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Open-source browser extension

FluentRead

A browser extension for bilingual webpages, selection translation, AI reading assistance, and image, document, and subtitle translation.

Open source · GPL-3.0 DeepSeek Harness session core

A Chinese article with English translations beneath each paragraph, rendered by FluentRead
Original text and translation displayed together.Installation guide

Webpage reading

Bilingual webpage translation

Display translations alongside the original text while retaining paragraph correspondence. Translate a full page, hover over a paragraph, or select text, and restore the original when needed.

Webpage translation guide
01

Open a webpage

Open a webpage in your browser.

02

Select a language

Choose the target language. The source language is detected automatically.

03

Translate and read

Display both languages on the page or restore the original.

FluentRead’s AI reading card explains the selected sentence and expression, with a follow-up question field
Contextual explanation and follow-up questions.

DeepSeek Harness

AI reading card

Explain selected text, analyze sentence structure, explore usage, and generate practice. Follow-up questions and vocabulary collection are available in the card.

The card integrates a browser adaptation of the DeepSeek Harness session core. It connects the selection, permitted paragraph context, and reading history to your configured AI provider and model.

Explanations and practice use your configured AI service and start when you choose an action.

Reading card guide

Translation formats

Images, documents, and subtitles

Configuration

Services and reading settings

Configure automatic translation by website, translation styles, keyboard shortcuts, and menu layout.

Choose the free translation service, connect DeepL or an AI provider, or use a local Ollama model.

Choose a translation service

Third-party services may require their own credentials or paid credits. Cloud translation sends the text to your chosen service. Data & privacy

FluentRead’s menu with target language, translation service, and reading tools

Source and contributions

An open-source project under GPL-3.0

The source code is hosted on GitHub. Contributions to code, documentation, interface translations, and website support are welcome through issues and pull requests.

Source on GitHub

Chrome · Edge · Firefox

Installation and user guide

Help and troubleshooting

FluentRead · Open-source bilingual translation