Comparison

PrimeReact 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.

PrimeReact full profile →Svelte full profile →

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PrimeReact46

★Svelte78

Attribute comparison across 2 tools
Attribute	PrimeReact	SvelteLeader
Vioscale score	46 / 100medium · 71%	78 / 100medium · 71%
Pricing
Free tierpricing.free_tier	✓	✓
Modelpricing.model	commercial	open_source
Price levelpricing.price_level	free	free
Security
Disclosure policysecurity.disclosure_policy	-	✓
Scorecardsecurity.scorecard	3.2	7.9
Vulnerabilitiessecurity.vulnerabilities	Count: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=primereact-working&per_page=100 · Last 12m: 0	Count: 14 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=svelte&per_page=100 · Last 12m: 12 · Max severity: HIGH
Adoption
Dependent reposadoption.dependent_repos	2	56,439
Github starsadoption.github_stars	8,318	87,991
Package downloads weeklyadoption.package_downloads_weekly	341,006	5,781,541
Stackoverflow questionsadoption.stackoverflow_questions	-	9,000
Activity
Commits last 30dactivity.commits_last_30d	0	87
Release
Cadence daysrelease.cadence_days	21	3
Historyrelease.history	20 items	20 items
License
Spdxlicense.spdx	MIT	MIT
Language
Primarylanguage.primary	CSS	JavaScript
Market
Availabilitymarket.availability	-	Available worldwide
Content
Faqcontent.faq	-	8 items

Score

Vioscale score

PrimeReact46 / 100medium · 71%

Svelte78 / 100medium · 71%

Pricing

Free tier

PrimeReact✓

Svelte✓

Model

PrimeReactcommercial

Svelteopen_source

Price level

PrimeReactfree

Sveltefree

Security

Disclosure policy

PrimeReact–

Svelte✓

Scorecard

PrimeReact3.2

Svelte7.9

Vulnerabilities

PrimeReactCount: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=primereact-working&per_page=100 · Last 12m: 0

SvelteCount: 14 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=svelte&per_page=100 · Last 12m: 12 · Max severity: HIGH

Adoption

Dependent repos

PrimeReact2

Svelte56,439

Github stars

PrimeReact8,318

Svelte87,991

Package downloads weekly

PrimeReact341,006

Svelte5,781,541

Stackoverflow questions

PrimeReact–

Svelte9,000

Activity

Commits last 30d

PrimeReact0

Svelte87

Release

Cadence days

PrimeReact21

Svelte3

History

PrimeReact20 items

Svelte20 items

License

Spdx

PrimeReactMIT

SvelteMIT

Language

Primary

PrimeReactCSS

SvelteJavaScript

Market

Availability

PrimeReact–

SvelteAvailable worldwide

Content

Faq

PrimeReact–

Svelte8 items

Capabilities

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

Capability comparison for Frontend UI Frameworks
Capability	PrimeReact	Svelte
Core
Paradigm	Component-based UI library	compiler-based component framework
Reusable component model	✓	✓
Rendering
Virtual DOM	✓	✗
Signals / fine-grained reactivity	-	✓
SSR support	-	✓
DX
First-class TypeScript	-	✗
State
Built-in state management	-	✓
Ecosystem
Official router	-	-
Performance
Runtime size	-	Small (10–40kb)

Core

Paradigm

PrimeReactComponent-based UI library

Sveltecompiler-based component framework

Reusable component model

PrimeReact✓

Svelte✓

Rendering

Virtual DOM

PrimeReact✓

Svelte✗

Signals / fine-grained reactivity

PrimeReact-

Svelte✓

SSR support

PrimeReact-

Svelte✓

First-class TypeScript

PrimeReact-

Svelte✗

State

Built-in state management

PrimeReact-

Svelte✓

Ecosystem

Official router

PrimeReact-

Svelte-

Performance

Runtime size

PrimeReact-

SvelteSmall (10–40kb)

What each one is

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

PrimeReact

A React component library offering reusable UI elements with customizable theming and multiple architectural layers—from fully styled components to headless (logic-only) versions for complete design control.

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.

PrimeReact

Open sourceFree tier

as of 2026-08-13verify ↗

Svelte

Leader

Open sourceFree tier

as of 2026-08-14verify ↗

Platform & deployment

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

Platform and deployment support comparison
Supports	PrimeReact	Svelte
WebPlatforms	✓	✓

Platforms

Web

PrimeReact✓

Svelte✓

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