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

55Health
Library npm

Headless UI

Unstyled, fully accessible UI components for React and Vue, built for Tailwind CSS

28,742
MIT
Used by 49
48Health
Library npm

Vaul

An unstyled, physics-based drawer component for React, built on Radix UI's Dialog primitive.

8,608
MIT
Used by 49
71Health
Library npm

react-error-boundary

Reusable React error boundary component that catches rendering errors and shows a fallback UI.

7,986
MIT
Used by 48
93Health
Library PyPI

urllib3

A powerful, user-friendly HTTP client for Python with thread-safe connection pooling, TLS verification, and retry handling.

4,058
MIT
Used by 48
68Health
Library npm

proxy-agent

Maps HTTP, HTTPS, SOCKS, and PAC proxy protocols to the correct Node.js http.Agent implementation automatically.

1,161
MIT
Used by 47
62Health
Library PyPI

rich

A Python library for rendering rich text, tables, progress bars, and syntax-highlighted code in the terminal.

57,363
MIT
Used by 46
90Health
Tool PyPI

Ruff

An extremely fast Python linter and code formatter, written in Rust, built as a drop-in replacement for Flake8, Black, isort, and dozens of plugins.

49,630
MIT
Used by 46
90Health
Library npm

Prisma Client

Auto-generated, type-safe database client for Node.js and TypeScript.

47,610
Apache 2.0
Used by 46
87Health
Library npm

Base UI

Unstyled, accessible React components and low-level hooks for building your own design system.

10,897
MIT
Used by 46
77Health
Library npm

input-otp

Accessible, unstyled one-time password input component for React with full keyboard, paste, and password-manager support.

3,255
MIT
Used by 46
40Health
Library npm

prop-types

Runtime type checking for React component props, warning in development when data doesn't match the declared shape.

4,447
MIT
Used by 45
86Health
Library npm

react-hotkeys-hook

A lightweight React hook for wiring up keyboard shortcuts in components declaratively.

3,505
MIT
Used by 45
86Health
Library npm

SWR

React Hooks for data fetching with built-in caching, revalidation, and real-time updates

32,477
MIT
Used by 43
90Health
Library npm

Tabler Icons React

6000+ free MIT-licensed SVG icons as tree-shakable React components with customizable size, color, and stroke.

21,685
MIT
Used by 43
60Health
Library npm

react-select

The flexible, accessible Select control for React with multi-select, async, and creatable options.

28,027
MIT
Used by 42
88Health
Library npm

React Aria

Unstyled, accessible React hooks and components for building your own design system.

15,869
Apache 2.0
Used by 42
91Health
Library npm

React Redux

Official React bindings for Redux — performant, flexible hooks and Provider for connecting components to your store.

23,435
MIT
Used by 41
53Health
Library npm

React DnD

A set of React hooks and utilities for building complex drag-and-drop interfaces without coupling your components to the DOM.

21,627
MIT
Used by 41
59Health
Library npm

use-debounce

Tiny, tree-shakeable React hooks for debouncing and throttling values and callbacks.

3,383
MIT
Used by 39
92Health
SDK npm

@clickhouse/client

The official TypeScript client for connecting Node.js applications to ClickHouse over HTTP.

331
Apache 2.0
Used by 38
63Health
Library npm

react-colorful

A tiny, dependency-free color picker component for React and Preact apps

3,554
MIT
Used by 37
40Health
Library npm

lowlight

Virtual syntax highlighting for virtual DOMs and non-HTML things, powered by highlight.js

923
MIT
Used by 37
93Health
Framework npm

Docusaurus

React-based static site generator for building fast, maintainable documentation websites.

66,246
MIT
Used by 36
90Health
Framework npm

tRPC Server

Build end-to-end typesafe APIs in TypeScript with no schemas, no code generation, and zero runtime bloat.

40,607
MIT
Used by 35

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