Monday, December 15, 2025

8 Issues To Do With Microsoft’s MarkItDown Library


Most AI initiatives begin with one annoying chore: cleansing messy information. PDFs, Phrase docs, PPTs, photos, audio, and spreadsheets all have to be transformed into clear textual content earlier than they change into helpful. Microsoft’s MarkItDown lastly fixes this downside. On this information, I’ll present you the best way to set up it, convert each main file kind to Markdown, run OCR on photos, transcribe audio, extract content material from ZIPs, and construct cleaner pipelines in your LLM workflows with only some strains of code.

Why MarkItDown Issues?

Earlier than we bounce into the hands-on examples, it helps to know how MarkItDown truly converts totally different information into clear Markdown. The library doesn’t deal with each format the identical. As an alternative, it makes use of a sensible two-step course of.

First, every file kind is parsed with the software finest suited to it. Phrase paperwork undergo mammoth, Excel sheets by pandas, and PowerPoint slides by python-pptx. All of them are transformed into structured HTML.

Second, that HTML is cleaned and remodeled into Markdown utilizing BeautifulSoup. This ensures the ultimate output retains headings, lists, tables, and logical construction intact.

You may add the picture right here to make the move clear:

Supply: X

MarkItDown follows this pipeline each time you run a conversion, no matter how messy the unique doc is.

Learn extra about it in our earlier article on Find out how to Use MarkItDown MCP to Convert the Docs into Markdowns?

Set up and Setup of Microsoft’s MarkItDown

A Python setting and pip are required to start out. Additionally, you will require an open AI API key in case you propose to course of photos or audio. 

In any terminal, the next command will set up the MarkItDown Python Library: 

!pip set up markitdown[all] 

It’s higher to determine a digital setting to stop battle with different initiatives. 

# Create a digital setting 
python -m venv venv 
 
# Activate it (Home windows) 
venvScriptsactivate 
 
# Activate it (Mac/Linux) 
supply venv/bin/activate 

After set up, import the library in Python to check it. You at the moment are able to convert information into Markdown

8 Issues To Do With Microsoft’s MarkItDown Library

MarkItDown helps most codecs. These are the examples of utilizing its utilization on frequent information. 

Job 1: Changing MS Phrase Paperwork 

Phrase paperwork generally embrace headers, daring textual content, and lists. MarkItDown preserves this formatting throughout conversion.

from markitdown import MarkItDown 
md = MarkItDown() 
res = md.convert("/content material/test-sample.docx") 
print(res.text_content) 

Output: 

Converting MS Word Documents using Microsoft’s MarkItDown Library

You can see the Markdown textual content. Headings are outlined by the letters # and lists by *. This type of construction assists the LLMs to grasp the construction of your paper. 

Excel information is often required by information analysts. It’s a doc changing software that may convert spreadsheets into clear Markdown tables. 

from markitdown import MarkItDown 
md = MarkItDown() 
outcome = md.convert("/content material/file_example_XLS_10.xls") 
print(outcome.text_content) 

Output: 

Extract Tables from Excel as Markdown

The data is offered within the type of a Markdown desk. This format just isn’t troublesome to interpret each by people and AI fashions. 

Job 3: Flip PowerPoint Slides into Clear Markdown

Decks of slides possess helpful summaries. This textual content could be extracted to create information for use in LLM summarization duties. 

from markitdown import MarkItDown 
md = MarkItDown() 
outcome = md.convert("/content material/file-sample.pptx") 
print(outcome.text_content) 

Output:  

Turn PowerPoint Slides into Clean Markdown

The software captures bullet factors and slide titles, separated by slide quantity. It disregards difficult structure options that trigger textual content parsers to get misplaced. 

Job 4: Parse PDFs into Structured Markdown

The PDF is infamously extraordinarily onerous to decode. MarkItDown makes this course of simpler. 

from markitdown import MarkItDown 
md = MarkItDown() 
outcome = md.convert("/content material/1706.03762.pdf") 
print(outcome.text_content) 

Output: 

Parse PDFs into Structured Markdown

It extracts the textual content with the formatting, part sensible. The library may also mix with OCR instruments when utilizing the complicated PDFs of scanned paperwork. 

