by Chris Martens on WordPress.org
Manage multilingual content with automatic hreflang tags, translation groups, and dynamic language detection for better SEO.

Settings page overview
PuzzleSync helps you rank in multiple countries by properly managing multilingual content for search engines.
If you run a multilingual WordPress site, you need proper hreflang implementation to tell Google which language version to show in each country. PuzzleSync makes this easy with automatic hreflang tag generation, translation management, and SEO validation – without requiring expensive translation plugins or complex configurations.
🎯 Simple Language Detection
Just add a category or tag to your posts (like “English” or “Deutsch”) and PuzzleSync automatically:
* Detects the content language
* Generates proper hreflang tags
* Sets the correct HTML lang attribute
* Creates JSON-LD structured data for search engines
No need for complex language codes or technical setup!
🌍 Truly Multilingual
Unlike plugins limited to 2-3 languages, PuzzleSync supports ANY language you configure:
* English, German, French, Spanish, Italian, Portuguese, Dutch, Polish, Russian
* Japanese, Chinese, Korean, Arabic, Turkish, Swedish, Danish, Norwegian
* 30+ built-in language mappings, easily add more in settings
* Automatic locale conversion (en → en-US, de → de-DE, etc.)
⚡ Fast & Lightweight
* Custom database storage (not post meta) for instant queries
* No impact on page load speed
* Works with any theme or page builder (Gutenberg, Elementor, Bricks, etc.)
✅ Built-in Validation
* Automatic detection of broken translation links
* One-click fixes for common issues
* Validation dashboard shows exactly what needs attention
🔧 Flexible & Developer-Friendly
* Works with categories OR tags (your choice)
* Tag naming is flexible: “english”, “English”, “en”, “english-version” all work!
* Translation Groups for automatic linking
* Clean, modern PHP code with namespaces
* Shortcodes for language switchers
Supports ANY language – just add it in settings! Built-in support includes:
PuzzleSync automatically handles proper locale formatting (en → en-US, de → de-DE, ja → ja-JP, etc.)