head to head · open source
Airbyte vs OpenContracts
Airbyte has 22,082 GitHub stars, 5,350 forks, 2,395 open issues and last shipped yesterday. OpenContracts has 1,481 stars, 189 forks, 11 open issues and last shipped yesterday. Airbyte leads on adoption by 1,391% (22,082 vs 1,481 stars). Airbyte is written in Python under a custom or non-standard licence; OpenContracts is written in Python under MIT. Airbyte has attracted 24% as many forks as stars, OpenContracts 13%. Airbyte was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (etl), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| Airbyte | OpenContracts | |
|---|---|---|
| GitHub stars | ★ 22K | ★ 1.5K |
| License | Custom / other | MIT |
| Written in | Python | Python |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 5.3K | ⑂ 189 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Airbyte if
- You weight community size — 22K stars and counting
- You want the Custom / other license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick OpenContracts if
- You want the OpenContracts feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and OpenContracts fits your workflow better
About Airbyte
Airbyte open source data movement project. It lives in data engineering and data integration ecosystem. It moves data from APIs, databases, and files into warehouses, data lakes, and AI applications. It supports ELT and ETL pipelines. It also supports AI agents needing business data.
read the full Airbyte overview →
About OpenContracts
OpenContracts is an MIT licensed, self hosted document intelligence platform that turns a repository of documents into a programmable citation graph, built for builders and hackers who need a document management system for the agentic world as much as a place to store files.
read the full OpenContracts overview →
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Frequently asked questions
Is Airbyte or OpenContracts more popular?
Airbyte has 22,082 GitHub stars and OpenContracts has 1,481. Airbyte has the larger community by that measure.
Are Airbyte and OpenContracts free?
Both are open source. Airbyte has no licence declared in this registry, and OpenContracts is licensed under MIT. Both are free to self-host.
What is the difference between Airbyte and OpenContracts?
Airbyte is written in Python and OpenContracts in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Airbyte or OpenContracts?
Choose Airbyte if you want the larger community (22,082 stars) or its Custom / other licence terms. Choose OpenContracts if its feature set, stack or MIT licence fits better. Both are self-hostable.