Twine

Twine is an open-source tool for telling interactive, nonlinear stories.

Free Open Source Mac OS X Windows Linux

Inform

Inform is a design system for interactive fiction based on natural language.

Free Mac OS X Windows Linux

ChoiceScript

ChoiceScript is a simple programming language for writing multiple-choice games (MCGs) like Choice of the Dragon. Writing games with ChoiceScript is easy and fun, even for authors with no programming experience.

Free Open Source Mac OS X Windows Linux Web Self-Hosted

ADRIFT

ADRIFT Developer is a Windows application that allows you to create complex interactive fiction games quickly and easily.

Free Mac OS X Windows Linux Web

Quest

Quest lets you create sophisticated text-based games, without having to program. Make text adventures, role-playing games, training materials, simulations, or...

Free Windows

Squiffy

Squiffy is a tool for creating multiple choice interactive fiction. It's written entirely in JavaScript - the compiler uses Node.js and the games it generates run in...

Free Open Source Web Self-Hosted

Spatterlight

Spatterlight is a native Cocoa application which plays most kinds of interactive fiction game files.

Free Open Source Mac OS X