Translation Autocomplete 🚀

Automatically detects missing translations in i18n JSON files and fills them using AI-powered translation APIs like Google Translate, DeepL, OpenAI (GPT-4), and Gemini.

✅ Keep your translations consistent and up-to-date effortlessly!

📌 Features

✔️ Detect missing translations in structured JSON files
✔️ Automatically translate missing texts using AI-based APIs
✔️ Supports multiple translation services:

• Google Translate 🌍
• DeepL 📖
• OpenAI (GPT-4) 🤖
• Gemini (Google AI) 🔥
  ✔️ CLI tool for easy project integration
  ✔️ Supports nested JSON structures
  ✔️ Customizable API settings via CLI or .env file

📥 Installation

Install globally via NPM:

npm install translation-autocomplete

or use without installation:

npx translation-autocomplete --help

🚀 Usage Guide

🔍 1. Check for Missing Translations

Find missing translations in your localization files:

npx translation-autocomplete check

Example Output:

❌ Missing translations found:
  - home.hero.title (en → tr)
  - home.hero.subtitle (en → tr)

🔄 2. Auto-Fill Missing Translations

Automatically translate missing entries using AI-powered services:

npx translation-autocomplete check --fix

✅ This command fills missing translations and updates JSON files.

Example Output:

✅ home.hero.title → "Ana Sayfa Başlığı" (Translated using Google Translate)
✅ home.hero.subtitle → "Ana Sayfa Alt Başlığı" (Translated using Google Tanslate)

⚙️ 3. Configure API Settings

You can set up API keys and preferences via CLI:

npx translation-autocomplete config

This allows you to configure:

• Translation API key
• Source & target languages
• Translation service (Google, DeepL, OpenAI, Gemini)
• JSON file path

🔧 Configuration File (.env)

Alternatively, create a .env file to store API settings:

TRANSLATION_API_KEY=your-api-key
SOURCE_LANGUAGE=en
TARGET_LANGUAGES=tr,es,de
TRANSLATION_SERVICE=google
I18N_PATH=./src/messages

Supported Services:

• google → Google Translate
• deepl → DeepL
• openai → OpenAI GPT-4
• gemini → Google Gemini

📖 Example JSON File Structure

Translation files should be in nested JSON format, like this:

📂 English (en.json)

{
  "home": {
    "hero": {
      "title": "Welcome to My Portfolio",
      "description": "I build modern web applications."
    },
    "contact": {
      "cta": "Get in Touch"
    }
  }
}

📂 Turkish (tr.json)

{
  "home": {
    "hero": {
      "title": "Portföyüme Hoş Geldiniz"
    }
  }
}

✅ check --fix will automatically fill missing translations in tr.json.

🎯 CLI Commands Overview

| Command | Description | |---------|-------------| | npx translation-autocomplete check | Detect missing translations | | npx translation-autocomplete check --fix | Auto-translate missing entries | | npx translation-autocomplete config | Configure API settings | | npx translation-autocomplete --help | Show help menu |

🌎 Language Support

Supports any language that is available on Google Translate, DeepL, OpenAI, or Gemini.

📜 License

MIT License © 2025 Selman Yasin Aktaş

🌟 Contribute & Support

🔹 Found a bug? Open an Issue
🔹 Want to improve the project? Submit a Pull Request
🔹 Like this project? ⭐ Star it on GitHub!

📢 Why Use Translation Autocomplete?

• ✅ Saves time by automatically filling missing translations
• ✅ AI-powered translations for accuracy
• ✅ CLI-based and easy to integrate into any project
• ✅ Supports multiple translation services

💬 Need Help?

If you have any questions or feedback, feel free to open an issue or reach out via GitHub discussions.

🚀 Get Started Today!

Run this command and ensure your translations are always up-to-date:

npx translation-autocomplete check --fix

🔹 Happy Coding! 🚀🎯