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MarkItDown vs olmOCR: catalog facts
MarkItDown	olmOCR
Free Free and open source under the MIT licence.	Free Free and open source under the Apache 2.0 licence; you supply the GPU.
Windows, macOS, Linux, Command line	Linux, Command line
Converts many formats, including Office files and PDF Preserves document structure such as tables and headings	Handles tables, equations and handwriting Keeps reading order in complex layouts
Output is aimed at LLMs, not high-fidelity conversion Accesses whatever the running process can reach, so inputs need care	Requires a capable GPU Command-line pipeline with no desktop interface
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: Apache-2.0
No account needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 24, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.