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SolidJS vs shadcn/ui

SolidJS logo

SolidJS

Web Development

Reactive JavaScript framework with no virtual DOM

From
Free
Rated
-
Full reviewWebsite
shadcn/ui logo

shadcn/ui

Web Development

Copy-paste React components you own, not a dependency

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: SolidJS much smaller ecosystem than React, so many problems have no off-the-shelf library; shadcn/ui no upgrade path: once copied, upstream fixes and improvements are yours to port by hand
  • They diverge on capability: SolidJS covers No virtual DOM, shadcn/ui covers Copy, not install.

Where they differ

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

Attributes where SolidJS and shadcn/ui differ
AttributeSolidJSshadcn/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 SolidJS

  • No virtual DOM
  • Components run once
  • JSX syntax
  • Small bundles

Only in shadcn/ui

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

What people use each for

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

SolidJS

  • Interfaces where update performance is the binding constraintnot shadcn/ui
  • Teams comfortable with React syntax who want finer-grained reactivitynot shadcn/ui
  • Applications where bundle size directly affects the businessnot shadcn/ui

shadcn/ui

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

Where each one falls short

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

SolidJS

  • Much smaller ecosystem than React, so many problems have no off-the-shelf library
  • The React-like syntax is misleading: components run once, and React habits produce subtle bugs
  • Smaller hiring pool and fewer learning resources than the mainstream frameworks

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

Pricing, plan by plan

SolidJS

Free
  • SolidJSFree
    • Full library
    • Commercial use permitted
    • No usage limits

shadcn/ui

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

Which should you pick?

Choose SolidJS if

  • You need no virtual dom.
  • You want to start without paying.
  • You also want components run once.
SolidJS review

Choose shadcn/ui if

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

Questions people ask

Is SolidJS or shadcn/ui better?
Neither clearly leads. SolidJS starts at Free and shadcn/ui at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, SolidJS or shadcn/ui?
SolidJS starts at Free and shadcn/ui at Free.
Does SolidJS or shadcn/ui run on more platforms?
Both run on Web, so platform support will not decide this one for you.
Can I use SolidJS for free?
Both have a free tier, so you can try either at no cost before committing.
What is SolidJS best used for?
SolidJS is most often used for interfaces where update performance is the binding constraint, teams comfortable with react syntax who want finer-grained reactivity, applications where bundle size directly affects the business. Of those, interfaces where update performance is the binding constraint and teams comfortable with react syntax who want finer-grained reactivity are not what shadcn/ui is typically brought in for.
What can SolidJS do that shadcn/ui cannot?
SolidJS covers No virtual DOM, Components run once, JSX syntax, Small bundles. shadcn/ui covers Copy, not install, Radix primitives, Tailwind styling, Themeable.

Answered from the vendors’ own pages

SolidJS: Is SolidJS free?

Yes, open source under the MIT licence.

shadcn/ui: Is shadcn/ui free?

Yes, open source and free for commercial use.

SolidJS: Is SolidJS just React without the virtual DOM?

The syntax is similar but the model is not. Solid components run once and reactivity is fine-grained, so patterns that are correct in React can be wrong in Solid.

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.

SolidJS: Why is SolidJS fast?

It compiles away much of the framework and updates individual DOM nodes directly, rather than re-rendering components and diffing a virtual DOM.

shadcn/ui: Do I need Tailwind?

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

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