head to head · open source
Airbyte vs Cube
Airbyte has 22,303 GitHub stars, 5,431 forks, 2,395 open issues and last shipped yesterday. Cube has 21,147 stars, 2,179 forks, 1,185 open issues and last shipped yesterday. Airbyte leads on adoption by 5% (22,303 vs 21,147 stars). Airbyte is written in Python under a custom or non-standard licence; Cube is written in Rust under a custom or non-standard licence. Airbyte has attracted 24% as many forks as stars, Cube 10%. Cube was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (bigquery), 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 | Cube | |
|---|---|---|
| GitHub stars | ★ 22K | ★ 21K |
| License | Custom / other | Custom / other |
| Written in | Python | Rust |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 5.4K | ⑂ 2.2K |
| 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 Cube if
- You want the Cube feature set and don't need the biggest community
- You prefer the Custom / other license terms
- Your stack matches Rust
- You evaluated both and Cube 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 Cube
Website • Docs • Examples • Blog • Slack • X Cube Core is the open source semantic layer. Define metrics, dimensions, joins, and access rules once in code, then expose them through SQL, REST, and GraphQL APIs to anything downstream — BI tools, custom applications, or AI agents. Cube Core is headless: it doesn't ship a UI, so you can build the analytics experience that fits your product. Cube Core works with all SQL data sources, including cloud data warehouses like Snowflake, Databricks, and BigQuery; query engines like Presto and Amazon Athena; and application databases like Postgres. It has a built in…
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Frequently asked questions
Is Airbyte or Cube more popular?
Airbyte has 22,303 GitHub stars and Cube has 21,147. Airbyte has the larger community by that measure.
Are Airbyte and Cube free?
Neither Airbyte nor Cube declares a licence in this registry, so check each project's own repository before relying on either for a commercial use. Both are free to self-host.
What is the difference between Airbyte and Cube?
Airbyte is written in Python and Cube in Rust. 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 Cube?
Choose Airbyte if you want the larger community (22,303 stars) or its Custom / other licence terms. Choose Cube if its feature set, stack or Custom / other licence fits better. Both are self-hostable.