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Preact vs Remix

Preact logo

Preact

Web Development

3kB alternative to React with the same modern API

From
Free
Rated
-
Full reviewWebsite
Remix logo

Remix

Web Development

Full-stack JavaScript framework for building modern web applications

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Preact compatibility through preact/compat is good but not total, and some React libraries break in ways that are hard to diagnose; Remix different mental model than traditional React SPAs requires learning curve
  • They diverge on capability: Preact covers 3kB runtime, Remix covers Server-side rendering.

Where they differ

Only the attributes on which Preact and Remix actually diverge.

Attributes where Preact and Remix differ
AttributePreactRemix
Pricing modelOpen source, no licence feeopen-source

Identical on both: starting price (Free), 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 Preact

  • 3kB runtime
  • preact/compat
  • Same modern API
  • Fast rendering

Only in Remix

  • Server-side rendering
  • File-based routing
  • Data loading patterns
  • Form handling
  • Error boundaries
  • Client-side navigation
  • Web standard APIs

What people use each for

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

Preact

  • Embedded widgets that load inside someone else’s page and must stay smallnot Remix
  • Marketing and content sites where JavaScript payload affects Core Web Vitalsnot Remix
  • Applications targeting low-bandwidth or low-powered devicesnot Remix

Remix

  • Building full-stack applications with progressive enhancementnot Preact
  • Server-rendered applications with rapid page transitionsnot Preact
  • Projects prioritizing web standards and accessibilitynot Preact
  • Applications requiring sophisticated data loading patternsnot Preact

Where each one falls short

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

Preact

  • Compatibility through preact/compat is good but not total, and some React libraries break in ways that are hard to diagnose
  • Behavioural differences from React exist in edge cases, particularly around event handling
  • A much smaller community, so unusual problems have fewer existing answers than React

Remix

  • Different mental model than traditional React SPAs requires learning curve
  • Smaller ecosystem compared to Next.js despite Shopify backing
  • SSR adds server-side complexity for teams preferring client-first architecture
  • Form-first approach not optimal for highly interactive UI-heavy applications

Pricing, plan by plan

Preact

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

Remix

Free

No published plan breakdown. See the Remix review.

Which should you pick?

Choose Preact if

  • You need 3kb runtime.
  • You want to start without paying.
  • You also want preact/compat.
Preact review

Choose Remix if

  • You need server-side rendering.
  • You want to start without paying.
  • You also want file-based routing.
Remix review

Questions people ask

Is Preact or Remix better?
Neither clearly leads. Preact starts at Free and Remix at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Preact or Remix?
Preact starts at Free and Remix at Free.
Does Preact or Remix run on more platforms?
Both run on Web, so platform support will not decide this one for you.
Can I use Preact for free?
Both have a free tier, so you can try either at no cost before committing.
What is Preact best used for?
Preact is most often used for embedded widgets that load inside someone else’s page and must stay small, marketing and content sites where javascript payload affects core web vitals, applications targeting low-bandwidth or low-powered devices. Of those, embedded widgets that load inside someone else’s page and must stay small and marketing and content sites where javascript payload affects core web vitals are not what Remix is typically brought in for.
What can Preact do that Remix cannot?
Preact covers 3kB runtime, preact/compat, Same modern API, Fast rendering. Remix covers Server-side rendering, File-based routing, Data loading patterns, Form handling.

Answered from the vendors’ own pages

Preact: Is Preact free?

Yes, open source under the MIT licence.

Remix: Does Remix require React?

Yes, Remix is built on React and uses React components for the UI layer, though Remix simplifies server-side rendering and data loading patterns.

Source
Preact: Can I use React libraries with Preact?

Most, through the preact/compat layer. Compatibility is good but not complete, so libraries relying on React internals can break.

Remix: Can Remix be used for static site generation?

Remix is primarily a server-rendering framework; it supports static exports but is optimized for dynamic server-rendered applications.

Source
Preact: Why choose Preact over React?

Bundle size, almost always. If payload is not a binding constraint, React’s ecosystem is usually the better trade.

Remix: How does Remix compare to Next.js?

Both are full-stack frameworks, but Remix emphasizes web fundamentals and simpler mental models while Next.js focuses on both static generation and server rendering.

Source
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