Unstructured

PublishedJun 26, 2026Last updatedJul 13, 2026

An open-source Python document ETL tool that turns PDFs, HTML, images, and more into structured elements for RAG and LLM workflows.

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Sources

github.com

Verified against the Unstructured-IO/unstructured repository and the PyPI package.

Unstructured is an open-source Python document ETL tool for turning raw files into structured elements. It helps teams prepare PDFs, HTML, images, and other content for RAG and LLM ingestion.

Key Features:

Document Conversion - Turn PDFs, HTML, images, and other files into structured elements
AI-Ready Output - Prepare document content for retrieval and LLM ingestion workflows
Python Package - Use the unstructured package from PyPI in data pipelines
Open Source - Apache-2.0 license, 15,009 GitHub stars, and 1,263 forks
Broad Adoption - PyPI package records 5,310,358 downloads/month

Categories:

Document Extraction

Features:

Structured ExtractionPDF ExtractionDocument ParsingHTML ParsingLLM-Ready OutputETL PipelineOpen Source

Tags:

ai-extraction open-source python structured-data