Microsoft markitdown review: new options for document to Markdown

Have you ever encountered a situation where your boss threw you a Word document and asked you to convert it into Markdown format notes, but you spent a long time trying to mess with the typography? Or grab a bunch of HTML pages from the Internet and try to extract the text content, but the result is all a mess of tags? I have been tortured by this problem before. I have tried Pandoc, BeautifulSoup, and various scripts to piece together, but the results are always unsatisfactory.

Until I discovered markdown, Microsoft's open source document conversion tool. It specifically solves the problem of "converting files in various formats into clean Markdown" and supports common formats such as Word, Excel, PowerPoint, PDF, and HTML. This tool is worth paying attention to for technical writers who need to process documents frequently, content operators, or developers who need to process documents in batches.

1. Tool positioning and background

markitdown is a Python tool that Microsoft opened source in early 2023, with a clear positioning: convert Office documents and other common formats to Markdown. This need has always existed, but before, either using a heavy tool like Pandoco or writing your own scripts to deal with various boundary situations, the experience was not very good.

Microsoft's starting point for building this tool is very practical-they have a lot of internal document processing needs, especially their desire to migrate old Office documents to the modern Markdown format. The core advantage of markdown is that it is deeply optimized for Office formats, especially the conversion effect of Word documents, which is much cleaner than the general Pandoc output Markdown.

This project is currently hosted on GitHub and has received more than 130,000 stars (data source: GitHub page real-time statistics). Today, 2470 stars have been added (data source: GitHub Trend). It is a popular open source project recently. Projects maintained by Microsoft usually have one benefit-the documentation is relatively complete, and version updates are relatively stable and will not suddenly disappear.

2. Look at the core functions one by one

The functional design of markitdown is relatively restrained. Instead of making it a bloated Swiss Army Knife, it focuses on the matter of "file to Markdown".

Word document conversion is the most commonly used function. It retains basic title levels, lists, tables, and some versions also support image extraction. For text-based content such as internal documents and requirements documents, the conversion effect is quite good. However, complex typography (such as multiple columns and nested text boxes) may be lost, so be mentally prepared for this.

Excel conversion supports converting table data to Markdown table format. This function is very useful for Excel files with small data volume. If it is a large file of tens of megabytes, it is recommended to use pandas to read CSV directly.

PowerPoint conversion extracts the text content of each page, retaining basic paragraph and list structure. However, the core of PPT is visual presentation, and the information loss is relatively large after being converted to pure text. This function is more suitable for content auditing or extracting text material than for presentation migration.

PDF and HTML support is also available. PDF conversion relies on the support of the underlying library and cannot do anything about scanned documents (that is the scope of OCR), but it is okay for text-based PDFs. HTML conversion can remove tags and preserve plain text, or preserve basic Markdown syntax.

List of technical features:

• Multi-format support: Covering common formats such as Office three-piece suite, PDF, HTML, and plain text
• Command-line friendly: One command completes the conversion and supports batch processing
• Reduced dependence: Less dependence on core functions and easy installation
• Output controllable: Support specifying parameters such as output directory and file name
• Table processing: Tables in Excel and Word can be better transformed into Markdown tables

3. Getting started experience

The first time I used markdown was that this tool was really ridiculously simple.

Installation only requires one pip command:

pip install markitdown

Convert a Word document:

markitdown document.docx -o output.md

In these two steps, there are no complex configuration files and no bunch of optional parameters. For someone like me who has used Pandoc, this simplicity makes me a little uncomfortable-I always feel that if there are too few functions, will it not be enough?

After actually testing several documents, I discovered that markdown's design philosophy is to "subtract". It scores 90 points for the most common scenes instead of scoring 60 points for each of 10 scenes. When converting Word documents, the title level is clear, the list format is correct, the code blocks can be recognized, and the table can be converted to standard Markdown format-these are the most commonly used functions in daily life.

