head to head · open source
Windmill vs puck
Windmill has 18,360 GitHub stars, 1,136 forks, 852 open issues and last shipped yesterday. puck has 13,601 stars, 1,027 forks, 200 open issues and last shipped 5 days ago. Windmill leads on adoption by 35% (18,360 vs 13,601 stars). Windmill is written in Rust under a custom or non-standard licence; puck is written in TypeScript under MIT. Windmill has attracted 6% as many forks as stars, puck 8%. Windmill 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
| Windmill | puck | |
|---|---|---|
| GitHub stars | ★ 18K | ★ 14K |
| License | Custom / other | MIT |
| Written in | Rust | TypeScript |
| Last push | 2026-11-02 | 2026-10-29 |
| Forks | ⑂ 1.1K | ⑂ 1.0K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Windmill if
- You weight community size — 18K stars and counting
- You want the Custom / other license terms
- Your stack matches Rust
- You value the larger contributor base for long-term maintenance
pick puck if
- You want the puck feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and puck fits your workflow better
About Windmill
Open source developer platform for internal code: APIs, background jobs, workflows and UIs. Self hostable alternative to Retool, Pipedream, Superblocks and a simplified Temporal with autogenerated UIs and custom UIs to trigger workflows and scripts as internal apps. Scripts are turned into sharable UIs automatically, and can be composed together into flows or used into richer apps built with low code. Supported languages: Python, TypeScript, Go, Bash, SQL, GraphQL, PowerShell, Rust, and more. Try it Website Docs Discord Hub Contributing Windmill Developer platform for APIs, background jobs, workflows and UIs…
read the full Windmill overview →
About puck
The visual editor for React Documentation • Demo • Discord • Contributing ⭐️ Enjoying Puck? Please leave a star! What is Puck? Puck is a modular, open source visual editor for React.js. You can use Puck to build custom drag and drop experiences with your own application and React components. Because Puck is just a React component, it plays well with all React.js environments, including Next.js. You own your data and there’s no vendor lock in. Puck is also licensed under MIT, making it suitable for both internal systems and commercial applications. Quick start Install the package: Render the editor: Render the…
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Frequently asked questions
Is Windmill or puck more popular?
Windmill has 18,360 GitHub stars and puck has 13,601. Windmill has the larger community by that measure.
Are Windmill and puck free?
Both are open source. Windmill has no licence declared in this registry, and puck is licensed under MIT. Both are free to self-host.
What is the difference between Windmill and puck?
Windmill is written in Rust and puck 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, Windmill or puck?
Choose Windmill if you want the larger community (18,360 stars) or its Custom / other licence terms. Choose puck if its feature set, stack or MIT licence fits better. Both are self-hostable.