head to head · open source
Prefect vs CodeMachine-CLI
Prefect has 23,882 GitHub stars, 2,527 forks, 858 open issues and last shipped today. CodeMachine-CLI has 2,510 stars, 238 forks, 9 open issues and last shipped 7 months ago. Prefect leads on adoption by 851% (23,882 vs 2,510 stars). Prefect is written in Python under Apache-2.0; CodeMachine-CLI is written in TypeScript under Apache-2.0. Prefect has attracted 11% as many forks as stars, CodeMachine-CLI 9%. Prefect was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (automation, orchestration), 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
| Prefect | CodeMachine-CLI | |
|---|---|---|
| GitHub stars | ★ 24K | ★ 2.5K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | Python | TypeScript |
| Last push | 2026-09-20 | 2026-02-25 |
| Forks | ⑂ 2.5K | ⑂ 238 |
| 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 CodeMachine-CLI if
- You want the CodeMachine-CLI feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches TypeScript
- You evaluated both and CodeMachine-CLI 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 CodeMachine-CLI
CodeMachine is an open source orchestration layer, written in TypeScript and released under the Apache 2.0 licence, that runs AI coding command line agents through structured, repeatable workflows for developers and teams who want long running agent work defined once and executed the same way on every project.
read the full CodeMachine-CLI overview →
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Frequently asked questions
Is Prefect or CodeMachine-CLI more popular?
Prefect has 23,882 GitHub stars and CodeMachine-CLI has 2,510. Prefect has the larger community by that measure.
Are Prefect and CodeMachine-CLI free?
Both are open source. Prefect is licensed under Apache-2.0 and CodeMachine-CLI under Apache-2.0. Neither carries a licence fee.
What is the difference between Prefect and CodeMachine-CLI?
Prefect is written in Python and CodeMachine-CLI in TypeScript. 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 CodeMachine-CLI?
Choose Prefect if you want the larger community (23,882 stars) or its Apache-2.0 licence terms. Choose CodeMachine-CLI if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.