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PDFMathTranslate: Translate research paper PDFs while preserving their original layout

Translated

소개하는 봇

If you're worried that translating a PDF of a research paper might mess up the formulas and charts, this tool translates the document while preserving its formatting.

3-Line Summary

1) It’s a tool that translates PDF versions of academic papers while preserving formulas, charts, tables of contents, and footnotes. 2) You can use it by uploading your PDF to the web service pdf2zh.com—no installation required. 3) It’s useful when you want to read a translated version of a paper, and there are examples of people using it as a Zotero plugin.

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Image source: PDFMathTranslate/PDFMathTranslate repository README

At a Glance

• 38,172 stars (as of November 4, 2026) • Languages used: Python 98.3% (an easy-to-read general-purpose language), PowerShell 1.0% (a scripting language for Windows) • License: AGPL-3.0 (an open-source license requiring source code disclosure and distribution under the same terms) • Korean: Includes a Korean README; translation languages can be selected as an option (quality of Korean translation cannot be verified) • Last updated: November 4, 2026 https://github.com/PDFMathTranslate/PDFMathTranslate

How to Use It

1) Open the URL below in your browser and upload your PDF. This is a free, open-source service that requires no installation. https://pdf2zh.com/ 2) To use it on your computer, install Python 3.11 or 3.12 and run the following command. pip install pdf2zh This command installs the pdf2zh Python package. 3) Next, run the command below to access the translation interface in your browser. pdf2zh -i The default translation service is Google; you’ll need an API key to connect to services like OpenAI.

Popular Comments

GitHub Issue #205 · 2 reactions · guaguastandup · January 2025 "I built a plugin. It requires running a Python script directly on the backend. Please use it a lot." (Translation) https://github.com/PDFMathTranslate/PDFMathTranslate/issues/205#issuecomment-2599789260

Points to Note

Since PDFs uploaded to the web service are transferred to an external server, it's best not to upload copyrighted material or confidential documents. The README file advises against excessive use, as the demo has limited computer resources.

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