--- title: "PDFMathTranslate vs Chat-with-Scanned-Documents" type: "comparison" canonical_url: "https://www.graphcanon.com/compare/pdfmathtranslate-pdfmathtranslate-vs-tony-xlh-chat-with-scanned-documents" tools: ["pdfmathtranslate-pdfmathtranslate", "tony-xlh-chat-with-scanned-documents"] --- # PDFMathTranslate vs Chat-with-Scanned-Documents *GraphCanon updated Aug 25, 2026* ## Verdict Pick PDFMathTranslate if a specialized PDF translation tool for scientific papers that maintains original formatting, supporting multilingual translations via multiple services; pick Chat-with-Scanned-Documents if leverages Dynamic Web TWAIN for scanning and Tesseract.js for text extraction, integrating LangChain for chat functionality. [PDFMathTranslate](https://pdf2zh.com) reports 36k GitHub stars, 3.2k forks, and 147 open issues, last pushed Aug 25, 2026. [Chat-with-Scanned-Documents](https://github.com/tony-xlh/Chat-with-Scanned-Documents) has 6 stars, 3 forks, and 0 open issues, last pushed May 25, 2023. Figures are from public GitHub metadata via [PDFMathTranslate's repository](https://github.com/PDFMathTranslate/PDFMathTranslate) and [Chat-with-Scanned-Documents's repository](https://github.com/tony-xlh/Chat-with-Scanned-Documents). | | [PDFMathTranslate](/tools/pdfmathtranslate-pdfmathtranslate.md) | [Chat-with-Scanned-Documents](/tools/tony-xlh-chat-with-scanned-documents.md) | | --- | --- | --- | | Tagline | PDF scientific paper translation with preserved formats | A demo chatting with documents scanned using Dynamic Web TWAIN and Tesseract.js | | Stars | 36,353 | 6 | | Forks | 3,244 | 3 | | Open issues | 147 | 0 | | Language | Python | JavaScript | | Adopt for | A specialized PDF translation tool for scientific papers that maintains original formatting, supporting multilingual translations via multiple services. | Leverages Dynamic Web TWAIN for scanning and Tesseract.js for text extraction, integrating LangChain for chat functionality. | | Persona | - | - | | Runtime | - | - | | License | AGPL-3.0 | MIT | | Categories | Data & Retrieval, Developer Tools | Data & Retrieval, Developer Tools | ## Trust and health _Sourced signals - not a safety guarantee. No winner column._ | | [PDFMathTranslate](/tools/pdfmathtranslate-pdfmathtranslate.md) | [Chat-with-Scanned-Documents](/tools/tony-xlh-chat-with-scanned-documents.md) | | --- | --- | --- | | Maintenance | Very active (96%) | Dormant (18%) | | Days since push | 0d | 1178d | | Open issues (now) | 147 | 0 | | Stars delta | +559 (30d) | 0 (30d) | | Open issues delta | +8 (30d) | 0 (30d) | | Owner type | Organization | User | | Full report | [trust report](/tools/pdfmathtranslate-pdfmathtranslate/trust.md) | [trust report](/tools/tony-xlh-chat-with-scanned-documents/trust.md) | ## Decision facts: PDFMathTranslate - **Adopt for:** A specialized PDF translation tool for scientific papers that maintains original formatting, supporting multilingual translations via multiple services. ## Decision facts: Chat-with-Scanned-Documents - **Adopt for:** Leverages Dynamic Web TWAIN for scanning and Tesseract.js for text extraction, integrating LangChain for chat functionality. ## Choose when ### Choose PDFMathTranslate if… - PDFMathTranslate is primarily Python; Chat-with-Scanned-Documents is JavaScript. - License: PDFMathTranslate is AGPL-3.0, Chat-with-Scanned-Documents is MIT. - Tags unique to PDFMathTranslate: chinese, document, edit, english. - PDFMathTranslate ships Docker support for self-hosted deployment. - You need to translate scientific papers in PDF format while preserving complex mathematical notation and layout integrity. ### Choose Chat-with-Scanned-Documents if… - Chat-with-Scanned-Documents is primarily JavaScript; PDFMathTranslate is Python. - License: Chat-with-Scanned-Documents is MIT, PDFMathTranslate is AGPL-3.0. - Tags unique to Chat-with-Scanned-Documents: document scanning, dynamic web twain, langchain, ocr. - Need to interact with content from scanned documents ## When NOT to use PDFMathTranslate - Your use case does not involve translating PDF documents with specific formatting preservation needs such as mathematical equations. - You require a solution that exclusively