head to head · open source
Prefect vs origin
Prefect has 23,857 GitHub stars, 2,528 forks, 858 open issues and last shipped yesterday. origin has 8,685 stars, 4,804 forks, 319 open issues and last shipped yesterday. Prefect leads on adoption by 175% (23,857 vs 8,685 stars). Prefect is written in Python under Apache-2.0; origin is written in Go under Apache-2.0. Prefect has attracted 11% as many forks as stars, origin 55%. Prefect was the more recently maintained of the two, and both are self-hostable with no licence fee.
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
| Prefect | origin | |
|---|---|---|
| GitHub stars | ★ 24K | ★ 8.7K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | Python | Go |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 2.5K | ⑂ 4.8K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Prefect if
- You weight community size — 24K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick origin if
- You want the origin feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Go
- You evaluated both and origin fits your workflow better
About Prefect
Prefect is an open source, Python native workflow orchestration framework that lets data and machine learning teams turn ordinary Python scripts into scheduled, resilient, observable production pipelines.
read the full Prefect overview →
About origin
Origin is the conformance test suite for OpenShift, an Apache 2.0 Go repository that maintains the openshift tests binary and the test exclusion rules used to decide which tests run against which cluster configuration, aimed at OpenShift release engineers, platform engineers, and CI maintainers who validate that a cluster is conformant.
read the full origin overview →
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Frequently asked questions
Is Prefect or origin more popular?
Prefect has 23,857 GitHub stars and origin has 8,685. Prefect has the larger community by that measure.
Are Prefect and origin free?
Both are open source. Prefect is licensed under Apache-2.0 and origin under Apache-2.0. Neither carries a licence fee.
What is the difference between Prefect and origin?
Prefect is written in Python and origin 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, Prefect or origin?
Choose Prefect if you want the larger community (23,857 stars) or its Apache-2.0 licence terms. Choose origin if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.