--- title: "PDFMathTranslate vs unstructured" type: "comparison" canonical_url: "https://www.graphcanon.com/compare/pdfmathtranslate-pdfmathtranslate-vs-unstructured-io-unstructured" tools: ["pdfmathtranslate-pdfmathtranslate", "unstructured-io-unstructured"] --- # PDFMathTranslate vs unstructured *GraphCanon updated Sep 20, 2026* ## Verdict Pick PDFMathTranslate if a specialized PDF translation tool for scientific papers that maintains original formatting, supporting multilingual translations via multiple services; pick unstructured if unstructured is an open-source ETL solution for transforming complex documents into clean, structured formats for language models, supporting workflows like partitioning, enrichments, chunking, and embedding. [PDFMathTranslate](https://pdf2zh.com) reports 37k GitHub stars, 3.3k forks, and 157 open issues, last pushed Sep 20, 2026. [unstructured](https://www.unstructured.io/) has 15k stars, 1.3k forks, and 309 open issues, last pushed Sep 15, 2026. Figures are from public GitHub metadata via [PDFMathTranslate's repository](https://github.com/PDFMathTranslate/PDFMathTranslate) and [unstructured's repository](https://github.com/Unstructured-IO/unstructured). | | [PDFMathTranslate](/tools/pdfmathtranslate-pdfmathtranslate.md) | [unstructured](/tools/unstructured-io-unstructured.md) | | --- | --- | --- | | Tagline | PDF scientific paper translation with preserved formats | Convert documents to structured data effortlessly | | Stars | 37,080 | 15,446 | | Forks | 3,330 | 1,330 | | Open issues | 157 | 309 | | Language | Python | HTML | | Adopt for | A specialized PDF translation tool for scientific papers that maintains original formatting, supporting multilingual translations via multiple services. | Unstructured is an open-source ETL solution for transforming complex documents into clean, structured formats for language models, supporting workflows like partitioning, enrichments, chunking, and embedding. | | Persona | - | - | | Runtime | - | - | | License | AGPL-3.0 | Apache-2.0 | | Categories | Data & Retrieval, Developer Tools | Data & Retrieval, Developer Tools, Model Training | ## Trust and health _Sourced signals - not a safety guarantee. No winner column._ | | [PDFMathTranslate](/tools/pdfmathtranslate-pdfmathtranslate.md) | [unstructured](/tools/unstructured-io-unstructured.md) | | --- | --- | --- | | Days since push | 0d | 3d | | Open issues (now) | 157 | 309 | | Stars delta | +1.3k (30d) | +208 (30d) | | Open issues delta | +18 (30d) | +32 (30d) | | Full report | [trust report](/tools/pdfmathtranslate-pdfmathtranslate/trust.md) | [trust report](/tools/unstructured-io-unstructured/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: unstructured - **Adopt for:** Unstructured is an open-source ETL solution for transforming complex documents into clean, structured formats for language models, supporting workflows like partitioning, enrichments, chunking, and embedding. ## Choose when ### Choose PDFMathTranslate if… - PDFMathTranslate is primarily Python; unstructured is HTML. - License: PDFMathTranslate is AGPL-3.0, unstructured is Apache-2.0. - Tags unique to PDFMathTranslate: chinese, document, edit, english. - You need to translate scientific papers in PDF format while preserving complex mathematical notation and layout integrity. ### Choose unstructured if… - unstructured is primarily HTML; PDFMathTranslate is Python. - License: unstructured is Apache-2.0, PDFMathTranslate is AGPL-3.0. - Tags unique to unstructured: data-pipelines, deep-learning, document-image-analysis, document-image-processing. - Also covers Model Training. - When you need to convert a variety of document types, including PDFs and images, into structured data formats suitable for language models. ## 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 unstructured - If you are working with simple text files that do not require complex parsing or enrichment processes. - When you need a tool that supports real-time document processing, as Unstructured is optimized for batch processing and may not be suitable for real-time applications. - If you are looking for a solution that does not require setting up a Docker environment or managing dependencies with uv. - When you need a tool that supports a wider range of document types beyond PDFs and images, as Unstructured may not cover all your document format needs. ## Common questions ### What is the difference between PDFMathTranslate and unstructured? PDFMathTranslate: PDF scientific paper translation with preserved formats. unstructured: Convert documents to structured data effortlessly. See the comparison table for live GitHub stats and shared categories. ### When should I choose PDFMathTranslate over unstructured? Choose PDFMathTranslate over unstructured when PDFMathTranslate is primarily Python; unstructured is HTML; License: PDFMathTranslate is AGPL-3.0, unstructured is Apache-2.0; Tags unique to PDFMathTranslate: chinese, document, edit, english; You need to translate scientific papers in PDF format while preserving complex mathematical notation and layout integrity. ### When should I choose unstructured over PDFMathTranslate? Choose unstructured over PDFMathTranslate when unstructured is primarily HTML; PDFMathTranslate is Python; License: unstructured is Apache-2.0, PDFMathTranslate is AGPL-3.0; Tags unique to unstructured: data-pipelines, deep-learning, document-image-analysis, document-image-processing; Also covers Model Training; When you need to convert a variety of document types, including PDFs and images, into structured data formats suitable for language models. ### 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 unstructured? If you are working with simple text files that do not require complex parsing or enrichment processes. When you need a tool that supports real-time document processing, as Unstructured is optimized for batch processing and may not be suitable for real-time applications. If you are looking for a solution that does not require setting up a Docker environment or managing dependencies with uv. When you need a tool that supports a wider range of document types beyond PDFs and images, as Unstructured may not cover all your document format needs. ### Is PDFMathTranslate or unstructured more popular on GitHub? PDFMathTranslate has more GitHub stars (37,080 vs 15,446). Stars measure visibility, not whether either tool fits your constraints. ### Are PDFMathTranslate and unstructured open source? Yes - both are open-source projects on GitHub (PDFMathTranslate: AGPL-3.0, unstructured: Apache-2.0). ### Where can I find alternatives to PDFMathTranslate or unstructured? GraphCanon lists graph-backed alternatives at [PDFMathTranslate alternatives](/tools/pdfmathtranslate-pdfmathtranslate/alternatives) and [unstructured alternatives](/tools/unstructured-io-unstructured/alternatives) ([PDFMathTranslate markdown twin](/tools/pdfmathtranslate-pdfmathtranslate/alternatives.md), [unstructured markdown twin](/tools/unstructured-io-unstructured/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-unstructured-io-unstructured.md) mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers. ### Which is better maintained, PDFMathTranslate or unstructured? PDFMathTranslate: Very active. unstructured: Very active. 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 unstructured? GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: [PDFMathTranslate trust report](/tools/pdfmathtranslate-pdfmathtranslate/trust); [unstructured trust report](/tools/unstructured-io-unstructured/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/_