Directory

Open Source Packages

Libraries, frameworks, tools, and SDKs used by the apps in this directory — scored the same way as the apps themselves.

5929 packages

All Packages

Kind2
Library4824 SDK549 Tool342 Framework214
Category1
Utilities Ids Helpers1293 Serialization Data Formats487 UI Component Libraries383 Cli Terminal323 Authentication Authorization289 Cryptography Hashing259 Web Frameworks API Servers246 Build Tools Bundlers227 Image Media Processing213 Cloud Sdks200 Database Drivers Clients200 Async Concurrency Runtimes194
Tags
React667 Python638 Javascript591 Rust485 Typescript408 Hacktoberfest308 PHP304 Nodejs280 Parser224 JSON205 Laravel203 Go192
Sort:Used by Most Apps
Used by Most Apps Health Score Most Stars A-Z
Showing 20 of 5929 packages
SDK Framework UI Component Libraries Clear all
97Health
Framework npm

React Native

Build native iOS and Android apps from a single React codebase using the components and patterns you already know.

126,600
MIT
Used by 31
98Health
Framework npm

Bootstrap

The world's most popular front-end framework for building responsive, mobile-first sites

174,791
MIT
Used by 25
91Health
SDK npm

react-stripe-js

Official React components and hooks for embedding Stripe.js and Stripe Elements in a React app.

2,041
MIT
Used by 25
84Health
SDK npm

react-turnstile

React bindings for Cloudflare Turnstile — a privacy-first CAPTCHA alternative with a declarative component and a full imperative ref API.

845
MIT
Used by 11
40Health
SDK npm

react-google-recaptcha

React component wrapper for Google reCAPTCHA v2, handling script loading, widget rendering, and the execute/reset API out of the box.

1,082
MIT
Used by 5
92Health
Framework npm

CopilotKit

React hooks and providers for building AI copilots with shared state, generative UI, and human-in-the-loop workflows.

37,348
MIT
Used by 3
69Health
SDK npm

supertokens-auth-react

Prebuilt, customizable React UI for SuperTokens authentication — login, signup, MFA, and session management out of the box.

306
Apache 2.0
Used by 3
39Health
SDK npm

react-turnstile

A minimal React component and hook for rendering Cloudflare Turnstile CAPTCHA challenges.

158
MIT
Used by 3
92Health
SDK npm

tldraw

A React SDK for building infinite canvas apps — whiteboards, diagrams, and drawing tools with custom shapes and real-time sync.

50,358
Other
Used by 2
94Health
Framework npm

React Admin

TypeScript framework for building admin panels and B2B apps on any API

26,935
MIT
Used by 2
46Health
SDK npm

@cloudflare/stream-react

Official React component for embedding and controlling Cloudflare Stream video players.

198
BSD 3
Used by 2
61Health
SDK npm

react-connect-js

React components that wrap Stripe Connect.js, giving platforms typed, drop-in embedded UI for payments, payouts, onboarding, and account management.

40
MIT
Used by 2
62Health
SDK npm

unicornstudio-react

A typed React and Next.js wrapper for embedding Unicorn.Studio's interactive WebGL scenes, with lazy loading, placeholders, and live variable/preset control.

40
MIT
Used by 2
61Health
SDK npm

connect-js

Loader and initializer for Stripe Connect's embeddable onboarding, payments, and payout UI components.

39
MIT
Used by 2
93Health
Framework npm

Primer CSS

GitHub's official Sass design system framework, providing utility classes and component styles for building GitHub-style interfaces.

13,016
MIT
Used by 1
81Health
Framework npm

Raycast API

The official React and TypeScript API for building extensions and AI tools that run inside Raycast, plus the `ray` CLI for scaffolding, building, and publishing them.

7,743
MIT
Used by 1
91Health
Framework npm

PatternFly

The official HTML, CSS, and Handlebars source for PatternFly, Red Hat's open-source design system for building consistent enterprise UIs.

817
MIT
Used by 1
89Health
Framework npm

scenes

A React/TypeScript framework for building interactive, dashboard-like Grafana app plugins around a reactive scene graph.

206
Apache 2.0
Used by 1
46Health
SDK npm

react-apple-signin-auth

A drop-in React button and helper API for Sign in with Apple, built directly on Apple's official JS SDK.

140
MIT
Used by 1
59Health
SDK npm

grafana-aws-sdk-react

Shared React components and hooks that give AWS-backed Grafana data source plugins a consistent authentication, connection, and SQL query-editing UI.

6
Apache 2.0
Used by 1

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