LibreAI / AI Agents / unstructured
// agents · Unstructured-IO/unstructured

unstructured

Turn messy documents into clean, structured data for language models.

★ 15.5k stars⑂ 1.4k forksApache-2.0updated 2026-10
▦ visual — this project's README ships no embeddable screenshot,
so here's a placeholder. The guide below is complete regardless.
// project facts

Project facts

unstructured is an open-source ai agents project by Unstructured-IO (Unstructured-IO/unstructured on GitHub). It has 15,546 GitHub stars and 1,350 forks, is released under the Apache-2.0 license, and was last updated on GitHub on 8 October 2026.

GitHub stars
15,546
Forks
1,350
License
Apache-2.0
Last updated on GitHub
8 October 2026
Category
AI Agents
Listing
Full install guide
Official site
Official site
// how it works

How it works

  1. Scope the task

    Write down the outcome you want in one sentence.

  2. Fetch the repo

    Clone it locally and check the README.

  3. Install prerequisites

    Get dependencies and tooling in place per the docs.

  4. Run the quickstart

    Follow the minimal example, then adapt it to your needs.

// features

Why people love it

Multi-format parsing

PDFs, Word, emails, images, HTML, and more.

Partitioning

Splits documents into meaningful elements.

Chunking

Prepares text for embeddings and retrieval.

Enrichment

Adds metadata that improves downstream use.

LLM-ready output

Structured formats models can consume.

Enterprise option

A hosted platform for production scale.

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// run it

Run it yourself

  1. Step 1 — Clone the repo

    Download the source and move into the project folder.

    git clone https://github.com/Unstructured-IO/unstructured.git
    cd unstructured
  2. Step 2 — Create a venv and install

    Isolate dependencies, then install requirements.

    python -m venv .venv && source .venv/bin/activate
    pip install -r requirements.txt
  3. Step 3 — Run it

    Launch using the entry point shown in the README.

    python -m unstructured  # check README for the exact command
// use cases

What you can build

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// faq

Questions, answered

Who maintains unstructured?

It is an open-source project at Unstructured-IO/unstructured with 1350 forks. Check the contributors tab and recent commits to judge how active maintenance is.

Is unstructured free to use?

Yes — Apache 2.0 allows commercial use and modification. Keep the license and notice files, and note it includes a patent grant.

Which file formats?

PDFs, Word, emails, HTML, images, and more — partitioning complex documents is its core job.

Open source or enterprise?

Both: the Apache-2.0 library is the starting point; Unstructured also sells a hosted platform for production.

How do I get started?

Clone the repo and follow the README quickstart — the docs at https://www.unstructured.io/ walk through setup.

// keep exploring

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// alternatives

Alternatives in AI Agents

The most-starred other AI Agents projects in the LibreAI catalogue — the realistic shortlist if unstructured is not the right fit.

Get unstructured

Free and open — grab the source, star the repo, and start creating.