EZ Translate: Smart Browser Translation Plugin

EZ Translate is a modern browser translation plugin that harnesses the power of Large Language Models (LLMs) to provide you with a more accurate, fluent, and context-aware web page translation experience.

Unlike traditional machine translation, this plugin aims to understand the nuances of language through advanced AI technology, generating high-quality translations to help you easily overcome language barriers and efficiently access global information.

查看中文版本 (View Chinese Version)

Google Gemini Advanced AI model by Google

Silicon Flow Chinese AI platform

OpenRouter Unified AI model access

Ollama Local AI deployment

This method is recommended if you cannot access the Chrome Web Store.

• Download the latest release .zip from GitHub Releases: Latest Release
• Unzip the downloaded file
• Chrome/Edge/Brave (Chromium-based):
  • Open chrome://extensions (Edge: edge://extensions, Brave: brave://extensions)
  • Enable "Developer mode"
  • Click "Load unpacked" and select the unzipped folder that contains manifest.json
• Firefox:
  • Open about:debugging#/runtime/this-firefox
  • Click "Load Temporary Add-on..." and select the manifest.json inside the unzipped folder
• To update later: re-download the latest .zip, unzip, and click "Reload" on the extension page

• Multi-provider Support: Supports configuring multiple Large Language Model providers (currently supports Google Gemini, Silicon Flow, OpenRouter, and Ollama), allowing you to freely choose the most suitable model.
• Instant Hover Translation: Select text on any web page, and a translation icon will appear next to your mouse. Click it to see the translation result in place for a smooth and uninterrupted experience.
• 🆕 Context Menu Translation: Right-click on selected text to access translation options directly from the context menu. Choose between your primary or secondary target language for instant translation in a centered popup window.
• 📸 Screenshot Translation: Capture any area of the webpage and translate text within images using AI vision capabilities. Perfect for translating text in images, PDFs, or screenshots.
• ⌨️ Keyboard Shortcuts: Use Ctrl+Shift+S (Windows/Linux) or Command+Shift+S (Mac) to quickly activate screenshot translation mode.
• Quick Popup Translation: Click the browser toolbar icon to quickly enter or paste text for translation in a popup window.
• Smart Auto-fill: After selecting text, open the popup, and the selected text will be automatically filled into the input box, simplifying the operation.
• One-Click Copy: Copy translation results instantly with the built-in copy button, complete with visual feedback and multi-language support.
• Secure Local Storage: All API keys are securely stored in your local browser and are never uploaded.
• Read Aloud and Copy: In the popup window, you can read the input and output text aloud, and you can also copy the translation result with one click for convenient operation.
• Smart Target Language Settings: Configure default and second target languages for intelligent translation switching.
• Intelligent Language Detection: Automatically detects when source language matches target language and switches to second target language.
• Comprehensive Language Support: Supports 100+ languages with native translations for all interface elements.

• Custom Translation Styles: Allow users to customize translation tone (formal, casual, technical, etc.).
• Translation History: Track and manage translation history with search and export capabilities.
• Customizable Keyboard Shortcuts: Allow users to customize keyboard shortcuts for different actions.
• Offline Mode: Enable basic translation functionality when internet connection is unavailable.
• Advanced Settings Panel: Enhanced configuration options for power users.
• Dark Mode: Implement dark theme support for better user experience in low-light environments.

EZ Translate now features intelligent target language management to enhance your translation experience:

• Set your preferred target language that syncs with the popup interface
• Automatically used for all translation requests
• Easily changeable through the settings page

• Configure an additional target language for quick switching
• Automatically activated when source language matches your default target
• Perfect for bilingual users or when translating between similar languages

• Automatically detects the source language of your text
• Intelligently switches to second target language when source = default target
• Prevents redundant translations and improves efficiency

• English ↔ Chinese: Set English as default, Chinese as second target
• Spanish ↔ Portuguese: Set Spanish as default, Portuguese as second target
• German ↔ English: Set German as default, English as second target

EZ Translate offers multiple convenient ways to translate text on web pages:

1. Select text on any webpage
2. Right-click to open the context menu
3. Choose from translation options:
   • "Translate to [Primary Language]" - Uses your default target language
   • "Translate to [Secondary Language]" - Uses your second target language
   • "Open Settings" - Quick access to configuration
4. View results in a centered popup with original text and translation
5. Copy instantly using the built-in copy button

Benefits:

• Fastest translation method with minimal clicks
• Direct access without additional UI elements
• Dynamic menu labels showing current language settings
• Professional popup design with copy functionality

1. Select text on any webpage
2. Translation icon appears near your selection
3. Click the icon to see translation results
4. Copy or interact with the result as needed

1. Click the extension icon in your browser toolbar
2. Enter or paste text in the input field
3. Click translate to get results
4. Use additional features like text-to-speech

1. Click the screenshot icon in the popup or use keyboard shortcut Ctrl+Shift+S / Command+Shift+S
2. Select an area on the webpage by dragging your mouse
3. Click "Translate" in the selection toolbar
4. View results in a popup with recognized text and translation
5. Copy the translation using the built-in copy button

Benefits:

• Translate text in images, PDFs, and screenshots
• AI-powered multimodal recognition for accurate text understanding
• Works with any visual content on web pages
• Quick keyboard shortcut for instant access

• Auto-fill: Selected text automatically fills popup input
• Language detection: Automatically switches between target languages
• Copy protection: Enhanced popup stability for text selection
• Keyboard shortcuts: ESC key to close popups quickly
• Screenshot shortcuts: Ctrl+Shift+S / Command+Shift+S for instant screenshot mode

• Frontend: HTML, CSS, JavaScript
• Browser API: WebExtensions API (compatible with modern browsers like Chrome, Firefox, Edge, etc.)
• Speech Synthesis: Web Speech API

EZ Translate now supports OpenRouter, a unified API platform that provides access to hundreds of AI models from different providers:

Key Features:

• 🆓 Free Models Only: Automatically filters to show only free models with "free" in their names
• 🖼️ Image Support: Only displays models that support image input for screenshot translation
• 🎯 Smart Filtering: Combines both criteria to show the most suitable models for translation tasks
• 🔄 Unified Access: Single API key to access models from OpenAI, Anthropic, Google, Meta, and more
• 📊 Model Variety: Choose from different model families and sizes based on your needs

Getting Started:

1. Visit OpenRouter to get your API key
2. In EZ Translate settings, switch to the "OpenRouter" tab
3. Enter your API key and click "Fetch Models"
4. Select from the filtered list of free, image-capable models

Recommended OpenRouter Models:

• meta-llama/llama-4-scout:free - High-quality Llama model
• google/gemma-3-27b-it:free - Latest Gemini with vision support
• qwen/qwen2.5-vl-32b-instruct:free - Qwen's advanced reasoning capabilities

• For Speed: Choose smaller models (1.5B-3B parameters)
• For Quality: Choose larger models (7B+ parameters)
• For Privacy: Use Ollama with local models
• For Cost: All listed models are free to use
• For Variety: Use OpenRouter to access hundreds of free models from different providers

Last updated: September 19, 2025

See how EZ Translate compares to other translation tools in terms of accuracy and fluency:

• Context Awareness: EZ Translate understands context better than traditional MT
• Natural Fluency: More natural and fluent translations that sound human-written
• Cultural Nuances: Better handling of cultural expressions and idioms
• Technical Accuracy: Superior translation of technical and specialized content
• Consistency: More consistent terminology across different contexts

Note: Translation quality may vary depending on the selected model and provider.