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

48Health
Library npm

qr-code-styling

A JavaScript/TypeScript library for generating richly styled QR codes with embedded logos, gradients, and custom dot shapes.

2,969
MIT
Used by 4
71Health
Framework Composer

MonologBundle

Configure Monolog logging handlers and channels declaratively in Symfony

2,913
MIT
Used by 4
74Health
Library npm

altcha

Privacy-first, self-hosted CAPTCHA replacement that proves a visitor is human with invisible proof-of-work instead of puzzles, tracking, or third-party APIs.

2,846
MIT
Used by 4
46Health
Library Go

cmux

A Go library that multiplexes gRPC, HTTP, TLS, and other protocols over a single TCP listener.

2,771
Apache 2.0
Used by 4
46Health
Library npm

@vueuse/motion

Vue composables and a v-motion directive for declarative, physics-based component animation.

2,767
MIT
Used by 4
46Health
Library npm

loglevel

Minimal, dependency-free logging for JavaScript that wraps console methods with reliable level filtering.

2,746
MIT
Used by 4
68Health
Library npm

jsonata

A lightweight query and transformation language for filtering, mapping, and reshaping JSON data with concise, path-based expressions.

2,703
MIT
Used by 4
60Health
Library npm

React Responsive Carousel

A lightweight, fully customizable React carousel component with swipe, keyboard navigation, and autoplay support.

2,674
MIT
Used by 4
61Health
Library Cargo

inquire

A Rust library for building interactive command-line prompts — text, select, multiselect, confirm, date, and password inputs with validation, autocompletion, and theming.

2,638
MIT
Used by 4
74Health
Library Composer

symfony/intl

PHP access to ICU library localization data — countries, languages, currencies, and timezones

2,627
MIT
Used by 4
87Health
Library Composer

Symfony Serializer

Converts PHP objects to JSON, XML, CSV, and YAML and back again

2,534
MIT
Used by 4
68Health
Library PyPI

Evaluate

Hugging Face's library for evaluating machine learning models and datasets

2,493
Apache 2.0
Used by 4
57Health
Library npm

Panzoom

A lightweight, dependency-free library for adding smooth pan-and-zoom interactions to any HTML or SVG element using CSS transforms.

2,471
MIT
Used by 4
67Health
Library Cargo

Scraper

HTML parsing and querying with CSS selectors, built on Servo's html5ever and selectors crates.

2,425
Other
Used by 4
49Health
Library npm

node-pool

Promise-based generic resource pool for reusing or throttling expensive resources like database connections.

2,407
MIT
Used by 4
41Health
Library npm

snarkdown

A dead-simple, dependency-free Markdown-to-HTML parser that weighs about 1kb gzipped.

2,405
MIT
Used by 4
49Health
Library Go

filetype

Fast, dependency-free Go library that detects file and MIME types from magic number signatures.

2,302
MIT
Used by 4
58Health
Library npm

SAML Jackson (Polis)

Open-source SAML 2.0 and OIDC library that turns enterprise SSO logins into a plain OAuth 2.0 flow for your Node.js app.

2,268
Apache 2.0
Used by 4
84Health
SDK PyPI

notion-client

A simple, fully-featured Python client for the official Notion API, with sync and async support.

2,195
MIT
Used by 4
45Health
Library PyPI

questionary

A Python library for building pretty, interactive command-line prompts — select menus, checkboxes, autocomplete, and confirmations.

2,193
MIT
Used by 4
48Health
Library npm

EventSource Polyfill

A spec-compliant EventSource polyfill that adds custom headers, auth tokens, and legacy-browser support to Server-Sent Events.

2,181
MIT
Used by 4
52Health
Library Cargo

derive_more

Adds #[derive(...)] macros for Add, From, Display, IntoIterator, Deref, and other common Rust traits

2,152
MIT
Used by 4
44Health
Library npm

sprintf-js

Complete JavaScript sprintf implementation for the browser and Node.js

2,144
BSD 3
Used by 4
58Health
Library Composer

bacon/bacon-qr-code

PHP library for generating QR codes with configurable error correction and multiple output renderers

2,111
Other
Used by 4

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