Comparison

Preact vs Stencil

On the evidence we track, Preact leads this comparison with a composite score of 81/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Preact full profile →Stencil full profile →

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★Preact81

Stencil61

Attribute comparison across 2 tools
Attribute	PreactLeader	Stencil
Vioscale score	81 / 100medium · 72%updating	61 / 100medium · 71%updating
Pricing
Modelpricing.model	commercial	commercial
Price levelpricing.price_level	free	-
Security
Scorecardsecurity.scorecard	5.7	6.1
Vulnerabilitiessecurity.vulnerabilities	Count: 2 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=preact&per_page=100 · Last 12m: 1 · Max severity: HIGH	Count: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=sam77-test-stencil-component&per_page=100 · Last 12m: 0
Adoption
Dependent reposadoption.dependent_repos	78,992	1
Github starsadoption.github_stars	38,834	13,126
Package downloads weeklyadoption.package_downloads_weekly	31,234,030	1,375,018
Activity
Commits last 30dactivity.commits_last_30d	100	37
Release
Cadence daysrelease.cadence_days	13	9
Historyrelease.history	20 items	20 items
License
Spdxlicense.spdx	MIT	MIT
Language
Primarylanguage.primary	JavaScript	TypeScript

Score

Vioscale score

Preact81 / 100medium · 72%updating

Stencil61 / 100medium · 71%updating

Pricing

Model

Preactcommercial

Stencilcommercial

Price level

Preactfree

Stencil–

Security

Scorecard

Preact5.7

Stencil6.1

Vulnerabilities

PreactCount: 2 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=preact&per_page=100 · Last 12m: 1 · Max severity: HIGH

StencilCount: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=sam77-test-stencil-component&per_page=100 · Last 12m: 0

Adoption

Dependent repos

Preact78,992

Stencil1

Github stars

Preact38,834

Stencil13,126

Package downloads weekly

Preact31,234,030

Stencil1,375,018

Activity

Commits last 30d

Preact100

Stencil37

Release

Cadence days

Preact13

Stencil9

History

Preact20 items

Stencil20 items

License

Spdx

PreactMIT

StencilMIT

Language

Primary

PreactJavaScript

StencilTypeScript

Capabilities

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

Capability comparison for Frontend UI Frameworks
Capability	Preact	Stencil
Core
Paradigm	Virtual DOM component library	Web component compiler
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	Tiny (<10kb)	Tiny (<10kb)

Core

Paradigm

PreactVirtual DOM component library

StencilWeb component compiler

Reusable component model

Preact✓

Stencil✓

Rendering

Virtual DOM

Preact✓

Stencil✓

Signals / fine-grained reactivity

Preact-

Stencil-

SSR support

Preact✓

Stencil-

First-class TypeScript

Preact-

Stencil✓

State

Built-in state management

Preact✓

Stencil-

Ecosystem

Official router

Preact-

Stencil-

Performance

Runtime size

PreactTiny (<10kb)

StencilTiny (<10kb)

What each one is

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

Preact

Leader

A minimal virtual DOM library that provides a React-compatible API with significantly reduced file size. Preact delivers performance-focused component development without the overhead of traditional frameworks.

Independently observed

Stencil

A TypeScript-based framework for authoring standards-compliant web components and component libraries that run on any browser or framework without framework dependencies.

Independently observed

Pricing

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

Preact

Leader

Open source

as of 2026-08-13verify ↗

Stencil

Pricing not documented yet.

Platform & deployment

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

Platform and deployment support comparison
Supports	Preact	Stencil
WebPlatforms	✓	✓
CLIPlatforms	✗	✓

Platforms

Web

Preact✓

Stencil✓

CLI

Preact✗

Stencil✓

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