Aloha Webserver - In-MOO webserver for LambdaMOO databases, which includes HTTP authentication and a CGI-like environment for web applications.
Arcana MOO - Based on a "generic fantasy mishmash" theme. Taking inspiration from several different sources, it allows for both coded and non-coded (role-play) interactions. Thematic and introductory information available at the site.
ASI MOO - Social meeting place of the members of the Artemis Society. Site offers help logging on and information about the society.
CyberSphere - Post-apocolyptic theme, large loyal playerbase, strict roleplaying game adherence (generally), guns, bombs, mutants, wastes and a tribute to natural selection. Site provides information about the game and how to play it.
Expat binding for LambdaMOO Server - A binding of expat to the LambdaMOO Server. It provides two new functions which accept an XML document in a string, parse it using expat, and return a LIST data structure representing the parsed XML.
Ghostcore - A core database for use with the Lambdamoo server. This core is derived from the popular GhostWheel role playing game (RPG) database.
Hellyeah Moo - Place for hipsters to talk, react, interact and kill time. Site offers some information about the MOO and its history.
JHCore - Home Page - A core database. Features hypertext help, object integration and support for advanced clients. Programming interfaces may be unfamiliar to those accustomed to LambdaCore.
LambdaCore - Commonly used core, which consists of the most essential objects from LambdaMOO. Somewhat minimal in features compared to other cores, but often served as a base for these.
LambdaMOO Server - This SourceForge project includes the latest release of the Lambda MOO server and provides unofficial patches, CVS access and similar services.
PythonMOO - A social game designed for programming and discussion. Information and support for players.
RPG MOO Core - The Role-Playing Game Core for MOO servers, additional features have been added to allow gaming similar (but better, IMHO) to other MUD servers.
WAIF Server Patch - Adds WAIF objects, which are stripped objects that cannot have descendants and lack most of the built-in properties that normal objects have.