Library / SDK
Retrieval & Memory
Surya
1Multilingual 2OCR 3toolkit 4for 5document 6layout
the six Ws · specification
W1
Who
Vik Paruchuri, creator of Marker, released Surya through his company Datalab.
W2
What
Surya is an OCR and document analysis toolkit that performs text detection, recognition across 90-plus languages, layout analysis, reading order, and table recognition.
W3
Where
Hosted on GitHub at VikParuchuri/surya and distributed as the surya-ocr Python package.
W4
When
Released in January 2024, with continued updates through 2025.
W5
Why
It gives developers a single open pipeline for accurate multilingual OCR and layout parsing, feeding tools like Marker.
W6
With
Runs on PyTorch and installs via pip as surya-ocr.
W7
Watch
Released under the GPL-3.0 license, with a separate commercial license available from Datalab for closed-source use; released by Datalab.