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GROBID vs olmOCR: catalog facts
GROBID	olmOCR
Free Free and open source under the Apache 2.0 licence.	Free Free and open source under the Apache 2.0 licence; you supply the GPU.
Linux, Self-hosted	Linux, Command line
Built specifically for scholarly papers Extracts metadata and references as structured data	Handles tables, equations and handwriting Keeps reading order in complex layouts
Needs to be run as a server, with some setup Aimed at academic documents rather than general PDFs	Requires a capable GPU Command-line pipeline with no desktop interface
Self-hosted	Downloadable app
Open source	Open source
License: Apache-2.0	License: Apache-2.0
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 24, 2026

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