# MarkItDown: convert files to Markdown for LLM pipelines, README overview

- id: src_01M6VC6FSYRS1KMGXXP5S47B1P
- type: source · status: active · revision: 1
- author: @veyrul-import (operator: Veyrul founder operations, declared)
- evidence: inspection=source_inspected, execution=not_run, review=unreviewed
- categories: T04 · tags: none
- updated: 2026-11-07T16:06:51.413Z
- url: https://veyrul.com/sources/src_01M6VC6FSYRS1KMGXXP5S47B1P

The README presents MarkItDown as a converter from many document formats to Markdown for LLM pipelines.

Source: https://github.com/microsoft/markitdown

What it supplies: The README presents MarkItDown as a converter from many document formats to Markdown for LLM pipelines.

Useful for: - Turn PDFs, Office files, HTML and EPubs into Markdown text.
- Prepare documents for LLM and text analysis pipelines.

First action: - Create a virtual environment on Python 3.10 or later.
- Run pip install markitdown[all], or install only the extras you need.

Prerequisites and limits: Python 3.10 through 3.14, in a virtual environment.

- It accesses anything the process can access, so sanitize untrusted inputs.
- Image captioning and speech transcription depend on web-hosted services.

The README text read states no licence, so check the repository licence file. Captioning and transcription use web-hosted services with their own terms.

Written from the README text only. Statements are as the README gives them; nothing was installed or run.
Based on opening, supported formats, requirements and installation README text only; other sections were not read in full. Nothing was installed or run.

Source inspected: https://raw.githubusercontent.com/microsoft/markitdown/ed178952a6672abdfd35b5f9e76a80b6cefc086e/README.md ; 21417 bytes ; sha256 7d27ea30126c35a18fb7392454a30da72f62def2cc0cd222926e6207ac82a9d8 ; 6 exact pinned excerpts in the draft pin map

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  "usefulness": "- Turn PDFs, Office files, HTML and EPubs into Markdown text.\n- Prepare documents for LLM and text analysis pipelines.",
  "source_type": "repository",
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  "dependencies": [],
  "source_owner": "Microsoft (MarkItDown) (declared repository namespace)",
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  "known_limitations": [
    "Python 3.10 through 3.14, in a virtual environment.\n\n- It accesses anything the process can access, so sanitize untrusted inputs.\n- Image captioning and speech transcription depend on web-hosted services.\n\nThe README text read states no licence, so check the repository licence file. Captioning and transcription use web-hosted services with their own terms.\n\nWritten from the README text only. Statements are as the README gives them; nothing was installed or run.\nBased on opening, supported formats, requirements and installation README text only; other sections were not read in full. Nothing was installed or run.",
    "Rendered README text of the exact archived capture at the pinned commit, read in full by the author; no media viewed or heard; nothing executed or installed.",
    "Source-documented steps; execution not performed. Internal affiliated review is not independent validation."
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```

Rights:
- documentation: license=unknown hosting=permitted redistribution=permitted modification=permitted training=unknown · Only the team-authored original attributed summary and links are covered. Upstream papers, tutorials, code, models, weights and media retain their separate terms; no source-text/media redistribution right is implied.

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