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

86Health
Framework npm

Express

The fast, unopinionated, minimalist web framework for Node.js

69,454
MIT
Used by 158
96Health
Framework npm

Next.js

The React framework for production: file-based routing, server rendering, and Rust-powered builds.

142,310
MIT
Used by 154
92Health
Library npm

undici

A fast, spec-compliant HTTP/1.1 client for Node.js, built from scratch with zero runtime dependencies

7,695
MIT
Used by 70
79Health
Library npm

MSW (Mock Service Worker)

Seamless REST and GraphQL API mocking for browser and Node.js

18,203
MIT
Used by 57
93Health
Library PyPI

urllib3

A powerful, user-friendly HTTP client for Python with thread-safe connection pooling, TLS verification, and retry handling.

4,058
MIT
Used by 48
68Health
Library npm

proxy-agent

Maps HTTP, HTTPS, SOCKS, and PAC proxy protocols to the correct Node.js http.Agent implementation automatically.

1,161
MIT
Used by 47
90Health
Library npm

Prisma Client

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

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

form-data

Build readable multipart/form-data streams in Node.js for forms and file uploads

2,355
MIT
Used by 45
94Health
Library npm

MySQL2

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

4,384
MIT
Used by 41
92Health
Framework npm

Astro

The web framework for building fast, content-driven websites with islands architecture.

62,548
MIT
Used by 39
93Health
Tool npm

webpack-dev-server

The official live-reloading development server for webpack, with hot module replacement, HTTPS, and proxying built in.

7,843
MIT
Used by 38
92Health
SDK npm

@clickhouse/client

The official TypeScript client for connecting Node.js applications to ClickHouse over HTTP.

331
Apache 2.0
Used by 38
82Health
Library npm

@hono/node-server

The official Node.js adapter that runs your Hono application on a native Node HTTP server using web-standard APIs.

676
MIT
Used by 37
71Health
Framework Go

Gin

A high-performance HTTP web framework for Go, built on a zero-allocation radix-tree router with an Express.js-style API.

89,216
MIT
Used by 22
84Health
Library npm

http-proxy-middleware

The one-liner Node.js proxy middleware for connect, express, next.js, hono, and more.

11,126
MIT
Used by 20
48Health
Library npm

forge

A native, pure-JavaScript implementation of TLS and PKI cryptography for building crypto-based Node.js and browser apps.

5,331
Other
Used by 17
84Health
Library npm

got

Human-friendly and powerful HTTP request library for Node.js, with retries, streams, pagination, and RFC 7234 caching built in.

14,940
MIT
Used by 15
91Health
Framework Go

Echo

A minimalist, high-performance Go web framework with a radix-tree router, built-in middleware chain, and first-class HTTP/2 support.

32,705
MIT
Used by 13
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
Library npm

node-mssql

The Node.js client for Microsoft SQL Server, wrapping Tedious (or MSNodeSQLv8) behind a unified pool, request, and transaction API.

2,275
MIT
Used by 11
82Health
Library npm

graphql-ws

Zero-dependency server and client implementing the GraphQL over WebSocket Protocol

1,871
MIT
Used by 11
86Health
Tool npm

start-server-and-test

Starts your dev server, waits for it to respond, runs your test command, then shuts the server down automatically.

1,581
MIT
Used by 9
66Health
Library Go

go-smtp

An ESMTP client and server library for Go, implementing RFC 5321 plus AUTH, LMTP, and modern mail extensions.

2,048
MIT
Used by 8
55Health
SDK npm

msgraph-sdk-javascript

Official Microsoft Graph JavaScript SDK for calling the Graph API from Node.js and the browser.

833
MIT
Used by 8

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