Kataru 「カタル」 The minimal dialogue system written in Rust.

Kataru 「カタル」is a system for interactive dialogue based on YAML, parsed in Rust.

Kataru is similar to Twine and Yarn Spinner except with more support for organizing passages and sharing common functionality across multiple characters.

---
# Define what namespace this file is in.
namespace: global

state:
  coffee: 0
  $passage.completed: 0

# Configure the scene. List your characters, commands, etc.
characters:
  May:
  June:

commands:
  Wait:
    duration: 0.3

  $character.SetAnimatorTrigger:
    clip: ""

onExit:
  set:
    $passage.completed +: 1
---
Start:
  - May: Welcome to my story!
  - June: Want a coffee?
  - choices:
      Yes: YesCoffee
      No: NoCoffee

YesCoffee:
  - May: Yeah, thanks!
  - set:
      $coffee +: 1
  - May.SetAnimatorTrigger: ["drinkcoffee"]
  - call: End

NoCoffee:
  - May: No thanks.
  - Wait: { duration: 1 }
  - June: Want to end this story?
  - call: End

End:
  - May: The end!

Features

• Simple and lightweight
• Organize dialogue, state, characters, and commands into local namespaces
• Character-specific commands
• Syntax highlighting and Unity integration

As well as conditionals, variables, and everything else you expect in a dialogue language.

Getting Started

Read kataru-lang.github.io/#/installation.

Once downloaded, check out the examples in examples/simple.

Getting Help

For bugs or feature requests, file an issue. For other questions, contact kataru-dev@gmail.com.

License

Kataru is licensed under the MIT License. Credit is appreciated but not required.

Made by Josiah Putman with help from Angela He.