DAEXT

The Hreflang Manager plugin provides you an easy and reliable method to implement hreflang in WordPress.
For more information on the technical use of hreflang, please consider reading the <a href="https://developers.google.com/search/docs/advanced/crawling/localized-versions" rel="nofollow ugc">official documentation provided by Google</a>.
<h3>Pro Version</h3>
A <a href="https://daext.com/hreflang-manager/" rel="nofollow ugc">Pro Version</a> of this plugin is available on our website with many additional features, like the ability to move the hreflang implementation in all the websites of the network, a maximum of 100 alternative versions of the page per connection, the ability to mass import hreflang data from a spreadsheet, and much more.
<h3>Features</h3>
<ul>
<li>Supports the hreflang implementation of different websites or the sub-sites of a WordPress network</li>
<li>Supports all the languages defined with <a href="https://en.wikipedia.org/wiki/List_of_ISO_639-1_codes" rel="nofollow ugc">ISO_639-1</a></li>
<li>Supports all the scripts defined with <a href="https://en.wikipedia.org/wiki/ISO_15924" rel="nofollow ugc">ISO 15924</a></li>
<li>Supports all the countries defined with <a href="https://en.wikipedia.org/wiki/ISO_3166-1_alpha-2" rel="nofollow ugc">ISO 3166-1 alpha-2</a></li>
<li>A maximum of 10 alternative versions of the page per connection</li>
<li>Includes a log system to verify the correct implementation in the front-end</li>
<li>Ability to select the default languages, scripts, and countries</li>
<li>Automatically deletes the hreflang data of the deleted posts</li>
</ul>
<h3>Credits</h3>
This plugin makes use of the following resources:
<ul>
<li><a href="https://select2.org/" rel="nofollow ugc">Select2</a> licensed under the MIT License</li>
</ul>
For each library you can find the actual copy of the license inside the folder used to store the library files.

Hreflang Manager – Hreflang Implementation for International SEO

The Hreflang Manager plugin provides you an easy and reliable method to implement hreflang in WordPress.

Chris Martens

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.
<h4>Why Choose PuzzleSync?</h4>
🎯 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
<h4>Perfect For</h4>
<ul>
<li>Multilingual blogs and business sites</li>
<li>International e-commerce stores</li>
<li>Content creators targeting multiple countries</li>
<li>SEO professionals managing multilingual sites</li>
<li>Agencies building sites for international clients</li>
</ul>
<h4>How It Works</h4>
<ol>
<li>Add languages in settings (English, German, French, etc.)</li>
<li>Tag your content with categories or tags (e.g., “english”, “deutsch”)</li>
<li>Link translations using Translation Groups or manual URLs</li>
<li>Done! PuzzleSync automatically generates all hreflang tags and SEO markup</li>
</ol>
<h4>Language Support</h4>
Supports ANY language – just add it in settings! Built-in support includes:
<ul>
<li>European: English, German, French, Spanish, Italian, Portuguese, Dutch, Polish, Russian, Czech, Hungarian, Romanian, Greek, Ukrainian, Croatian, Slovak, Bulgarian, Swedish, Danish, Norwegian, Finnish</li>
<li>Asian: Japanese, Chinese, Korean, Thai, Vietnamese, Indonesian, Hebrew</li>
<li>Middle Eastern: Arabic, Turkish</li>
<li>And more – easily add any language you need!</li>
</ul>
PuzzleSync automatically handles proper locale formatting (en → en-US, de → de-DE, ja → ja-JP, etc.)

PuzzleSync – Multilingual Content Manager

Manage multilingual content with automatic hreflang tags, translation groups, and dynamic language detection for better SEO.

Hreflang Manager – Hreflang Implementation for International SEO vs PuzzleSync – Multilingual Content Manager