ZDFTranslate

A simple and efficient bilingual webpage translation Chrome extension. Supports multiple AI translation services, free and ready to use out of the box.

Latest Release

• Version: 26.4.12

Features

• Free Out of the Box — Built-in Microsoft Translator (Free) and Google Translate (Free), no API key required
• Bilingual / Replace Mode — Switch between side-by-side bilingual display and pure translation view, with paragraphs perfectly aligned
• Top-to-Bottom Sequential Translation — Translates the page from headings to body text in document-flow order, with a soft breathing pulse animation to show progress
• Multiple Providers — Supports DeepL, OpenAI, Claude, Gemini, Kimi, Zhipu GLM, Alibaba Bailian (Qwen), DeepSeek, and OpenRouter
• Custom Services — Add any OpenAI-compatible (/v1/chat/completions) or Anthropic-compatible (/v1/messages) API endpoint
• Prompt Presets — General, News, Academic, Technical, Literary, and Social Media presets (LLM services only)
• AI Content Awareness — Optionally pass page title and summary as context for more accurate translations
• Remote Model List — One-click fetch of the latest available models from providers, with support for custom model names
• Selection Translation — Right-click or use the floating button to translate selected text instantly
• Customizable Styles — Adjust translation color, font size, line spacing, and background highlight
• Provider Brand Icons — Service and model selectors feature high-recognition brand-style icons

Install

Chrome Web Store

Install from release package

1. Download and unzip zdftranslate-v26.4.12.zip from Releases
2. Open chrome://extensions/
3. Enable Developer mode
4. Click Load unpacked
5. Select the extracted folder (the folder containing manifest.json)

Release Highlights (v26.4.12)

• MV3 Stability — Background modules inlined into a single background.js, eliminating importScripts load failures
• Fixed Free Translation — Google Free / Microsoft Free endpoints restored; batch merging disabled to prevent paragraph misalignment and missed translations
• Sequential Translation — Page now translates top-to-bottom (headings → paragraphs → leaf containers) with a soft breathing pulse animation while waiting
• Modernized Options UI — Flat cards, two-column custom service grid, fixed oversized add-button icon
• Fixed DOM Layout — Translation containers now use span inside <p> tags to prevent browser auto-splitting
• DeepL Fix — Proper target_lang mapping for Chinese (zh-CN → ZH, zh-TW → ZH-HANT)

Configuration

Click the extension icon → Settings to configure:

• Select a translation provider (free or API-based)
• Enter API keys for AI/advanced models
• Choose a Prompt preset and enable AI content awareness
• Add custom API endpoints
• Adjust display styles (color, font size, line spacing)

License

GPL-3.0