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

91Health
Framework PyPI

FastAPI

A modern, high-performance Python web framework for building APIs with automatic validation, serialization, and interactive docs.

102,676
MIT
Used by 78
91Health
Library npm

BullMQ

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

9,442
MIT
Used by 41
92Health
Framework Composer

PHPUnit

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

20,057
BSD 3
Used by 34
78Health
Tool npm

openapi-typescript

Generate type-safe TypeScript types directly from your OpenAPI 3.0 and 3.1 schemas.

8,381
MIT
Used by 33
92Health
Library Composer

Guzzle

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

23,452
MIT
Used by 31
46Health
Library npm

openapi-types

Type-safe TypeScript definitions for OpenAPI 2.0, 3.0, and 3.1 specification documents, covering paths, schemas, and components.

921
MIT
Used by 25
90Health
Library npm

Scalar API Reference

Interactive, embeddable API reference documentation generated from your OpenAPI or Swagger specs.

16,198
MIT
Used by 23
98Health
Framework Composer

Laravel

The expressive, elegant PHP framework for building modern web applications

34,931
MIT
Used by 21
54Health
Library Composer

Collision

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

4,659
MIT
Used by 18
94Health
Tool Go

grpc-gateway

A protoc plugin that generates a reverse-proxy server, turning RESTful HTTP/JSON requests into gRPC calls from the same service definitions.

20,004
BSD 3
Used by 16
83Health
Tool npm

openapi-ts

OpenAPI-to-TypeScript code generator producing production-grade SDKs, Zod schemas, and TanStack Query hooks.

5,450
MIT
Used by 14
92Health
Library Go

kin-openapi

A Go library for parsing, validating, converting, and working with OpenAPI 2.0, 3.0, 3.1, and 3.2 documents.

3,297
MIT
Used by 14
54Health
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
63Health
Library npm

@apidevtools/swagger-parser

Parses, validates, and dereferences Swagger 2.0 and OpenAPI 3.x specs in Node.js and browsers

1,210
MIT
Used by 14
62Health
Library PyPI

drf-spectacular

Sane, flexible OpenAPI 3.0/3.1/3.2 schema generation for Django REST Framework

2,863
BSD 3
Used by 13
97Health
Library npm

swagger-ui-react

A React component that turns OpenAPI/Swagger specs into interactive, browsable API documentation.

29,026
Apache 2.0
Used by 12
88Health
Library Composer

Symfony Yaml

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

3,837
MIT
Used by 12
94Health
Tool Composer

PHP CS Fixer

CLI tool that automatically fixes PHP code to follow coding standards

13,556
MIT
Used by 11
62Health
Library npm

zod-openapi

Generate OpenAPI 3.x documentation directly from your existing Zod schemas.

646
MIT
Used by 11
88Health
Library Composer

Symfony HttpClient

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

2,030
MIT
Used by 10
73Health
Tool Go

swag

Generates Swagger 2.0 API documentation directly from declarative comments above your Go handler functions.

13,038
MIT
Used by 9
81Health
Library Composer

Symfony Process

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

7,455
MIT
Used by 9
87Health
Library Composer

Symfony VarDumper

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

7,425
MIT
Used by 9
82Health
Library npm

@fastify/swagger

Generates and serves OpenAPI/Swagger documentation directly from your Fastify route schemas

1,096
MIT
Used by 9

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