KatsBits - Hints, tips and tutorials for 3D modelling and game editing, including level editing, modelling, textures and other modifications. - http://www.katsbits.com/
Texturama.com - Huge library of ultra-tileable and seamless textures for the professional 3D artist. Features "Build Your Own" collection for smaller or larger projects. - http://www.texturama.com
gameproducer.net - Practical articles on many aspects of the trade (business, design, management, technique) written by a game producer. - http://www.gameproducer.net
Gamethink.net - Thought provoking articles about game production, game design, and videogame history. - http://www.gamethink.net
Quince Media - 2 or 3d facades, natural world textures, free downloads, picture objects for game or design projects. - http://www.quincemedia.com
Game Design Depository - Resources and quotes from famous game designers and others. - http://www.randomterrain.com/game-design.html
Frogames.net - Art packs (3d models, textures and content packs) are available for purchase that enable indie game developers to save development time. Frogames also offer customization services to game developers - http://www.frogames.net/
Dragolin's Guide to Eradication - A site about a free online turn based fantasy game called ARCHMAGE, with a guide, pictures and links. - http://users.telenet.be/dragolin
MODSonline.com - Tutorials, videos and downloads that enable users to modify assorted popular computer games such as Doom 3, Half Life, Soldier of Fortune and Call of Duty. - http://www.modsonline.com/Tutorials-list-7.html
Cold Milk - A video game industry site run by a team of game professionals. It features news, articles, industry job listings and many feeds from other games industry resources. - http://www.coldmilk.org/
Game Development Resources - Gamedev.net provides many articles, columns and features related to game development. Game industry jobs are also highlighted. - http://www.gamedev.net
Inspiracy Articles - A collection of articles on game design written by freelance game designer/producer Noah Falstein. - http://www.theinspiracy.com/inspirac.htm
Gaming Ground Zero - An RPG games development site with resources such as sample world backgrounds, pixel art and an active forum. - http://www.gaminggroundzero.com
Gaming World - A games development site with many resources and tutorials for RPG Maker 2000 and RPG Maker 2003. - http://www.gamingw.net
Tom Sloper's School-a-rama - Advice and tutorials for those that want to design and publish their own games. Detailed list of articles regarding breaking into the games industry. - http://www.sloperama.com/advice.html
The Art of Computer Game Design - The entire book "The Art of Computer Game Design" by games industry veteran Chris Crawford published in HTML. - http://www.vancouver.wsu.edu/fac/peabody/game-book/Coverpage.html
Game Design: Theory & Practice - A book by Richard Rouse III about computer and video game design. - http://www.paranoidproductions.com/gamedesign/