Development

Offers MUD and MOO accounts, MUD programming, web hosting, talker accounts, and FTP hosting.

Various packages. Provides a mission statement, mud list and prices.

Project to rewrite the Varium MUD server in Java, incorporating a Python interpreter for world development.

Site contains news, documentation, links, and a code repository.

A feature rich and actively maintained MudOS driver based on Nightmare.

Flexible open-source MUD engine, capable of supporting almost any role-playing setting.

Adds WAIF objects, which are stripped objects that cannot have descendants and lack most of the built-in properties that normal objects have.

Python based MUD server with strong web integration built on top of the Twisted and Django frameworks. Site provides documentation and the source code.

Official documentation covers specifications, implementation, and information.

Includes specifications, a list of supported clients and servers, and implementation notes.

Reference manual for Fuzzball's Multi-User Forth programming language.