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

90Health
Library npm

React Aria

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

15,978
Apache 2.0
Used by 42
83Health
Library npm

Prism

Lightweight, extensible syntax highlighting for the web and Node.js, with support for 300+ languages.

13,051
MIT
Used by 42
78Health
Framework npm

yargs

The modern, pirate-themed command-line argument parser and command framework for Node.js

11,505
MIT
Used by 42
57Health
Library npm

ora

An elegant, dependency-light terminal spinner for Node.js command-line apps and scripts.

9,767
MIT
Used by 42
85Health
Library npm

sanitize-html

Allowlist-based HTML sanitizer that strips XSS vectors from untrusted markup while preserving the tags and attributes you choose to keep.

4,652
MIT
Used by 42
70Health
Library PyPI

psycopg2

The most popular PostgreSQL database adapter for Python, implementing the full DB API 2.0 specification.

3,657
Other
Used by 42
44Health
Library npm

buffer

The Node.js Buffer API, reimplemented for the browser on top of Uint8Array.

1,893
MIT
Used by 42
54Health
Library npm

Font Awesome Free

The internet's icon toolkit — thousands of SVG, web font, and CSS icons for the web

76,989
Other
Used by 41
94Health
Library npm

React Redux

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

23,423
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.

21,625
MIT
Used by 41
83Health
Library PyPI

psutil

Cross-platform Python library for retrieving process and system utilization data.

11,309
BSD 3
Used by 41
91Health
Library npm

BullMQ

Fast, reliable Redis-based message queue and background job processing for Node.js and TypeScript.

9,537
MIT
Used by 41
46Health
Tool npm

npm-run-all

A cross-platform CLI that runs multiple npm-scripts in parallel or in sequence, replacing fragile shell operators like && with Windows-safe orchestration.

5,835
MIT
Used by 41
94Health
Library npm

MySQL2

Fast, pure-JavaScript MySQL client for Node.js with prepared statements, promises, and pooling.

4,391
MIT
Used by 41
49Health
Library npm

mime-types

The ultimate JavaScript content-type utility for resolving MIME types from file extensions and paths.

1,479
MIT
Used by 41
38Health
Library npm

rehype-raw

A rehype plugin that reparses embedded raw HTML in a hast tree so it becomes real syntax nodes.

211
MIT
Used by 41
96Health
Library PyPI

PyTorch

A Python-first tensor library with GPU acceleration and a dynamic, define-by-run autograd engine for building and training deep neural networks.

105,021
BSD 3
Used by 40
82Health
Library npm

js-cookie

A simple, lightweight JavaScript API for handling browser cookies, client-side.

22,570
MIT
Used by 40
95Health
Framework PyPI

aiohttp

Asynchronous HTTP client and server framework for Python's asyncio, covering both API calls and building web/WebSocket services.

16,588
Apache 2.0
Used by 40
44Health
Library npm

crypto-js

A JavaScript library of crypto standards - hashing, HMAC, PBKDF2, and symmetric ciphers for Node.js and the browser.

16,398
MIT
Used by 40
84Health
Library Go

pgx v4

A pure Go PostgreSQL driver and toolkit that goes beyond database/sql with binary-format performance and Postgres-specific features.

14,352
MIT
Used by 40
70Health
Library npm

better-sqlite3

The fastest and simplest SQLite3 library for Node.js, with a synchronous API and full transaction support.

7,525
MIT
Used by 40
55Health
Library npm

use-debounce

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

3,381
MIT
Used by 40
59Health
Library npm

Archiver

A streaming Node.js library for generating ZIP and TAR archives on the fly

2,980
MIT
Used by 40

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