React website screenshot

React

A JavaScript library for building user interfaces, maintained by Meta and the open source community.

React publishes 2 APIs on the APIs.io network. Tagged areas include Component-Based, Frontend, JavaScript, Single Page Application, and UI Library.

React’s developer surface includes documentation, engineering blog, and 5 more developer resources.

🌐 Visit website 📡 Source on GitHub
20.7/100 emerging ▬ flat Agent 3/100 human only Full breakdown ↓
scored 2026-08-05 · rubric v0.9.1
AccessFreemium
2 APIs
Component-BasedFrontendJavaScriptSingle Page ApplicationUI LibraryWeb Development

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-08-05 · rubric v0.9.1
Composite quality — 20.7/100 · emerging
Contract Quality 0.0 / 25
Developer Ergonomics 3.0 / 20
Commercial Clarity 7.9 / 20
Operational Transparency 4.8 / 13
Governance 0.0 / 12
Discoverability 5.0 / 10
Agent readiness — 3/100 · human only
Machine-Readable Contract 0 / 18
Agentic Access Contract 0 / 10
MCP Server 0 / 12
Machine-Readable Auth 0 / 10
Idempotency 0 / 9
Stable Error Semantics 0 / 8
Request/Response Examples 0 / 7
Rate-Limit Signaling 7 / 7
Typed Event Surface 0 / 6
Agent Skills 0 / 5
Well-Known Catalog 0 / 4
Consent & Bot Identity 0 / 3
A2A Agent Card 0 / 8
Dry-Run / Simulate Mode 0 / 4
Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/react: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

APIs 2

Individual APIs this provider publishes, each with its own machine-readable definition.

React DOM API

The react-dom package provides DOM-specific methods for React.

React Core API

Core React library for building component-based user interfaces.

Pricing Plans 1

Published pricing tiers and plan structures.

React Plans Pricing

3 plans

PLANS

Rate Limits 1

Documented rate limits and quota policies.

React Rate Limits

5 limits

RATE LIMITS

FinOps 1

Cost, billing, and metering signals for API financial operations.

React Finops

FINOPS

Security Posture 1

Authentication, domain security, vulnerability disclosure, and trust-center signals.

React Domain Security

TLSv1.3 · HSTS

SECURITY

Resources

Documentation 1

Reference material describing how the API behaves

Documentation
Documentation

Agent Surfaces 1

MCP servers, agent skills, and machine-readable catalogs

LlmsText
LlmsText

Build 1

SDKs, sample code, and the tooling you integrate with

GitHubOrganization
GitHubOrganization

Access & Security 1

Authentication, authorization, and security posture

DomainSecurity
DomainSecurity

Operate 1

Status, limits, changes, and where to get help

Community
Community

Company 2

The organization behind the API

Website
Website
 Blog
Blog

Source (apis.yml)

apis.yml Raw ↑ 
aid: react
name: React
description: A JavaScript library for building user interfaces, maintained by Meta and the open source community.
type: Index
accessModel:
  pricing: freemium
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Freemium
  confidence: medium
  source:
  - plans
  generated: '2026-07-22'
  method: derived
image: https://reactjs.org/logo-og.png
url: https://raw.githubusercontent.com/api-evangelist/react/refs/heads/main/apis.yml
tags:
- Component-Based
- Frontend
- JavaScript
- Single Page Application
- UI Library
- Web Development
created: '2024-01-15'
modified: '2026-04-28'
specificationVersion: '0.19'
apis:
- aid: react:react-dom-api
  name: React DOM API
  description: The react-dom package provides DOM-specific methods for React.
  humanURL: https://react.dev/reference/react-dom
  tags:
  - Browser
  - DOM
  - Rendering
  properties:
  - type: Documentation
    url: https://react.dev/reference/react-dom
- aid: react:react-core-api
  name: React Core API
  description: Core React library for building component-based user interfaces.
  humanURL: https://react.dev/reference/react
  tags:
  - Components
  - Core
  - Hooks
  properties:
  - type: Documentation
    url: https://react.dev/reference/react
common:
- type: DomainSecurity
  url: security/react-domain-security.yml
- type: Website
  url: https://react.dev/
- type: Documentation
  url: https://react.dev/learn
- type: Blog
  url: https://react.dev/blog
- type: Community
  url: https://react.dev/community
- type: GitHubOrganization
  url: https://github.com/facebook/react
- type: LlmsText
  url: https://react.dev/llms.txt
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com