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

75Health
Library npm

qs

A battle-tested querystring parser and serializer for Node.js with nested object support and built-in security limits.

8,940
BSD 3
Used by 49
90Health
Library npm

Prisma Client

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

47,610
Apache 2.0
Used by 46
91Health
Library npm

BullMQ

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

9,396
MIT
Used by 41
75Health
Library Cargo

flate2

Streaming DEFLATE, gzip, and zlib compression for Rust with pluggable backends

1,124
Other
Used by 35
92Health
Framework Composer

PHPUnit

The de facto standard, programmer-oriented unit testing framework for PHP.

20,055
BSD 3
Used by 34
93Health
Library Composer

Guzzle

An extensible PHP HTTP client for sending requests and integrating with web services

23,455
MIT
Used by 31
76Health
Library Cargo

toml

A native Rust encoder and decoder for TOML with first-class Serde support.

1,073
Apache 2.0
Used by 31
83Health
Library PyPI

Charset Normalizer

A pure-Python universal charset detector that turns text of unknown encoding into clean Unicode.

794
MIT
Used by 23
98Health
Framework Composer

Laravel

The expressive, elegant PHP framework for building modern web applications

34,910
MIT
Used by 21
55Health
Library Composer

Collision

Beautiful command-line error reporting for PHP apps and test suites

4,658
MIT
Used by 18
73Health
Library npm

iconv-lite

Pure JavaScript character encoding conversion supporting hundreds of legacy and Unicode encodings, with streaming for Node.js and browsers.

3,176
MIT
Used by 18
61Health
Library Cargo

tar

Streaming Rust library for reading and writing TAR archives

737
Other
Used by 18
37Health
Library Cargo

bincode

A compact, zero-fluff binary encoder and decoder for turning Rust structs into space-efficient byte streams.

3,060
MIT
Used by 17
58Health
SDK Composer

league/flysystem-aws-s3-v3

The official AWS S3 v3 SDK adapter for PHP Flysystem's unified filesystem API.

1,657
MIT
Used by 14
87Health
Library Composer

Symfony Yaml

PHP component for parsing and dumping YAML files, used throughout the Symfony framework

3,840
MIT
Used by 12
42Health
Library npm

GSAP

The industry-standard JavaScript animation library for tweening CSS, SVG, canvas, and UI with rock-solid cross-browser reliability.

28,405
Other
Used by 11
95Health
Tool Composer

PHP CS Fixer

CLI tool that automatically fixes PHP code to follow coding standards

13,550
MIT
Used by 11
84Health
Library PyPI

chardet

Universal character encoding detector for Python with built-in language and MIME type detection.

2,667
Other
Used by 11
46Health
Library Go

msgpack

A reflect-based MessagePack encoder and decoder for Go with struct tag support, custom extensions, and a sync.Pool-backed API for allocation-light serialization.

2,678
Other
Used by 10
88Health
Library Composer

Symfony HttpClient

A low-overhead, high-performance PHP HTTP client with sync, async, and streaming support

2,029
MIT
Used by 10
74Health
Library Cargo

bytemuck

A zero-cost, no_std Rust crate for safely casting between plain data types and reinterpreting slices as bytes.

1,060
Other
Used by 10
79Health
Library Composer

Symfony Process

Execute and manage sub-processes from PHP with a safe, cross-platform, streaming API

7,456
MIT
Used by 9
85Health
Library Composer

Symfony VarDumper

A better dump() function for PHP that walks and renders any variable clearly.

7,428
MIT
Used by 9
93Health
Library npm

Uppy

Extensible file upload widget with drag-drop, resumable uploads, and remote providers

30,972
MIT
Used by 8

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