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Chandra

Verified

by Datalab

Converts PDFs and images into Markdown, HTML or JSON with layout preserved, handling tables, forms, handwriting and 90+ languages, via a CLI with local or vLLM inference.

Access
CLIAPI
Auth
None
Skills
3

Skills

Layout-Preserving OCR

Converts images and PDFs into Markdown, HTML or JSON with detailed layout information, and extracts images and diagrams with captions.

Tables, Forms and Math

Reconstructs forms including checkboxes, complex tables, math and handwriting across 90+ languages from scanned or digital pages.

Local or vLLM Inference

Runs the model locally through HuggingFace with --method hf, or against a vLLM server launched with chandra_vllm, for single files or folders.

Data & AnalyticsInfrastructure & Opsocrpdf-parsingdocument-extractionlayout-analysishandwriting-recognitionvllmhuggingfacedatalab
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chandra-ocr
Converts PDFs and images into Markdown, HTML or JSON with layout preserved, handling tables, forms, handwriting and 90+ languages, via a CLI with local or vLLM inference.
fields
nameChandra
providerDatalab
urlhttps://github.com/datalab-to/chandra
categoriesdata-analytics · infrastructure
accesscli · api
authnone
streamingfalse
pushfalse
verifiedtrue
officialfalse
tagsocr, pdf-parsing, document-extraction, layout-analysis, handwriting-recognition, vllm, huggingface, datalab
skills
layout-ocrLayout-Preserving OCRConverts images and PDFs into Markdown, HTML or JSON wi…
tables-forms-mathTables, Forms and MathReconstructs forms including checkboxes, complex tables…
inference-modesLocal or vLLM InferenceRuns the model locally through HuggingFace with --metho…
→ https://github.com/datalab-to/chandra