egui-i18n is an internationalization (i18n) library for egui, offering seamless multi-language support. It supports both Fluent and traditional key-value translation formats, with features like dynamic parameter interpolation, language fallback, and high-performance resource loading — ideal for Rust-based GUI applications.

Check out the example projects to see how to use egui-i18n in practice:

• 📄 classic – Example using the classic key-value format.
• 📄 fluent – Example using Fluent's advanced syntax.

The documentation covers the following:

• Features

  • Support for both Fluent and classic key-value translation formats.
  • Dynamic parameter interpolation (e.g., names, numbers).
  • Flexible resource loading (with language fallback and caching).
  • Optimized for real-time UI performance.

• Installation

  • How to add egui-i18n to your project.

• Usage

  • How to load .ftl or .properties translation files.
  • How to use the tr! macro for translation.

• Configuration

  • Cargo features supported: fluent / classic.

• Translation Resource Examples

  • Sample formats for both Fluent and key-value resources.

• Dependencies & Integration

  • Core dependencies and optional crates explained.

• Contribution Guide

  • How to contribute code, file issues, or submit PRs.

📖 Read the full guide: i18n/README.md

This project is open-sourced under the MIT License. Contributions are welcome!