ink and Inky

ink and Inky suit game writers who want to author branching stories in text and keep a playable preview close at hand. Their strongest case is a free, MIT-licensed workflow with direct Unity support; writers who need a visual-first story planner may prefer another tool.

Overview

Ink is a narrative scripting language aimed primarily at professional game development, while Inky is its companion app for writing, testing and exporting ink stories. The document-based approach keeps prose central, with markup and logic inserted into the text rather than requiring writers to build every branch in a visual canvas. That can make story-heavy scripts easier to read as documents, though it favors authors comfortable with text-based structure.

Inky’s live play pane, error highlighting and ability to jump from a divert to its target help authors follow and troubleshoot branching stories while they write. The software is focused on narrative authoring and previewing, not broad project planning.

Key features

Text-first branching

Ink supports branching dialogue and choice-based interactive fiction. Its text-first markup suits writers and developers who want narrative and logic together in a readable script; it is less compelling for teams that want to map story structure visually.

Preview, debugging and export

Inky refreshes its play pane as the story changes and highlights errors as they are typed, reducing the need to switch tools just to check a passage. Jumping from a divert to its target also helps navigate a branching document. Stories can be exported as JSON or as a web page ready to customise, useful for moving the work into an integration or sharing a browser-based version.

Engine integration

The Unity plugin recompiles ink files during editing and includes a previewer for playing stories inside the Unity Editor. That makes ink a natural fit for Unity workflows. For Unreal Engine, the site points to Inkpot, a container for integrating ink created by The Chinese Room; it is a separate route rather than the same direct plugin experience described for Unity.

Pricing

Ink, Inky and the ink-Unity integration plugin are available under the MIT license at no charge. The Free plan costs nothing and is suitable for individual writers as well as professional teams that want to use the language and Unity integration without a software fee. The license also permits use and modification under MIT terms.

There are no paid tiers or seat counts stated for ink and Inky. This is a focused, free tool rather than a freemium product with feature gates; support questions are directed to Discord and GitHub Discussions. The product page states the MIT license but does not describe security certifications or compliance.

Platforms

Inky downloads are offered for Linux, macOS and Windows. Unity integration is explicitly described, while Unreal use is addressed through Inkpot. The stated platforms cover desktop authoring, not mobile Inky downloads.

Who it's for

Choose ink and Inky if you write branching dialogue or choice-based fiction and want prose, logic, previewing and export in one workflow, particularly if your game uses Unity. It can also serve writers who want to create and share interactive fiction without a game-engine project. Look elsewhere if your process depends on a visual node editor or a broader narrative production suite.

Pros and cons

• Pro: Free and MIT-licensed, including the Unity integration plugin, so there is no software fee for the core workflow.
• Pro: Inky combines live preview, typed error highlighting and divert navigation, helping authors inspect branching stories without leaving the editor.
• Pro: JSON and customisable web-page exports give authors more than one way to carry stories beyond Inky.
• Con: Text-based authoring is a poor fit for writers who prefer to construct and inspect branches visually.
• Con: Unity has a described recompilation and preview workflow; Unreal integration is directed to Inkpot instead.

Alternatives

For a broader set of options, browse Game Narrative Design Software.

• ChatMapper is worth comparing if its free tier’s one editor, three projects and 300-node-per-project cap fit your needs, with core exports and commercial use permitted.
• Ren'Py is another free option for authors who want a tool available on desktop, web and mobile platforms.
• Narrat may suit writers looking for a free, MIT-licensed open-source option with no restrictions for personal or commercial use.
• Yarn Spinner is a better comparison if you want free Unity, Godot and Unreal integrations plus a VS Code extension.
• Godot Asset Library is a free alternative when the goal is browsing and using assets from Godot’s official library rather than choosing a narrative scripting workflow.
• Narratyr may be a fit if a full visual editor and open document format matter more than ink’s text-first authoring.
• Quest Viva is another free, MIT-licensed option that permits creating and selling games and using modified source in closed-source commercial applications.
• articy:draft X may be a better match if you want a visual planning tool with a free tier limited to 700 objects per project and unlimited projects.

Verdict

Ink and Inky are a strong choice for narrative writers and game developers who want free, text-first branching authoring with a particularly direct Unity workflow. The main reason to choose them is that Inky pairs writing with live preview, error cues and useful exports at no software cost. Look elsewhere if visual story mapping is central to your process or if you need the same explicitly described integration path for Unreal that Unity receives.