East Coast Games training new programmers and to making great games, tutorials on C/C++, Java and DirectX, several games written for Windows (freeware).
2Dgame-tutorial Ten step tutorial for programming a 2-dimensional parrallax-scroller with realistic physics, sound, and music.
Xtreme Games Free tools and source code and an offer to sign up new developers for joint ventures for a general pooling of resources.
Blitz Basic A specialized version of BASIC designed specifically for game development. Includes features like custom types and functions. Code is compiled before execution to speed things up.
NeHe Productions OpenGL programming. Many tutorials, sample programs/games, and source code. A CD is available for order containing all of the site.
Irt.org Design challenges, tutorials, and articles on coding design.
Ray Game Designer Freeware 3D construction kit for Windows based on a RayCaster.
Zingtech Computer Solutions Development site with tutorials, an introduction to DirectX and a game idea center. Also Allegro game programming library sections. Books. Links.
flipCode Find articles, coding techniques, news, and interviews relating to Game programming. A fair number of specific tutorials as well.
Knowledge Hound Tutorials, tips, and how-to guides for game programmers of all types.
SoftLight Development Lots of programs and source code, development tools, Direct X examples, and killer links. With a Windows focus.
Simple Game Engine Information, screenshots and downloads for Simple Game Engine (freeware) that enables you to write your own games using a definition language.
Impacto A tool to make games and multimedia applications.
zstar An extensible, distributed system for game development, consisting of an abstract game client, and a game server to which players connect to play games against other players or alone.
Games Research Materials from, and links to resources related to, the Siggraph 2000 course "Games Research: the Science of Interactive Entertainment"
GarageGames.com An online game development community and resource center, keeping independent and professional developers connected to their peers, the industry and cutting edge information, tools and code.
Game Tutorials Over one hundred tutorials in C/C++ for the beginning programmer.
GameDev.net Featuring a huge reference library and weekly interviews of professionals inside the industry. Participate in a public game development project.
The Playground Project Building computer environments for 4-8 year-olds to play, design, and create games. A playground is a place to play with rules not just by them.
RPG game programming page Page related to RPG programming. Has a freeware game (not finished, but in development) w/ all its sources
DevMaster.net A game development site that provides articles, 3D engines database, a wiki, daily news updates, and a discussion forum.
Games++ Megasite Game programming, online games, cheats, tutorials, references, Direct X, C/C++, and Java.
XDev.ru Games development articles and tutorials. Game industry news.
GameProgrammer.org Contains tutorials about game development featuring OpenGL, Direct3D and Win32 SDK programming.
GGD - Global Game Developer Provides tools and knowledge needed to create and distribute games. Including tutorials, tips, downloads and books.
PC Game Programming Explorer Book by Dave Roberts that takes readers inside the world of PC game programming and reveals the essential techniques to make game programming easy and fun.
Toymaker Aimed mainly at the new games programmer. It contains notes and answers to common questions with examples in C++ and DirectX. Resources. T2, a free terrain texture generation tool.
Kylm.com A game development community with tutorials, game sources, forums, articles, possibility to upload your own game or comment others.
C# Game Dev A set of computer RPG programming tutorials using C# and DirectX. Regular articles on the creation of roleplaying games. Topics including Lua scripting, NPCs, maps.
Nuclex A .NET game development community site with technical articles, tutorials and code snippets, focusing on game creation with the Microsoft XNA framework.
Gepard Studio Downloads for game programming, along with some Java, Linux, DOS and Windows games.