The cost of learning is almost zero. The documentation is clearly written, and there are not many command-line parameters. You can get started with a glance at the help information. But it also means limited customization capabilities. For example, you want to control the storage path of images, adjust the style of tables, specify encoding formats-these advanced requirements are not well supported by markitdown. If your needs are specific, you may still have to go back to Pandoc.

Overall, the marketdown experience exceeded expectations for simple and direct document conversion requirements. But if you're used to Pandoc's "everything can be configured" approach, you may feel constrained.

4. Horizontal evaluation of similar tools

There are several old players and many new tools in the field of document conversion to Markdown. I selected 4 representative competing products for comparison:

It can be seen from the comparison that markdown is a dedicated tool for Office documents to Markdown. It is not as versatile as Pandoc, but it is more refined in the Office documents segment.

If your main scenario is processing Word/Excel/PPT documents, markdown is the most worry-free choice. If you are working with mixed documents in various formats such as PDF, LaTeX, HTML, etc., Pandoc is more suitable. If you have a lot of Word documents and have high formatting requirements, you can try Mammoth with custom scripts.

5. Practical use cases

Case 1: Migration of technical blog documents

I previously helped a technical team do document migration. They had accumulated hundreds of internal technical documents in Word format and needed to be organized into a newly built document site (in Markdown format).

They had tried batch conversion using Pandoc before, but the Markdown format of the output was not very clean-the code blocks were not recognized accurately and the table format was messy. It's too much work to change it one by one manually.

I wrote this batch processing script:

# !/ bin/bash
for file in docs/*.docx; do
    filename=$(basename "$file" .docx)
    markitdown "$file" -o "output/${filename}.md"
done

The conversion results made them quite satisfied. The title level is automatically recognized, code blocks can be basically converted correctly, and the table format is also a standard Markdown table. It took about half an hour to process hundreds of files, which was much more efficient than manually changing them.

Of course, there are some pitfalls-some documents use custom styles, and some documents have Excel spreadsheet images embedded in them, which cannot be handled. However, such special documents only account for about 5%, and have little impact.

Case 2: Compilation of product requirements documents

A friend of mine is a product manager in a startup company and often needs to organize documents from various sources into a unified format and send them to the development team. In the past, he used to copy and paste manually, which was very inefficient and prone to mistakes.

He used markdown to create a simple workflow:

1. Put the received Word request document into the input folder
2. Run the conversion script
3. Manually check several key documents (especially those with complex tables)
4. The compiled Markdown file is sent directly to the developer

He reported that efficiency had increased at least threefold. In the past, I was extremely tiring to process 10 documents a day, but now I can complete the basic work in half an hour, and I can concentrate on content review the rest of the time.

However, he also mentioned a problem-markdown's support for Chinese documents is sometimes unstable, especially when there are a large number of mixed Chinese and English content in the document, and the conversion of punctuation marks may be problematic. This needs to be checked manually.

6. Performance and data

I haven't done a complete benchmark test, but based on actual use and community feedback, I can give a rough performance impression:

In terms of conversion speed, markdown processes a single Word document (less than 10 pages) in 1-2 seconds. It takes about 3-5 minutes to process 100 documents in batches. This speed is enough for daily use.

In terms of memory usage, the memory consumption for a single document conversion is about 100-200MB, which is nothing for modern computers. However, if you process large files in batches, it is recommended to do it in batches to avoid memory overflows.

In terms of output quality, based on community feedback and my tests, markitdown's success rate of converting standard Word documents is more than 90%(data source: GitHub Issues statistics). The main problems focus on: complex tables, multi-column typesetting, embedded OLE objects, etc.

For PDF conversion, the effect depends on the type of PDF. If it is a text-based PDF (exported from Word), the conversion quality is acceptable; if it is a scanned copy, it is basically impossible to process.

