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

63Health
Library PyPI

ua-parser

Parse browser, OS, and device data out of raw user agent strings, with pluggable fast-path resolvers.

649
Apache 2.0
Used by 3
65Health
Library PyPI

limits

Python rate limiting library with pluggable storage backends and multiple windowing strategies

648
MIT
Used by 3
71Health
SDK npm

react-hcaptcha

Drop-in React and Preact components for adding hCaptcha bot-protection challenges to any form.

644
MIT
Used by 3
85Health
Library Cargo

Specta

Export Rust types to TypeScript, Swift, Go, OpenAPI, and other languages automatically.

642
MIT
Used by 3
79Health
Library Cargo

fancy-regex

A Rust regex library supporting backreferences and look-around via hybrid backtracking

635
MIT
Used by 3
37Health
Library npm

Getopts

Fast, dependency-free CLI argument parser for Node.js

633
MIT
Used by 3
35Health
Library Go

deepcopy

Deep-copies arbitrary Go values via reflection, recursing through structs, slices, maps, and pointers.

630
MIT
Used by 3
40Health
Library Cargo

dotenv (Rust)

Loads environment variables from a .env file for Rust development and testing

627
MIT
Used by 3
58Health
Library Cargo

tree-sitter-md

Fast, incremental Markdown grammar for the Tree-sitter parsing framework.

626
MIT
Used by 3
45Health
Library PyPI

django-csp

Content-Security-Policy header management for Django, with per-view overrides and nonce support.

623
BSD 3
Used by 3
81Health
SDK PyPI

Groq Python Library

The official Python client for the Groq LLM inference API

621
Apache 2.0
Used by 3
69Health
Library Cargo

ringbuf

A lock-free SPSC FIFO ring buffer for Rust with direct access to inner data.

617
Other
Used by 3
67Health
Library PyPI

PySAML2

Pure Python implementation of the SAML 2.0 standard for SSO and identity federation

615
Apache 2.0
Used by 3
35Health
Library Cargo

serde-wasm-bindgen

Native integration of Serde with wasm-bindgen for fast Rust-to-JavaScript value conversion

614
MIT
Used by 3
44Health
Tool PyPI

sphinx-autobuild

A CLI tool that watches your Sphinx docs and rebuilds them on every change, live-reloading the browser instantly.

611
MIT
Used by 3
36Health
Library npm

uniqid

Generates unique hexatridecimal IDs from the current time, process ID, and MAC address for Node.js and browsers.

611
MIT
Used by 3
45Health
Library npm

mode-watcher

SSR-friendly light and dark mode management for Svelte and SvelteKit apps, with zero flash-of-unstyled-content on load.

609
MIT
Used by 3
51Health
Library npm

expo-share-intent

A React hook and Expo config plugin that captures shared text, links, images, videos, and files on iOS and Android.

608
MIT
Used by 3
48Health
Library Cargo

fastrand

A simple and fast non-cryptographic random number generator for Rust

604
Other
Used by 3
62Health
Library Cargo

interprocess

Multifunctional cross-platform interprocess communication toolkit for Rust.

602
Other
Used by 3
45Health
Library Composer

Html2Text

PHP library that converts HTML markup into readable, formatted plain text

589
Other
Used by 3
73Health
SDK npm

plaid-node

The official Node.js and TypeScript client for the Plaid API, generated straight from Plaid's OpenAPI spec.

585
MIT
Used by 3
89Health
Library PyPI

astroid

A Python AST library with static type and value inference, powering pylint

584
LGPL-2.1
Used by 3
53Health
Library Composer

Illuminate Support

The utility backbone of Laravel — string manipulation, fluent config objects, and service-provider bootstrapping, usable standalone in any PHP 8.3+ project.

583
MIT
Used by 3

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