Journal of Virtual Environments

Academic journal devoted to MUDs and their uses. Formerly known as the Journal of MUD Research.
http://www.brandeis.edu/pubs/jove/

Basic Information about MUDs and MUDding

FAQ about MUDs and MUDding.
http://www.lysator.liu.se/mud/faq/faq1.html

Games/mud FAQ Index

Listing of online FAQ for MUD's.
http://www.faqs.org/faqs/games/mud-faq/

XYZZYnews: Dungeons, Dragons, Shovels, and Telepathy

A brief look at MUD design, by Miron Schmidt.
http://www.xyzzynews.com/xyzzy.13e.html

MUSE Ltd.

Purveyors of fine, online games since 1985; principal products are MUD2 and the MUDDLE programming language and development system, both available for commercial licensing.
http://www.mud.co.uk/

Richard A. Bartle: Players Who Suit MUDs

Discusses whether MUDs are games, pass times, sports or entertainments and suggests four kinds of player: achiever, explorer, socializer or killer.
http://www.mud.co.uk/richard/hcds.htm

An Atlas of Cyberspaces - MUDs and Virtual Worlds

An atlas of maps and graphic representations of the geographies of the new electronic territories of the Internet, WWW and other emerging Cyberspaces.
http://www.cybergeography.org/atlas/muds_vw.html

About.com: Multi-User Dungeons

Article featuring background information and resources.
http://internetgames.about.com/cs/mudmush/

MUDdy Waters

Detailed information about the MUDding community. Features reviews, resources and message boards.
http://www.suite101.com/welcome.cfm/text_games

Vae Victus

Contains news, logs, history, and a message board.
http://clan_vaevictus.tripod.com/news.html

Code begets community

Information about Daniel Pargman's Ph.D. thesis on the social and technical aspects of managing a virtual community, a study of a Swedish MUD. Sample chapters in PDF format.
http://esplanaden.lysator.liu.se/svmud/pargman/

DikuMUD Family Tree

Listing of MUD codebases by heirachy for Diku and all code bases.
http://www.game.org/heirarchy.html

Open Site

An article with an explanation of what MUDs are, an overview of their history, and a list of variants.
http://open-site.org/Games/Online/MUDs/