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shadcn/ui vs Radix UI

shadcn/ui logo

shadcn/ui

Web Development

Copy-paste React components you own, not a dependency

From
Free
Rated
-
Full reviewWebsite
Radix UI logo

Radix UI

Web Development

Unstyled, accessible React component primitives

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: shadcn/ui no upgrade path: once copied, upstream fixes and improvements are yours to port by hand; Radix UI you write all the styling, so time to a finished interface is much longer than with a styled library
  • They diverge on capability: shadcn/ui covers Copy, not install, Radix UI covers Unstyled primitives.

Where they differ

Only the attributes on which shadcn/ui and Radix UI actually diverge.

Attributes where shadcn/ui and Radix UI differ
Attributeshadcn/uiRadix UI

Identical on both: starting price (Free), pricing model (Open source, no licence fee), free tier (Yes), platforms (Web), user rating (Not yet rated), category (Web Development).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in shadcn/ui

  • Copy, not install
  • Radix primitives
  • Tailwind styling
  • Themeable

Only in Radix UI

  • Unstyled primitives
  • Accessibility built in
  • Composable API
  • Controlled or uncontrolled

What people use each for

The jobs each tool is most often brought in to do.

shadcn/ui

  • Projects already using Tailwind that need accessible components without a theming fightnot Radix UI
  • Design systems that will diverge from any library’s defaults anywaynot Radix UI
  • Teams who have been burned by breaking changes in component library upgradesnot Radix UI

Radix UI

  • Design systems that need correct accessibility without inherited visual opinionsnot shadcn/ui
  • Replacing hand-built dropdowns and dialogs that have accessibility bugsnot shadcn/ui
  • Teams with a designer whose output should not be constrained by a library’s themenot shadcn/ui

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

shadcn/ui

  • No upgrade path: once copied, upstream fixes and improvements are yours to port by hand
  • Requires Tailwind and React, so it is not an option outside that stack
  • Component code lives in your repository, which grows it and puts maintenance on your team
  • Its popularity has made the default look recognisable, which undercuts the customisation argument

Radix UI

  • You write all the styling, so time to a finished interface is much longer than with a styled library
  • Composable part-based APIs are more verbose than a single component with props
  • Covers primitives rather than complex widgets, so data grids and date pickers come from elsewhere

Pricing, plan by plan

shadcn/ui

Free
  • shadcn/uiFree
    • Full functionality
    • Commercial use permitted
    • Community support

Radix UI

Free
  • Radix UIFree
    • Full functionality
    • Commercial use permitted
    • Community support

Which should you pick?

Choose shadcn/ui if

  • You need copy, not install.
  • You want to start without paying.
  • You also want radix primitives.
shadcn/ui review

Choose Radix UI if

  • You need unstyled primitives.
  • You want to start without paying.
  • You also want accessibility built in.
Radix UI review

Questions people ask

Is shadcn/ui or Radix UI better?
Neither clearly leads. shadcn/ui starts at Free and Radix UI at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, shadcn/ui or Radix UI?
shadcn/ui starts at Free and Radix UI at Free.
Does shadcn/ui or Radix UI run on more platforms?
Both run on Web, so platform support will not decide this one for you.
Can I use shadcn/ui for free?
Both have a free tier, so you can try either at no cost before committing.
What is shadcn/ui best used for?
shadcn/ui is most often used for projects already using tailwind that need accessible components without a theming fight, design systems that will diverge from any library’s defaults anyway, teams who have been burned by breaking changes in component library upgrades. Of those, projects already using tailwind that need accessible components without a theming fight and design systems that will diverge from any library’s defaults anyway are not what Radix UI is typically brought in for.
What can shadcn/ui do that Radix UI cannot?
shadcn/ui covers Copy, not install, Radix primitives, Tailwind styling, Themeable. Radix UI covers Unstyled primitives, Accessibility built in, Composable API, Controlled or uncontrolled.

Answered from the vendors’ own pages

shadcn/ui: Is shadcn/ui free?

Yes, open source and free for commercial use.

Radix UI: Is Radix UI free?

Yes, open source under the MIT licence.

shadcn/ui: Why is it not an npm package?

So you own the code. Components are copied into your project, which makes customisation trivial — at the cost of receiving no automatic updates.

Radix UI: Why use unstyled components?

Because accessibility is the hard part and visual design is the part teams want to own. Radix gives the first and stays out of the second.

shadcn/ui: Do I need Tailwind?

Yes. Components are styled with Tailwind utility classes and built on Radix primitives, so both are required.

Radix UI: What is the relationship with shadcn/ui?

shadcn/ui is built on Radix primitives, adding Tailwind styling and copy-paste distribution on top.

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