Comparison

Bootstrap vs shadcn/ui

On the evidence we track, Bootstrap leads this comparison with a composite score of 71/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Bootstrap full profile →shadcn/ui full profile →

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★Bootstrap71

shadcn/ui62

Attribute comparison across 2 tools
Attribute	BootstrapLeader	shadcn/ui
Vioscale score	71 / 100medium · 73%	62 / 100medium · 51%
Pricing
Free tierpricing.free_tier	✓	✓
Modelpricing.model	commercial	commercial
Price levelpricing.price_level	free	free
Transparentpricing.transparent	✓	✓
Integrations
Countintegrations.count	-	6
Security
Disclosure policysecurity.disclosure_policy	-	✓
Scorecardsecurity.scorecard	7	-
Vulnerabilitiessecurity.vulnerabilities	Count: 12 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=bootstrap&per_page=100 · Last 12m: 0 · Max severity: MODERATE	Count: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=hghcn&per_page=100 · Last 12m: 0
Adoption
Dependent reposadoption.dependent_repos	874,564	0
Github starsadoption.github_stars	174,650	122,199
Package downloads weeklyadoption.package_downloads_weekly	6,450,171	-
Activity
Commits last 30dactivity.commits_last_30d	14	87
Release
Cadence daysrelease.cadence_days	49	3
Historyrelease.history	20 items	20 items
License
Spdxlicense.spdx	MIT	MIT
Language
Primarylanguage.primary	MDX	TypeScript
Market
Availabilitymarket.availability	-	Available worldwide
Content
Faqcontent.faq	8 items	-

Score

Vioscale score

Bootstrap71 / 100medium · 73%

shadcn/ui62 / 100medium · 51%

Pricing

Free tier

Bootstrap✓

shadcn/ui✓

Model

Bootstrapcommercial

shadcn/uicommercial

Price level

Bootstrapfree

shadcn/uifree

Transparent

Bootstrap✓

shadcn/ui✓

Integrations

Count

Bootstrap–

shadcn/ui6

Security

Disclosure policy

Bootstrap–

shadcn/ui✓

Scorecard

Bootstrap7

shadcn/ui–

Vulnerabilities

BootstrapCount: 12 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=bootstrap&per_page=100 · Last 12m: 0 · Max severity: MODERATE

shadcn/uiCount: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=hghcn&per_page=100 · Last 12m: 0

Adoption

Dependent repos

Bootstrap874,564

shadcn/ui0

Github stars

Bootstrap174,650

shadcn/ui122,199

Package downloads weekly

Bootstrap6,450,171

shadcn/ui–

Activity

Commits last 30d

Bootstrap14

shadcn/ui87

Release

Cadence days

Bootstrap49

shadcn/ui3

History

Bootstrap20 items

shadcn/ui20 items

License

Spdx

BootstrapMIT

shadcn/uiMIT

Language

Primary

BootstrapMDX

shadcn/uiTypeScript

Market

Availability

Bootstrap–

shadcn/uiAvailable worldwide

Content

Faq

Bootstrap8 items

shadcn/ui–

Capabilities

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

Capability comparison for Frontend UI Frameworks
Capability	Bootstrap	shadcn/ui
Core
Paradigm	CSS and JavaScript component library	Component library and design system toolkit
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)	Small (10–40kb)

Core

Paradigm

BootstrapCSS and JavaScript component library

shadcn/uiComponent library and design system toolkit

Reusable component model

Bootstrap✓

shadcn/ui✓

Rendering

Virtual DOM

Bootstrap-

shadcn/ui✓

Signals / fine-grained reactivity

Bootstrap-

shadcn/ui✗

SSR support

Bootstrap-

shadcn/ui✓

First-class TypeScript

Bootstrap-

shadcn/ui✓

State

Built-in state management

Bootstrap-

shadcn/ui✓

Ecosystem

Official router

Bootstrap-

shadcn/ui✗

Performance

Runtime size

BootstrapSmall (10–40kb)

shadcn/uiSmall (10–40kb)

What each one is

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

Bootstrap

Leader

Bootstrap is a front-end framework and library that provides pre-built HTML components, CSS styling utilities, and JavaScript plugins for constructing modern web applications. It simplifies responsive design with a grid system and standardized UI components.

Independently observed

shadcn/ui

An open-source React component library that provides ready-made UI components built on Radix UI and styled with Tailwind CSS. You copy components directly into your codebase and customize them to match your design requirements.

Independently observed

Pricing

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

Bootstrap

Leader

FreeFree tier

Free and open source

as of 2026-08-14verify ↗

shadcn/ui

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	Bootstrap	shadcn/ui
WebPlatforms	✓	✓
CLIPlatforms	✗	✓
Cloud / SaaSDeployment	✓	✓
Self-hostedDeployment	✗	✓

Platforms

Web

Bootstrap✓

shadcn/ui✓

CLI

Bootstrap✗

shadcn/ui✓

Deployment

Cloud / SaaS

Bootstrap✓

shadcn/ui✓

Self-hosted

Bootstrap✗

shadcn/ui✓

Integrations

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

Bootstrap

Leader

Not documented yet.

shadcn/ui

6 total

Radix UI
React
React Aria
Tailwind CSS
Next.js
Vite

Independently observed

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