Document parsing

Convert Word, PowerPoint, Excel, OpenDocument, RTF, EPUB, CSV, and PDF to clean Markdown. Built in Rust, with Node.js and Python bindings.

Unlimited OCR Works: Welcome the Era of One-shot Long-horizon Parsing.

Fast Rust library for PDF inspection, classification, and text extraction. Intelligently detects scanned vs text-based PDFs to enable smart routing decisions.

Contexts Optical Compression

PDF Parser for AI-ready data. Automate PDF accessibility. Open-source.

Python tool for converting files and office documents to Markdown.

Toolkit for linearizing PDFs for LLM datasets/training

Get your documents ready for gen AI

Transforms complex documents like PDFs and Office docs into LLM-ready markdown/JSON for your Agentic workflows.

OCR, layout analysis, reading order, table recognition in 90+ languages

Convert PDF to markdown + JSON quickly with high accuracy

Convert documents to structured data effortlessly. Unstructured is open-source ETL solution for transforming complex documents into clean, structured formats for language models. Visit our website to learn more about our enterprise grade Platform product for production grade workflows, partitioning, enrichments, chunking and embedding.

OCR software, free and offline. 开源、免费的离线OCR软件。支持截屏/批量导入图片，PDF文档识别，排除水印/页眉页脚，扫描/生成二维码。内置多国语言库。

Turn any PDF or image document into structured data for your AI. A powerful, lightweight OCR toolkit that bridges the gap between images/PDFs and LLMs. Supports 100+ languages.

Ready-to-use OCR with 80+ supported languages and all popular writing scripts including Latin, Chinese, Arabic, Devanagari, Cyrillic and etc.

Tesseract Open Source OCR Engine (main repository)