MarkItDown vs 
olmOCR
MarkItDown vs olmOCR compared for 2026 — features, license, ease of use, performance and which one to choose. Turn any office document into clean Markdown vs Turn PDFs into clean training-grade text.
Updated regularly · curated by olud.ai
MarkItDown vs olmOCR at a glance
| Spec | MarkItDown | olmOCR |
|---|---|---|
| Category | Document AI & OCR | Document AI & OCR |
| Type | Document converter (Python CLI) | OCR pipeline |
| License | MIT | Apache-2.0 |
| Runs locally | Yes | Yes |
| Primary language | Python | Python |
| Ease of use | Beginner | Intermediate |
| Best for | anyone preparing office documents for RAG or a long-context prompt | bulk PDF extraction for RAG or training |
| GitHub stars | 166.9k | 19.4k |
How MarkItDown and olmOCR score
| Criterion | MarkItDown | olmOCR |
|---|---|---|
| Popularity | 5.0 | 3.5 |
| Maintenance | 4.5 | 4.0 |
| Ease of use | 5.0 | 3.5 |
| Privacy | 5.0 | 5.0 |
| License freedom | 5.0 | 5.0 |
Scores are computed automatically from public signals — GitHub stars (popularity), recent commit activity (maintenance), license type (freedom), local-first design (privacy) and onboarding complexity (ease of use). Indicative, not a verdict.
What each one is
MarkItDown
MarkItDown is a Microsoft tool that converts PDF, Word, PowerPoint, Excel, images and audio into Markdown, so documents can be fed to a language model without the formatting noise that wastes tokens and confuses retrieval.
- One command for a dozen document formats
- Runs entirely locally: no document leaves your machine
- Maintained by Microsoft, with LangChain and AutoGen integrations
olmOCR
olmOCR from AI2 converts messy PDFs into clean linearised text at scale, preserving reading order across columns and figures.
- Handles multi-column academic PDFs
- Built for very large batches
- Preserves correct reading order
Key differences
MarkItDown is document converter (Python CLI), while olmOCR is oCR pipeline. Their licenses differ (MIT vs Apache-2.0), which matters if you ship a commercial product. MarkItDown leans more beginner-friendly, whereas olmOCR is more suited to intermediate users. In short, MarkItDown fits anyone preparing office documents for RAG or a long-context prompt, and olmOCR fits bulk PDF extraction for RAG or training.
Which should you choose?
Choose MarkItDown for anyone preparing office documents for RAG or a long-context prompt. Choose olmOCR for bulk PDF extraction for RAG or training.
There is rarely one winner — many setups use both. The right pick depends on your hardware, your team's skills, and whether you value simplicity or control.
Frequently asked questions
Is MarkItDown or olmOCR easier to use?
MarkItDown is generally the easier of the two to get started with, while olmOCR rewards more setup with more control.
Are MarkItDown and olmOCR free?
MarkItDown is free and open source (MIT), and olmOCR is free and open source (Apache-2.0). Neither charges for the core software.
Can I run MarkItDown and olmOCR locally?
MarkItDown: yes · olmOCR: yes. Both can be used without sending your data to a third-party cloud where their setup allows.
MarkItDown vs olmOCR — which should I pick in 2026?
Choose MarkItDown for anyone preparing office documents for RAG or a long-context prompt. Choose olmOCR for bulk PDF extraction for RAG or training.
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