Headless UI vs shadcn/ui
Which should you use? A side-by-side look at what each one does, who it suits, what it costs, how hard it is to set up, and where each falls short.
Open source · MIT
Unstyled, accessible UI components (React and Vue) that you style yourself, often with Tailwind CSS.
Open source · MIT
Copy-in React UI components you customize as your own code, built on Tailwind CSS.
The short answer
Choose Headless UI if you need…
- React or Vue developers building custom-designed interfaces
- Teams already using Tailwind CSS who want accessible widgets that match their styling
- Projects that need keyboard and screen reader support without writing it from scratch
Choose shadcn/ui if you need…
- Developers building React or Next.js interfaces who want full control over component code
- Teams that want a consistent design system they can change freely
- Designers working with developers who need components that match a custom look
- Projects already using Tailwind CSS, which the topics list suggests is the styling base
Side-by-side
| Headless UI | shadcn/ui | |
|---|---|---|
| Type | Library | Library |
| Price | Free and open source | Free and open source |
| Licence | MIT | MIT |
| GitHub stars | 28.8k | 127k |
| Setup difficulty | Intermediate | Intermediate |
| How you get it | Install with a package manager | See the README |
| Main language | TypeScript | TypeScript |
| Last code update | 7 months ago | 4 days ago |
What each one is
Headless UI
Headless UI is a set of interface building blocks such as menus, dialogs and similar widgets for React and Vue. The components come with behavior and accessibility built in but no visual styling, so you control the look with your own CSS, typically Tailwind CSS. It is used by developers who want accessible components without adopting a fixed design system.
shadcn/ui
shadcn/ui is a collection of UI components (buttons, forms and similar pieces) that you add to your own project as source code rather than installing as a locked package. You can then edit, extend and restyle them. The README describes it as a starting point for building your own component library.
Best for
Headless UI
- React or Vue developers building custom-designed interfaces
- Teams already using Tailwind CSS who want accessible widgets that match their styling
- Projects that need keyboard and screen reader support without writing it from scratch
shadcn/ui
- Developers building React or Next.js interfaces who want full control over component code
- Teams that want a consistent design system they can change freely
- Designers working with developers who need components that match a custom look
- Projects already using Tailwind CSS, which the topics list suggests is the styling base
Strengths
Headless UI
- Components are unstyled, so they fit into any visual design
- The README describes the components as fully accessible
- Maintained by the Tailwind Labs team and published under the MIT license
shadcn/ui
- Component code lives in your project, so you can change it without waiting on an upstream release
- The README states the components are open source and MIT licensed
- Large community interest, with over 120,000 stars on GitHub
Not ideal for
Headless UI
- Anyone who wants ready-made, good-looking components out of the box, since the README says the components are completely unstyled
- Projects not using React or Vue, since the README lists only those two packages
- Beginners with no web development background, since the components require writing your own markup and styles
shadcn/ui
- People who want a finished, unstyled-free app or website template; this is a set of building blocks
- Developers who do not use React, since the topics point to a React-focused stack
- Beginners without basic web development knowledge, as adapting components requires reading code
Trade-offs
Headless UI
- Requires you to write your own styling, so it is not a quick visual solution
- The README lists only React and Vue packages and does not describe other frameworks
- Insiders builds do not follow semver, so their APIs may change
shadcn/ui
- Because you own the code, you are responsible for updating components yourself
- The README provided is short, so detailed setup and feature information lives on the external docs site
- Relies on a specific stack (React and Tailwind) as indicated by the topics, which limits use elsewhere
Getting started
Headless UI
Install the React package (latest release)
npm install @headlessui/react@latestInstall the Vue package (latest release)
npm install @headlessui/vue@latestshadcn/ui
Clone the repository
git clone https://github.com/shadcn-ui/uiFrequently asked questions
What is the difference between Headless UI and shadcn/ui?
Headless UI: Unstyled, accessible UI components (React and Vue) that you style yourself, often with Tailwind CSS. shadcn/ui: Copy-in React UI components you customize as your own code, built on Tailwind CSS. Headless UI suits react or vue developers building custom-designed interfaces, while shadcn/ui suits developers building react or next.js interfaces who want full control over component code.
Are Headless UI and shadcn/ui free?
Headless UI: Free and open source. shadcn/ui: Free and open source.
Is Headless UI or shadcn/ui more popular?
shadcn/ui has more GitHub stars (127k) than Headless UI (28.8k). Popularity isn't the same as fit — check which one matches your use case above.
What are other alternatives to Headless UI and shadcn/ui?
Other options people compare them with include BootstrapVue, HyperUI, Base UI, Magic UI, Chakra UI.
Keep comparing
Built from our catalogue entries for both products: open-source details come from each project's README (AI-assisted, refreshed weekly) and GitHub data; AI-tool details are editorial. Spotted something wrong? Let us know from either product's page.