head to head · open source
storybook vs utoipa
storybook has 91,089 GitHub stars, 10,452 forks, 1,831 open issues and last shipped today. utoipa has 4,090 stars, 435 forks, 248 open issues and last shipped 2 days ago. storybook leads on adoption by 2,127% (91,089 vs 4,090 stars). storybook is written in TypeScript under MIT; utoipa is written in Rust under Apache-2.0. storybook has attracted 11% as many forks as stars, utoipa 11%. storybook was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (documentation), 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
| storybook | utoipa | |
|---|---|---|
| GitHub stars | ★ 91K | ★ 4.1K |
| License | MIT | Apache-2.0 |
| Written in | TypeScript | Rust |
| Last push | 2026-09-18 | 2026-09-16 |
| Forks | ⑂ 10K | ⑂ 435 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick storybook if
- You weight community size — 91K stars and counting
- You want the MIT license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick utoipa if
- You want the utoipa feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Rust
- You evaluated both and utoipa fits your workflow better
About storybook
Storybook is an open source, MIT licensed frontend workshop, written in TypeScript, for building, documenting, and testing UI components and pages in isolation, aimed at frontend engineers and design system teams working in React, Angular, Vue, Svelte, React Native, HTML, and other supported renderers.
read the full storybook overview →
About utoipa
utoipa Auto generated OpenAPI documentation Pronounced /u:ˈtoʊ:i.pɑ/ or /u:ˈtoʊˌaɪ.piˈeɪ/ whatever works better for you. Want to have your API documented with OpenAPI? But don't want to be bothered with manual YAML or JSON tweaking? Would like it to be so easy that it would almost be utopic? Don't worry: utoipa is here to fill this gap. It aims to do, if not all, then most of the heavy lifting for you, enabling you to focus on writing the actual API logic instead of documentation. It aims to be minimal , simple and fast . It uses simple proc macros which you can use to annotate your code to have items documented.…
read the full utoipa overview →
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Frequently asked questions
Is storybook or utoipa more popular?
storybook has 91,089 GitHub stars and utoipa has 4,090. storybook has the larger community by that measure.
Are storybook and utoipa free?
Both are open source. storybook is licensed under MIT and utoipa under Apache-2.0. Neither carries a licence fee.
What is the difference between storybook and utoipa?
storybook is written in TypeScript and utoipa 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, storybook or utoipa?
Choose storybook if you want the larger community (91,089 stars) or its MIT licence terms. Choose utoipa if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.