Ink by Inkle Alternatives

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...

Narrat is a narrative game engine for text-based games. Game dialogue info is written in files with a similar syntax to Ren'Py (.rpy files). Those files get loaded by the game engine which plays through them.

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.

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...

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.

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 a web browser so it can run on any system with a modern browser.

textadventures.co.uk is a community of interactive fiction game makers and players.

Dialogue Designer is a powerful (but easy to use) branching dialogue editor designed for story-driven games like RPGs and Visual Novels. Create complex non-linear data structures in minutes, no programming experience required!

Spatterlight is a native Cocoa application plays most kinds of interactive fiction game files: AGT, Adrift, AdvSys, Alan, Glulx, Hugo, Level 9, Magnetic Scrolls, TADS (text-only), Quill, and Z-code (except v6).

Reebyte is a multi-platform standalone editor tool for visual novel creator and other creative interactive projects. Powerful and easy to use, where we are focused on people who doesn't have programming experience and want to create their own professional visual novel or...

a tool for writing & testing nonlinear dialogue, especially for video games, and a full featured visual editor for managing game storylines.

Playfic is a platform for writing and playing interactive fiction. Interactive fiction (aka "text adventures") is a genre of game that uses no graphics or sound, but instead, uses text to tell a story in an interactive world.