Job 5: Generate Textual content From Photographs Utilizing OCR

MarkItDown Python Library is ready to describe photos in case you relate it to a multimodal LLM. This includes an LLC shopper association. 

from markitdown import MarkItDown 
from openai import OpenAI 
from google.colab import userdata 
shopper = OpenAI(api_key=userdata.get('OPENAI_KEY')) 
md = MarkItDown(llm_client=shopper, llm_model="gpt-4o-mini") 
outcome = md.convert("/content material/Screenshot 2025-12-03 at 5.46.29 PM.png") 
print(outcome.text_content) 

Output:  

Generate Text From Images Using OCR

The mannequin will produce a descriptive caption or textual content that’s seen within the picture. 

Job 6: Transcribe Audio Information Into Markdown

You’re even in a position to flip audio information into textual content. It has this characteristic by way of speech transcription. 

from markitdown import MarkItDown 
from openai import OpenAI 
md = MarkItDown(llm_client=shopper, llm_model="gpt-4o-mini") 
outcome = md.convert("/content material/speech.mp3") 
print(outcome.text_content) 

Output: 

Transcribe Audio Files Into Markdown

A textual content transcription of the audio file in Markdown format. 

Job 7: Course of A number of Information Inside ZIP Archives

MarkItDown can deal with entire archives concurrently, ought to you may have a ZIP file of paperwork. 

from markitdown import MarkItDown 
md = MarkItDown() 
outcome = md.convert("/content material/test-sample.zip") 
print(outcome.text_content)  

Output:  

Process Multiple Files Inside ZIP Archives

The applying unifies the contents of all supported information inside a ZIP right into a single Markdown output. It additionally extracts CSV file content material and converts it into Markdown.

Job 8: Dealing with HTML and Textual content-Primarily based Codecs 

Net pages and information information like CSVs are easy to transform information to Markdown. 

from markitdown import MarkItDown 
md = MarkItDown() 
outcome = md.convert("/content material/sample1.html") 
print(outcome.text_content) 

Output:

Handling HTML and Text-Based Formats 

Course of A number of Information Inside ZIP Archives

Clear Markdown that preserves hyperlinks and headers from the HTML. 

Superior Suggestions and Troubleshooting 

Preserve the next ideas in thoughts to get the perfect outcomes from this doc conversion software:

Choose 77 extra phrases to run Humanizer.

  • Optimization of the Output: The -o flag can be utilized within the command line to avoid wasting to a file. 
  • Huge information: Massive information is perhaps time consuming to course of. Ensure that ample reminiscence capability is offered in your machine. 
  • API Errors: API key and web challenge: in case of issues with picture/audio conversion, verify API key and web connection. 
  • Supported Codecs: Seize a failure: Assessment the GitHub points web page. The society is engaged and supportive. 

Taking It Additional: Constructing an AI Pipeline 

MarkItDown acts as a powerful basis for AI workflows. You may combine it with instruments like LangChain to construct highly effective AI purposes. Excessive-quality information issues when coaching LLMs. Microsoft’s open-source instruments provide help to preserve clear enter information, which ends up in extra correct and dependable AI responses.

Conclusion

MarkItDown Python Library is a breakthrough in preparation of knowledge. It lets you convert information to Markdown with the least quantity of effort. It processes easy texts to multimedia. Microsoft open-source instruments are additionally making the developer expertise higher. This can be a doc conversion software that must be in your toolkit in case you take care of LLMs. Attempt the examples above. Be part of the neighborhood on GitHub. Naturally prepared information to workflows of LLM within the briefest potential time. 

Often Requested Questions

Q1. Is MarkItDown free to make use of? 

A. Sure. Microsoft maintains it as an open-source library, and you may set up it totally free with pip.

Q2. Does MarkItDown help PDFs?

A. It helps textual PDFs finest however is able to working with scanned photos offered you set it up with a LLM shopper to do OCR. 

Q3. Ought to all of my conversions require an API key with OpenAI? 

A. No. MarkItDown requires an API key just for picture and audio conversions. It converts text-based information regionally with none API key.

This fall. Is MarkItDown command line succesful? 

A. Putting in the library, too, does imply an accessible command-line software to insert fast file conversions. 

Q5. Which file codecs does MarkItDown help?

A. It could possibly help PDF, Docx, PPTX, XLSX, photos, audio, HTML, CSV,JSON, ZIP, and YouTube URLs. 

Harsh Mishra is an AI/ML Engineer who spends extra time speaking to Massive Language Fashions than precise people. Keen about GenAI, NLP, and making machines smarter (in order that they don’t change him simply but). When not optimizing fashions, he’s most likely optimizing his espresso consumption. 🚀☕

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