head to head · open source
Airbyte vs peerdb
Airbyte has 22,082 GitHub stars, 5,350 forks, 2,395 open issues and last shipped yesterday. peerdb has 3,272 stars, 212 forks, 204 open issues and last shipped yesterday. Airbyte leads on adoption by 575% (22,082 vs 3,272 stars). Airbyte is written in Python under a custom or non-standard licence; peerdb is written in Go under AGPL-3.0. Airbyte has attracted 24% as many forks as stars, peerdb 6%. Airbyte was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (bigquery, 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 | peerdb | |
|---|---|---|
| GitHub stars | ★ 22K | ★ 3.3K |
| License | Custom / other | AGPL-3.0 |
| Written in | Python | Go |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 5.3K | ⑂ 212 |
| 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 peerdb if
- You want the peerdb feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches Go
- You evaluated both and peerdb 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 peerdb
PeerDB is a data integration project in the Postgres ecosystem. It lives in the Data & Analytics / Data Engineering & Integration category and focuses on streaming data from Postgres to data warehouses, queues, and storage engines. The project is built around Postgres first ETL and change data capture workflows rather than a broad connector catalog.
read the full peerdb overview →
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Frequently asked questions
Is Airbyte or peerdb more popular?
Airbyte has 22,082 GitHub stars and peerdb has 3,272. Airbyte has the larger community by that measure.
Are Airbyte and peerdb free?
Both are open source. Airbyte has no licence declared in this registry, and peerdb is licensed under AGPL-3.0. Both are free to self-host.
What is the difference between Airbyte and peerdb?
Airbyte is written in Python and peerdb in Go. 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 peerdb?
Choose Airbyte if you want the larger community (22,082 stars) or its Custom / other licence terms. Choose peerdb if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.