Comparison

SolidJS vs Svelte

On the evidence we track, Svelte leads this comparison with a composite score of 78/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Machine formatsJSONMarkdownGraphQLor send Accept: application/json
SolidJS70
Svelte78
Score
Vioscale score
SolidJS70 / 100high · 77%updating
Svelte78 / 100medium · 71%updating
Pricing
Free tier
SolidJS
Svelte
Model
Price level
SolidJSfree
Sveltefree
Transparent
SolidJS
Svelte
Integrations
Count
SolidJS50
Svelte
Adoption
Dependent repos
SolidJS4,425
Svelte56,439
Github stars
SolidJS35,923
Svelte87,991
Package downloads weekly
SolidJS3,858,346
Svelte5,781,541
Stackoverflow questions
SolidJS600
Svelte9,000
Activity
Commits last 30d
SolidJS60
Svelte87
Release
Cadence days
SolidJS12
Svelte3
History
SolidJS20 items
Svelte20 items
License
Spdx
SolidJSMIT
SvelteMIT
Language
Primary
Market
Content
Faq
SolidJS8 items
Svelte8 items

Capabilities

Feature-by-feature on the axes that matter for frontend ui frameworks. “-” means undocumented, not absent.

Core
Paradigm
SolidJSFine-grained reactivity with reactive primitives
Sveltecompiler-based component framework
Reusable component model
SolidJS
Svelte
Rendering
Virtual DOM
SolidJS
Svelte
Signals / fine-grained reactivity
SolidJS
Svelte
SSR support
SolidJS
Svelte
DX
First-class TypeScript
SolidJS
Svelte
State
Built-in state management
SolidJS
Svelte
Ecosystem
Official router
SolidJS
Svelte-
Performance
Runtime size
SolidJSTiny (<10kb)
SvelteSmall (10–40kb)

What each one is

The product in its own terms, so the numbers below have context.

SolidJS

A JavaScript library for constructing user interfaces using fine-grained reactivity, updating only what changes rather than diffing virtual DOMs. Emphasizes performance through reactive primitives and supports modern patterns like async handling, server-side rendering, hydration, and streaming.

Independently observed

Svelte

Leader

A framework with an integrated compiler that lets developers create streamlined components using standard HTML, CSS, and JavaScript, minimizing runtime overhead in the browser.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

SolidJS

Open source
as of verify ↗

Svelte

Leader
Open sourceFree tier
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
SolidJS
Svelte

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

SolidJS

50 total
  • Vite
  • Astro
  • Mapbox GL JS
  • Apollo GraphQL
  • TipTap
  • Popper.js
  • hCaptcha
  • Tailwind CSS
  • Monaco Editor
  • Spotify
  • Tawk.to
  • Playwright
  • Vercel Styled JSX
  • Web Components
  • solid-router
  • solid-element
  • solid-meta
  • solid-refresh
  • vite-plugin-solid
  • solid-styled-jsx
  • eslint-plugin-solid
  • babel-plugin-solid-labels
  • solid-tiptap
  • solid-popper
  • +26 more
Independently observed

Svelte

Leader

Not documented yet.

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.

SolidJS vs Svelte: an evidence-based comparison · Vioscale