head to head · open source
Airbyte vs peerdb
Airbyte has 22,303 GitHub stars, 5,431 forks, 2,395 open issues and last shipped yesterday. peerdb has 3,313 stars, 232 forks, 204 open issues and last shipped yesterday. Airbyte leads on adoption by 573% (22,303 vs 3,313 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 7%. peerdb 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 | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 5.4K | ⑂ 232 |
| 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
Open source data movement for ELT pipelines and AI agents — from APIs, databases & files to warehouses, lakes, and AI applications We believe that only an open source solution to data movement can cover the long tail of data sources while empowering data engineers to customize existing connectors. Our ultimate vision is to help you move data from any source to any destination — whether that destination is a data warehouse, a data lake, or an AI agent. Airbyte provides a catalog of 600+ connectors for APIs, databases, data warehouses, data lakes, and AI applications. Screenshot taken from Airbyte Cloud . Pick the…
read the full Airbyte overview →
About peerdb
Frustratingly simple ETL for Postgres PeerDB At PeerDB, we are building a fast, simple and the most cost effective way to stream data from Postgres to Data Warehouses, Queues and Storage engines. If you are running Postgres at the heart of your data stack and move data at scale from Postgres to any of the above targets, PeerDB can provide value. We support different modes of streaming log based (CDC), cursor based (timestamp or integer) and XMIN based. Performance wise, we are 10x faster than existing tools. Features wise, we support native Postgres features such as comprehensive set of data types incl…
read the full peerdb overview →
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Frequently asked questions
Is Airbyte or peerdb more popular?
Airbyte has 22,303 GitHub stars and peerdb has 3,313. 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 (22,303 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.