browser translation extension / bilingual web reading
FluentRead is a GPL-licensed browser extension that renders bilingual web pages, provides instant in-page selection translation, and lets users choose among free, commercial, and local LLM translation services.
Same problem, same approach. Swapping one for another is a config change, not a rewrite.
Use it for a polished, actively maintained immersive bilingual translator that also handles PDFs, EPUBs, and subtitles.
沉浸式双语网页翻译扩展 , 支持输入框翻译， 鼠标悬停翻译， PDF, Epub, 字幕文件, TXT 文件翻译 - Immersive Dual Web Page Translation Extension
Use it for a lightweight translation extension with web page and selection translation plus vocabulary tracking.
Translate web pages, highlighted text, Netflix subtitles, private messages, speak the translated text, and save important translations to your personal dictionary to learn words even offline
Use it if you want a lightweight, no-account bilingual translation extension or userscript with a simple codebase.
A simple, open source bilingual translation extension & Greasemonkey script (一个简约、开源的 双语对照翻译扩展 & 油猴脚本)
Use it for bilingual reading integrated with language-learning tools, if your focus is on learning rather than generic page translation.
🐸 Read Frog - Language Learning & Translate | 🐸 陪读蛙 - 语言学习与翻译
Solves the same problem with a different architecture or at a different layer. Expect to rewrite the integration.
Use it when you prefer hover-based translation of words and supported files/subtitles in the browser instead of integrated bilingual page display.
Mouseover Translate Any Language At Once - Chrome Extension: PDF Translator, EBOOK, EPUB, OCR, TTS, NETFLIX, YOUTUBE DUAL SUBTITLES, GOOGLE DOCS, AI, VIEWER, GMAIL, WRITING, IMAGE, DUAL SUBS, MANGA, HOVER, DICTIONARY, WEBTOON, EDGE, JAPANESE, ENGLISH
An earlier or more limited way to do the job. Still the right call when you need something small, proven, or CPU-only.
Use it when you need ChatGPT/OpenAI-compatible selection translation with a desktop client, not FluentRead's broader bilingual page flow.
基于 ChatGPT API 的划词翻译浏览器插件和跨平台桌面端应用 - Browser extension and cross-platform desktop application for translation based on ChatGPT API.
Use it if you need an older all-in-one selection/screenshot/full-page translation extension, but be aware it is no longer actively maintained.
一站式划词 / 截图 / 网页全文 / 音视频 AI 翻译扩展。
Use it when you simply want full-page translation replacing the page via Google/Bing/Yandex without bilingual/side-by-side reading.
Translate your page in real time using Google, Bing or Yandex
These projects were analysed and named FluentRead among their alternatives. The relationship is not symmetric — how FluentRead rates them is a separate judgement, made when FluentRead is analysed in its own right.
calls FluentRead “browser extension for bilingual web pages and selection; choose if you want a similarly-featured modern extension.”
A simple, open source bilingual translation extension & Greasemonkey script (一个简约、开源的 双语对照翻译扩展 & 油猴脚本)