Kestra
Data pipelines & ETLDeclarative orchestration language for data and process workflows
- Stars
- ★ 29.9k
- Licence
- Apache-2.0
- Updated
- Self-host or cloud
- Commercial OK
Alternative to Airflow managed, Make
Prefect
Python workflow orchestration with a modern control plane
★ Stars24k24,039 on GitHub
Last commit17 Oct 2026
LicenceApache-2.0SPDX, from the repository
View on GitHub ↗
From GitHub, fetched 19 Oct 2026.
Prefect is a workflow orchestration platform for Python dataflows, with an open-source engine and Prefect Cloud for hosting the control plane.
Fit: hosting and licence
| Runs on | Linux, Web, Self-hosted |
|---|---|
| Hosting | Self-host or cloud |
| Commercial use | Allowed Open-source licence (Apache-2.0): the Open Source Definition rules out restrictions on fields of use, including business use. |
Sources: prefect.io · opensource.org/osd, checked 19 Oct 2026. “Runs on” is from this listing. Blank means we haven't found it in official docs yet, not that it's unsupported.
Free alternative to
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