Visual Novel Engine

Built for the modern web, making it easy to create and distribute visual novels that anyone can play pretty much anywhere!


Simple Syntax Icon

Simple Syntax

You don't need to be a developer to start creating a game, Monogatari features a friendly language designed to be incredibly simple and yet very powerful, which will allow you to write your story as easy as if you where just writing it.
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Multimedia Support

Want to show images or videos? Maybe even play some music and sound effects! With Monogatari, you can use all sorts of media to enhance the experience on your game and provide a richer content and experience.
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Break any language barrier! Monogatari comes with built in functionality for you to translate your game to multiple languages and let your players choose what language they want to play it on.
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Feature Full

Monogatari comes pre-loaded with features you and your players will love such as load and save support, animations, ability to go back to previous states, auto play mode, ability to skip text and more!
Customizable Icon


With Monogatari, you are in control of your visual novel like never before! You can change, add and remove anything you need. Think of your game as a website, everything you've seen before on any website is now within your reach!
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Wouldn't it be awesome if anyone could play your game from any device? Monogatari is responsive out off the box and will adapt to any screen size so that anyone can play your game from any device they want!
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Progressive Web App

Responsiveness is not the only benefit from the web, any Monogatari game is a Progressive Web App that can be installed as if it where a native app on any mobile device and computer right from your browser, bringing benefits such as offline play!
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Open Source

Monogatari is an open source project released under the MIT License which means you can use it for any commercial or non-commercial project without any limitation and it's completely free!
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Not only can you release your game to the web where anyone will be able to play it from their browser, you can also build your game for Windows, macOS, Linux, Android and iOS!

Get Involved

Monogatari is 100% open source and developed collaboratively by people from all over the world. Even if you're not a programmer, you can get involved and make a difference.

Translate Monogatari

No matter what language you speak, you can help translating Monogatari's UI so that more people around the world can use it!

Develop new features

If you are a developer or simply have an idea for a new feature, you can become a code contributor and help developing Monogatari!

Fix or report bugs

If you have found a bug, please report it so we can fix it. If you are a developer or simply want to contribute, you can also help fixing available bugs!

Write Documentation

Have you found a missing piece of documentation or think you can improve it? Help everyone by writing documentation!

Share your ideas

Do you have an awesome idea for a new feature or something you'd like the engine would do? Share it with us and help making Monogatari better!


Monogatari is developed and distributed as a completely free product, you can help the project by becoming an sponsor or by donating to it!

Built on Open Source

Monogatari would not be possible without these awesome and open source projects!


CSS library for entrance, exit and other animations

Artemis Logo


JavaScript library for DOM manipulation, storage and other utilities

Css Shake Logo


CSS library for shake animations

Flarum Logo


Next-generation forum software used for the community forum.

Font Awesome Logo

Font Awesome

Font used for all the icons on the UI

Kayros Logo


CSS library with all the base styling for grids, modals, etc.

Mousetrap Logo


JavaScript library for handling keyboard shortcuts

Pandora Logo


Web Components library for creation of custom elements


JavaScript library for creating particle systems

Typed.js Logo


JavaScript library for creating typewriter text animations

Every story should be told before they are lost forever.

Not what you're looking for?

Monogatari's goal is not competition, here are some awesome Open Source engines you might want to check out!