HTML Translation API for Websites and Applications
Translate HTML content automatically using the TranslatePlus HTML Translation API. Preserve HTML structure while translating website pages, templates, and dynamic content across 130+ languages.
Automatically Translate HTML Content
Many websites need to translate entire pages while maintaining the original HTML structure. The TranslatePlus HTML Translation API allows developers to translate HTML content automatically without breaking tags, attributes, or formatting.
- translate website pages
- localize HTML templates
- translate CMS content
- translate dynamic web applications
What the API preserves
The API translates only visible text nodes and keeps HTML elements intact.
Translate HTML with a Single API Request
Send HTML to the endpoint and receive translated HTML while preserving tags and attributes.
- Submit your HTML and target language.
- Translate text nodes without breaking markup.
- Render translated content safely in your app.
curl -X POST https://api.translateplus.io/v2/translate/html \
-H "X-API-KEY: YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"html": "<h1>Hello world</h1><p>Welcome to our website</p>",
"target": "es"
}'{
"translated_html": "<h1>Hola mundo</h1><p>Bienvenido a nuestro sitio web</p>",
"source_language": "en",
"target_language": "es"
}Key Features of the HTML Translation API
Preserve markup and translate websites automatically.
Preserve HTML Structure
The API translates only visible text while maintaining HTML tags, attributes, and layout.
Website Localization
Translate full web pages and templates to build multilingual websites faster.
CMS Content Translation
Translate HTML content generated by CMS platforms like blogs and product pages.
130+ Supported Languages
Translate HTML pages into all major global languages.
Use Cases for HTML Translation
Common workflows to translate websites, templates, and content securely.
Translate Website Pages
Automatically translate entire website pages while preserving markup.
Translate Blog Articles
Convert long-form HTML articles into multiple languages.
Localize Landing Pages
Deploy multilingual marketing pages for global audiences.
Translate Documentation
Translate HTML documentation portals and developer guides while keeping formatting intact.
HTML Translation vs Text Translation
Choose HTML Translation when you need markup-preserving localization.
| Feature | Text Translation API | HTML Translation API |
|---|---|---|
| Translate plain text | ||
| Translate HTML markup | ||
| Preserve HTML tags | ||
| Website localization |
Translate HTML into 130+ Languages
translation api languages for multilingual websites, templates, and CMS content.
Switch languages without building complex localization pipelines.
Best practice
Translate only once per page or template generation step, then cache the translated HTML for fast rendering.
Performance Built for Scale
fast translation api performance with <300ms average translation latency.
Explore Other Translation APIs
TranslatePlus offers specialized endpoints for different workflows.
Text Translation API
Translate single text inputs instantly using a REST endpoint.
Batch Translation API
Translate multiple texts and large datasets in one request.
Email Translation API
Translate emails and templates reliably.
Subtitle Translation API
Automatically translate SRT subtitle files.
Language Detection API
Detect the language of any text before translation.
Frequently Asked Questions
Start Translating HTML Content
Integrate the TranslatePlus HTML Translation API to translate website content automatically and build multilingual applications faster.