implementation.

GameDev.net
Many articles, product reviews, and a forum devoted to all aspects of game production.

MyPhysicsLab
Many interactive articles about computational physics and kinematics. Each article has a Java based implementation of the concept discussed. Lots of math.

Wotsit's Format
A great number of technical articles about specific file formats. Excellent for the programmer wishing to provide support for many types of files including, graphics formats, fonts, Windows, animation, text, spreadsheets, and lots more.

Ian Bell's Maths for (Game) Programmers
You may remember Ian Bell for the legendary game Elite, a space combat/exploration RPG from the 80s which has been released on an incredible number of different platforms over the years. Here is Ian's collection of articles about math for game programmers. Some excellent, very technical stuff on a broad range of subjects eagerly await your examination ... once you get used to the hideous, unfriendly, and downright villainous web design. You may find that the more advanced math subjects are no longer available (unless you pay a semi-reasonable shareware fee). Ethics aside, some of this advanced material can still be accessed through the miracle of www.archive.org.

ComputerBooks.com
Big list of links to various books, now available legally online. Via digg.com

Generators, a boost for your muse
A page of generators. To give a boost to your muse. A website proposing a large number of generators, from names to plots, characters, etc. They keep adding new ones. Some are directed to game makers, like classes, settings, organizations, characters, equipment, mechas...

Gamethink
A collection of articles about game production, game design and game theory.

Video Game Design
Written by Revell, and misc. Wikibook contributors. These are the theories and ideas about Game Design, and are un-biased.