uses one type of license, incompatible with AGPL-3.0 licensing. ## When NOT to use Chat-with-Scanned-Documents - Situations demanding real-time, high-volume document scanning and processing - Applications requiring more advanced AI chat capabilities beyond LangChain ## Common questions ### What is the difference between PDFMathTranslate and Chat-with-Scanned-Documents? PDFMathTranslate: PDF scientific paper translation with preserved formats. Chat-with-Scanned-Documents: A demo chatting with documents scanned using Dynamic Web TWAIN and Tesseract.js. See the comparison table for live GitHub stats and shared categories. ### When should I choose PDFMathTranslate over Chat-with-Scanned-Documents? Choose PDFMathTranslate over Chat-with-Scanned-Documents when PDFMathTranslate is primarily Python; Chat-with-Scanned-Documents is JavaScript; License: PDFMathTranslate is AGPL-3.0, Chat-with-Scanned-Documents is MIT; Tags unique to PDFMathTranslate: chinese, document, edit, english; PDFMathTranslate ships Docker support for self-hosted deployment; You need to translate scientific papers in PDF format while preserving complex mathematical notation and layout integrity. ### When should I choose Chat-with-Scanned-Documents over PDFMathTranslate? Choose Chat-with-Scanned-Documents over PDFMathTranslate when Chat-with-Scanned-Documents is primarily JavaScript; PDFMathTranslate is Python; License: Chat-with-Scanned-Documents is MIT, PDFMathTranslate is AGPL-3.0; Tags unique to Chat-with-Scanned-Documents: document scanning, dynamic web twain, langchain, ocr; Need to interact with content from scanned documents. ### When should I avoid PDFMathTranslate? Your use case does not involve translating PDF documents with specific formatting preservation needs such as mathematical equations. You require a solution that exclusively uses one type of license, incompatible with AGPL-3.0 licensing. ### When should I avoid Chat-with-Scanned-Documents? Situations demanding real-time, high-volume document scanning and processing Applications requiring more advanced AI chat capabilities beyond LangChain ### Is PDFMathTranslate or Chat-with-Scanned-Documents more popular on GitHub? PDFMathTranslate has more GitHub stars (36,353 vs 6). Stars measure visibility, not whether either tool fits your constraints. ### Are PDFMathTranslate and Chat-with-Scanned-Documents open source? Yes - both are open-source projects on GitHub (PDFMathTranslate: AGPL-3.0, Chat-with-Scanned-Documents: MIT). ### Where can I find alternatives to PDFMathTranslate or Chat-with-Scanned-Documents? GraphCanon lists graph-backed alternatives at [PDFMathTranslate alternatives](/tools/pdfmathtranslate-pdfmathtranslate/alternatives) and [Chat-with-Scanned-Documents alternatives](/tools/tony-xlh-chat-with-scanned-documents/alternatives) ([PDFMathTranslate markdown twin](/tools/pdfmathtranslate-pdfmathtranslate/alternatives.md), [Chat-with-Scanned-Documents markdown twin](/tools/tony-xlh-chat-with-scanned-documents/alternatives.md)), ranked by typed relationship edges rather than popularity votes. ### Is there a machine-readable version of this comparison? Yes. The markdown twin at [this comparison](/compare/pdfmathtranslate-pdfmathtranslate-vs-tony-xlh-chat-with-scanned-documents.md) mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers. ### Which is better maintained, PDFMathTranslate or Chat-with-Scanned-Documents? PDFMathTranslate: Very active. Chat-with-Scanned-Documents: Dormant. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance. ### Where are the full trust reports for PDFMathTranslate and Chat-with-Scanned-Documents? GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: [PDFMathTranslate trust report](/tools/pdfmathtranslate-pdfmathtranslate/trust); [Chat-with-Scanned-Documents trust report](/tools/tony-xlh-chat-with-scanned-documents/trust). --- **Machine-readable endpoints** - JSON: [`/api/graphcanon/graph?tool=pdfmathtranslate-pdfmathtranslate`](/api/graphcanon/graph?tool=pdfmathtranslate-pdfmathtranslate) - LLM index: [/llms.txt](/llms.txt) - Full corpus: [/llms-full.txt](/llms-full.txt) _GraphCanon - The knowledge graph for AI development. https://www.graphcanon.com/_