A browser-based text adventure game engine and sample game

Gaiman: Text based game engine and programming language

Dennis MUD - A multiplayer text adventure sandbox engine where the players build the world with in-game commands.

Fractive is a free, open-source, Markdown-based hypertext authoring tool for writing interactive fiction.

An engine for building interactive fiction with Python. Currently in the testing phase.

A cross-platform, multimedia interpreter for Hugo adventure games.

Text Adventure Engine, Editor and Telegram Bot host

an event-driven text adventure engine for both narrative story telling and procedural dungeon crawling

A unified engine for building text adventures and MUDs with batteries included.

IFML 2.0 (Interactive Fiction Markup Language) - interactive fiction platform based on Russian

Secret in the Forest - a C-based text adventure game engine

Source files of TADS (Text Adventure Development System)

📚 Java Game Engine for text-based games.

Textual Reality Experience Engine : Text Adventure Game Engine

Quest For Lubok, is a text adventure fantasy game. Set just on the outer reaches of our world. Written entirely in Qb64, this is my journey into creating my first game.

A text adventure game system, available in Java and C#.

Single User Dungeon (SUD) scripted in Python language.

A text based role playing game engine for Deno with an Angular frontend

Some sort of text-based MUD-like thing.