OpenContracts

Judgement

What it is

Complete system

What it does

A document analytics platform that ingests contracts and other PDFs, lets people annotate them and runs LLM extraction and agents over the collection.

Adopt it when

You need to review and extract data from large sets of legal or business documents with your own models.

Watch out

A heavy stack to deploy, and it comes from a small team.

Ready for

Usable

Runs as

Self-hosted server

Built with

Python, Django, TypeScript, React and PostgreSQL

How established

Established: started 4 years ago, latest release v3.1.1.

What the license allows

You can build it into a product you sell, as long as you keep its copyright notice.

Judged on 2026-11-03 from the project's README and GitHub data. The license and age lines are worked out directly.

Compare OpenContracts

Built from

Follow it down: OpenContracts → CPython → GCC → LLVM project → runs on a microchip

How compilers were built, back to punched paper tape

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