OPEN SOURCE V1.0

Website Translation
made Instant &
Private.

Translate your website instantly from Mandarin to English and more. Powered by open-source tools like LibreTranslate. No server required.

View Demo
Contribute on GitHub
你好世界
中文
Hello World
EN
Hola Mundo
ES

Open Source Features

Multilingual support

Supports translation between dozens of major world languages. Seamlessly integrates with your existing content structure.

Beginner to Advanced • Real-time

View on Github

Privacy protection

We do not collect data and fully respect user privacy. All translations happen locally or via your own private instance.

Enterprise-level security

View on Github

Real-time translation

Instant translation, seamless user experience. Optimized for minimal layout shift and maximum speed.

Lightning fast • Optimized

View on Github

Smart caching

After caching, you can switch between languages instantly without additional API calls.

Cached • Zero latency

View on Github

Free Open-Source Version: Pros & Cons

Our free version uses open-source tools like LibreTranslate for client-side or self-hosted translation, keeping everything private and customizable.

Pros

Completely Free

No subscription or hidden fees.

Maximum Privacy

Runs client-side or on your own server; no data sent to third-party providers.

Full Customization

Open-source code lets you fork, modify, and integrate as needed.

Community-Driven

Benefit from GitHub contributions and ongoing improvements.

Cons

Translation Quality

Good for general use (80-90% accuracy in many languages), but may struggle with nuances, idioms, or specialized terms.

Setup Required

Needs basic configuration (e.g., self-hosting LibreTranslate instance for best performance).

Performance Limits

Can be slower on low-resource setups; public instances may have rate limits.

Fewer Advanced Features

No built-in model switching or premium AI enhancements.

Ideal for privacy-focused users, developers, or small projects testing website translation. For higher accuracy, seamless multi-model AI (e.g., DeepSeek, Qwen, Grok), and zero-setup convenience, upgrade to our Pro version! 🚀

PRO VERSION

Multi-AI Model
Powered Translation.

Unlock advanced translation with multi-model AI switching for superior accuracy. Ideal for complex languages like Chinese-to-English in EdTech.

Model Switching

Choose top engines on-the-fly: Grok, Gemini, GPT-4o, Claude, or Chinese-optimized models like DeepSeek & Qwen.

Hosted Proxy (No Setup)

Add your site once. We handle the API keys securely. No exposure on the client-side.

Unlimited Usage

No rate limits. Blazing fast inference via Groq infrastructure.

Sign Up for Pro Join Waitlist

// config.js

const translator = new OpenTranslate({

apiKey: "hidden_proxy_token" ,

models: [

"deepseek-r1",

"gpt-4o",

"claude-3.5-sonnet"

],

glossary: {

"EdTech" : "教育科技"

}

});

Translation Accuracy 98%
DeepSeek
GPT-4o
Claude 3.5
Grok
Qwen
DeepSeek
GPT-4o
Claude 3.5
Grok
Qwen

Pro Version: Pros & Cons

Our Pro version upgrades your translation experience with cutting-edge multi-AI model support (Grok, Gemini, GPT-4o, Claude, DeepSeek, Qwen, Kimi, MiniMax, and more) via a secure hosted backend—no API keys or self-hosting required.

Pros

Superior Translation Quality

90–98% accuracy with context-aware AI models that excel at nuances, idioms, and specialized terms (perfect for edtech, legal, or technical content).

Seamless Model Switching

Choose the best AI engine for each task (e.g., DeepSeek/Qwen for Chinese ↔ English excellence).

Zero Setup & Unlimited Usage

Hosted proxy handles everything; no rate limits or instance management.

Extra Features

Real-time full-page translation, custom glossaries, analytics, and priority support.

Cons

Subscription Cost

Paid plans start at $9/month (with annual discounts).

Internet Required

Relies on cloud APIs for advanced models (unlike fully offline free version).

Less Customization of Core Code

Advanced features are managed server-side for security and reliability.

Perfect for businesses, edtech platforms, and anyone needing professional-grade, hassle-free multilingual websites. Ready to go global effortlessly? Upgrade to Pro today! 🚀

Pro Version

Multi-AI Model Powered Features

Unlock professional-grade translation with access to 100+ AI models through OpenRouter

Model Switching

Choose from top AI engines on-the-fly

Cloud Models

Grok Gemini GPT-4o Claude

Open-Source

DeepSeek Qwen Kimi Llama

Higher Quality

90-98% accuracy with context-aware neural translation

  • Context-aware translation
  • Neural network powered
  • Beats basic LibreTranslate
90-98% Accurate

No Setup Hassle

Hosted backend proxy - add your site once

  • No API keys exposed
  • Secure backend proxy
  • One-time setup
Plug & Play

Extra Features

Unlimited usage with premium capabilities

  • Real-time translation
  • Custom glossaries
  • Analytics & SEO
  • Priority support
No Limits

Perfect for Every Industry

Perfect for edtech platforms, e-commerce, SaaS platforms, or AI tools!

EdTech Platforms

Break language barriers in education. Custom glossaries handle specialized terms perfectly.

  • Course translations
  • Student portals
  • Learning materials

E-Commerce

Expand globally with accurate product descriptions and checkout flows.

  • Product catalogs
  • Shopping experience
  • Customer support

SaaS Platforms

Localize your entire app interface for international users seamlessly.

  • Dashboard UI
  • Documentation
  • User onboarding

AI Tools

Power AI applications with multi-lingual capabilities and context awareness.

  • Chatbot interfaces
  • AI-generated content
  • Multi-language APIs

Transparent Pricing

Feature Free (Open-Source) Pro ($9/mo) Enterprise ($49+)
Basic Translation ✓ (LibreTranslate) ✓ ✓
Multi-Model Switching ✗ ✓ (DeepSeek, Grok...) ✓