Comparison

Headless UI vs React

On the evidence we track, React leads this comparison with a composite score of 80/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Headless UI full profile →React full profile →

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Headless UI69

★React80

Attribute comparison across 2 tools
Attribute	Headless UI	ReactLeader
Vioscale score	69 / 100medium · 62%	80 / 100medium · 73%
Pricing
Free tierpricing.free_tier	✓	-
Modelpricing.model	commercial	commercial
Price levelpricing.price_level	free	free
Integrations
Countintegrations.count	3	-
Security
Scorecardsecurity.scorecard	4.2	7
Vulnerabilitiessecurity.vulnerabilities	Count: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=%40headlessui%2Freact&per_page=100 · Last 12m: 0	Count: 1 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=react-devtools-core&per_page=100 · Last 12m: 0 · Max severity: MODERATE
Adoption
Dependent reposadoption.dependent_repos	45,352	324,856
Github starsadoption.github_stars	28,721	247,901
Package downloads weeklyadoption.package_downloads_weekly	7,182,960	173,063,703
Stackoverflow questionsadoption.stackoverflow_questions	-	470,000
Activity
Commits last 30dactivity.commits_last_30d	-	53
Release
Cadence daysrelease.cadence_days	12	60
Historyrelease.history	20 items	20 items
License
Spdxlicense.spdx	MIT	MIT
Language
Primarylanguage.primary	TypeScript	JavaScript
Market
Availabilitymarket.availability	-	Available worldwide · Popular in US · HQ US
Content
Faqcontent.faq	-	7 items

Score

Vioscale score

Headless UI69 / 100medium · 62%

React80 / 100medium · 73%

Pricing

Free tier

Headless UI✓

React–

Model

Headless UIcommercial

Reactcommercial

Price level

Headless UIfree

Reactfree

Integrations

Count

Headless UI3

React–

Security

Scorecard

Headless UI4.2

React7

Vulnerabilities

Headless UICount: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=%40headlessui%2Freact&per_page=100 · Last 12m: 0

ReactCount: 1 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=react-devtools-core&per_page=100 · Last 12m: 0 · Max severity: MODERATE

Adoption

Dependent repos

Headless UI45,352

React324,856

Github stars

Headless UI28,721

React247,901

Package downloads weekly

Headless UI7,182,960

React173,063,703

Stackoverflow questions

Headless UI–

React470,000

Activity

Commits last 30d

Headless UI–

React53

Release

Cadence days

Headless UI12

React60

History

Headless UI20 items

React20 items

License

Spdx

Headless UIMIT

ReactMIT

Language

Primary

Headless UITypeScript

ReactJavaScript

Market

Availability

Headless UI–

ReactAvailable worldwide · Popular in US · HQ US

Content

Faq

Headless UI–

React7 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	Headless UI	React
Core
Paradigm	Headless component library	Component-based library
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)	-

Core

Paradigm

Headless UIHeadless component library

ReactComponent-based library

Reusable component model

Headless UI✓

React✓

Rendering

Virtual DOM

Headless UI✓

React-

Signals / fine-grained reactivity

Headless UI-

React-

SSR support

Headless UI✓

React✓

First-class TypeScript

Headless UI-

React-

State

Built-in state management

Headless UI-

React-

Ecosystem

Official router

Headless UI-

React-

Performance

Runtime size

Headless UITiny (<10kb)

React-

What each one is

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

Headless UI

Open-source library of fully accessible UI components designed to be completely unstyled, providing seamless integration with Tailwind CSS

Independently observed

React

Leader

A library that enables developers to construct user interfaces using individual components as building blocks. React components are JavaScript functions that receive data and render the appropriate output, supporting both web applications and native mobile development through frameworks.

Independently observed

Pricing

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

Headless UI

Open sourceFree tier

as of 2026-08-13verify ↗

React

Leader

Open source

as of 2026-08-01verify ↗

Platform & deployment

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

Platform and deployment support comparison
Supports	Headless UI	React
WebPlatforms	✓	✓

Platforms

Web

Headless UI✓

React✓

Integrations

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

Headless UI

3 total

React
Vue
Tailwind CSS

Independently observed

React

Leader

Not documented yet.

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