Squiffy Alternatives

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

ink is a scripting language built around the idea of marking up pure-text with flow in order to produce interactive scripts.

Yarn Spinner is a tool for creating interactive dialogue for games. Write your conversations in Yarn, a simple programming language that's designed to be easy for writers to learn, while also powerful enough to handle whatever you need.

ADRIFT Developer is a Windows application that allows you to create complex interactive fiction games quickly and easily. It allows you to concentrate on the story by making everything else easy, such as having all options available in dropdown lists, rather than you having to...

Dedalus - A system based on Javascript and HTML to generate and run Choose Your Own Adventure narrative

Undum is a game framework for building a sophisticated form of hypertext interactive fiction.

StoryNexus: The choice is yours. StoryNexus gives you free access to hundreds of interactive worlds, from science fiction to romance, from gothic fantasy to historical adventure.

Adventuron is a text-adventure authoring tool, used to create games playable on desktop, mobile as well as old computers including Amstrad CPC, Commodore 64, ZX Spectrum. Featuring a web-based code editor with autocompletion and a fast development workflow that lets you play as...

Adliberum Engine is a multiplayer compatible role-playing text adventure engine. Complete with real-time world-building commands; craft text powered games and scenarios alone or with others. Complete with world editing commands; create worlds, games and puzzles that you can...

Inquisitor is an engine for browser and multiplatform Interactive Fiction works. It bares similarities to Twine while facilitating creation of worlds with locations and items.