auto_localize_plus

🚀 Automatically generate multi-language localization JSON files for Flutter & Dart projects.

Convert a single base file (like en.json) into multiple languages such as:

  • Hindi (hi)
  • Tamil (ta)
  • Telugu (te)
  • Kannada (kn)
  • Malayalam (ml)
  • Marathi (mr)
  • Bengali (bn)
  • Gujarati (gu)
  • Punjabi (pa)
  • And more…

Fast parallel translation included ⚡

✨ Features

✅ Generate localization JSON automatically
✅ Supports multiple languages
✅ Fast parallel translation (batch processing)
✅ CLI support (dart run auto_localize_plus)
✅ Works with Flutter & Dart projects
✅ Simple API
✅ Easy integration

📦 Installation

dart pub add auto_localize_plus

📁 Input File

Create your base localization file (example en.json) in your project:

your_project/
  assets/
    en.json

Example:

{
  "hello": "Hello",
  "welcome": "Welcome to the app",
  "login": "Login"
}

🚀 Usage (Dart API)

import 'package:auto_localize_plus/auto_localize_plus.dart';

Future<void> main(List<String> args) async {
  await AutoLocalize.generate(
    inputPath: 'assets/en.json',
    outputDir: 'assets',
    languages: ['hi', 'ta'],
  );
}

📌 languages Parameter

In:

languages: ['hi', 'ta']

Add the language codes that you want to generate.

Example:

languages: ['hi', 'ta', 'te', 'kn']

This will generate:

assets/
  hi.json
  ta.json
  te.json
  kn.json

🚀 CLI Usage

Run directly from terminal:

dart run auto_localize_plus

This command reads your base localization file and generates translated JSON files for the selected languages.

📁 Output Structure

After running:

assets/
  en.json
  hi.json
  ta.json
  te.json

🌍 Supported Language Codes

Below are commonly used language codes:

Language Code
English en
Hindi hi
Tamil ta
Telugu te
Kannada kn
Malayalam ml
Marathi mr
Bengali bn
Gujarati gu
Punjabi pa
Odia or
Assamese as
Urdu ur
Nepali ne
Sinhala si

You can use any valid ISO language code supported by the translation engine.

Example:

languages: ['hi', 'bn', 'mr']

🎯 Perfect For

  • Flutter apps
  • Banking apps
  • Enterprise apps
  • Multi-language products
  • Localization automation

⚡ Performance

Uses batch parallel translation for faster processing compared to sequential translation.

❤️ Contributing

Contributions are welcome!

If you find a bug or want a feature, please open an issue or submit a PR.

📄 License

MIT License

👨‍💻 Author

Developed with ❤️ for the Flutter & Dart community.

⭐ Support

If you find this package useful, please give it a star on GitHub ⭐

Libraries

auto_localize_plus