There are 2 repositories under mud-game-server topic.
AberMUSH is a text based role playing game with UTF-8 ANSI graphics, set in the AberMUD 5 universe. Explore, battle and adventure in a fantasy version of medieval Wales. Experience DnD style combat, gambling disputes, excessive ale consumption and puzzling mysteries in the once magnificent but now fallen city of Tranoch, with dynamic scenery, tides, wildlife and weather effects.
MUD game and server that uses discord as a player interface
A bare bones Node.JS MUD server project that aims to support common mud protocols and take care of the fundamentals of getting a MUD server up and running.
A new MUD engine written entirely in Rust. Inspired by dikumud
The original release (the Alfa release is newer)
PonyMUD - A multiplayer text adventure game written in Pony
Web Admin for the MUD ArchaicQuest II
Star Wars: Rise in Power 1.5 - Refactored version
Uzak Diyarlar - Türkçe Mud - 37.48.122.122:4000
A browser-based MUD game server using NodeJS
Child of NakedMud - includes bug fixes, feature enhancements, staying in line with vision
This is a MUD (multi-user dungeon) engine lost a bit to time called NetCI (Network Command Interpreter). Essentially it is similar to ColdC/Cold-C in that it provides a MUD server that is database driven and is quite similar to LPMud in that it uses a simplified C-Like scripting language.