head to head · open source
storybook vs utopia
storybook has 91,081 GitHub stars, 10,452 forks, 1,831 open issues and last shipped yesterday. utopia has 7,976 stars, 1,025 forks, 27 open issues and last shipped yesterday. storybook leads on adoption by 1,042% (91,081 vs 7,976 stars). storybook is written in TypeScript under MIT; utopia is written in Rust under Apache-2.0. storybook has attracted 11% as many forks as stars, utopia 13%. utopia 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
| storybook | utopia | |
|---|---|---|
| GitHub stars | ★ 91K | ★ 8.0K |
| License | MIT | Apache-2.0 |
| Written in | TypeScript | Rust |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 10K | ⑂ 1.0K |
| 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 utopia if
- You want the utopia 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 utopia 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 utopia
Utopia is the world's first open source enterprise world model: a self hosted knowledge substrate with a bitemporal graph and an ontology at its base layer, built by DeepLethe for teams that need agent memory, governed knowledge, and a trustworthy decision core running on hardware they control.
read the full utopia overview →
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Frequently asked questions
Is storybook or utopia more popular?
storybook has 91,081 GitHub stars and utopia has 7,976. storybook has the larger community by that measure.
Are storybook and utopia free?
Both are open source. storybook is licensed under MIT and utopia under Apache-2.0. Neither carries a licence fee.
What is the difference between storybook and utopia?
storybook is written in TypeScript and utopia 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 utopia?
Choose storybook if you want the larger community (91,081 stars) or its MIT licence terms. Choose utopia if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.