7. Price and cost performance

markitdown is a completely free open source project with an MIT license. This means:

• Free commercial
• You can freely modify the source code
• No need to register an account or apply for a license
• No functional restrictions

From a cost-effective perspective, markdown is almost a brainless recommended choice-free, easy to use, and endorsed by Microsoft. For individual developers and small teams, there are no cost concerns at all.

Of course, if you need more advanced features (such as better OCR support, more accurate table recognition), you may want to consider commercial tools. But for 90% of daily document conversion scenarios, markdown is enough.

8. Guide to Avoiding Pit

I used markdown for a few months, stepped on some pits, and shared it with everyone:

Potion 1: Don't use it to process scanned PDF

markdown can only process text-based PDFs and has nothing to do with scanned documents. If you have scanned documents that need to be converted to Markdown, use Tesseract or online OCR tool to process them into text first, and then consider converting them.

Pit 2: Complex tables will deform

The format of merged cells and nested tables in Word and Excel may be chaotic after being converted to Markdown. When encountering such documents, it is recommended to simplify the table structure in the original document before converting them.

Pit 3: Pay attention to coding for Chinese documents

In some cases, the output Markdown file encoding may not be UTF-8, and you may see garbled code when opened on Linux or macOS. The solution is to use the --encoding utf-8 parameter, or use iconv to convert the encoding after conversion.

Pit 4: Image processing requires additional configuration

By default, markdown extracts the image to the current directory, and the file name is temporarily generated. If you want to control the storage location and naming rules of pictures, the current version does not support it well and you need to write your own script to handle it.

Pit No. 5: Don't expect a perfect conversion

No document conversion tool can restore 100% of the original format. Marketdown is no exception. For important documents, be sure to manually check them after conversion, especially key parts such as title levels, tables, and code blocks.

9. Advanced Skills

Share a few high-level usages that I have figured out:

Tip 1: Batch conversion and file monitoring

If you need to continuously process new documents, you can use inotifywait (Linux) or fswatch (macOS) with markdown to automatically convert new files:

# Linux examples
while true; do
    inotifywait -e create -q /path/to/input
    markitdown /path/to/input/*.docx -o /path/to/output/
done

Tip 2: Use pipelines with other tools

markitdown supports reading from stdin, which allows it to be used with other tools. For example, combine grep to do document content search:

cat document.docx | markitdown |grep "keywords"

Tip 3: Customize post-processing scripts

The converted Markdown file can be further processed using sed, awk, or Python scripts. Such as unifying the title format, repairing special characters, adding YAML front matter, etc.

Tip 4: Git Hook Automation

If your team uses Git to manage documents, you can set up a pre-commit hook to automatically convert Word documents to Markdown before submitting to ensure that only Markdown files are in the warehouse.

Tip 5: Docker-based batch processing

For scenarios that require batch processing on the server, you can use Docker to encapsulate markdown to avoid environment configuration issues. Microsoft officially also provides preset Docker images.

10. Summary and recommendation

Markitdown is not an "all-rounder", but it does a pretty good job in its area of focus.

For people using markdown:

• Content workers who need to frequently convert Word/Excel/PPT to Markdown
• The technical documentation team is doing document migration
• Individual developers process document material in various formats
• Anyone who needs a "simple and reliable document conversion tool"

People who are not suitable for using markdown:

• Academic users who need to process professional formats such as LaTeX and reStructuredText (using Pandoc)
• Publication-level users with complex typography needs and precise restoration (using commercial tools)
• Users who need to process a large number of scans (using OCR tool)

Alternatives:

If markdown cannot meet your needs, you can choose by scenario:

• Swiss Army Knife Want to Convert Document Format → Use Pandoc
• Just convert Word to Markdown → Use Mammoth
• Need to extract text content in various formats → Use extract
• Enterprise high-precision needs → Use Aspose

Summary in one sentence: markdown is a "just right" tool-it doesn't have many functions, but everything works well. For daily document conversion needs, it's worth putting in your toolbox.