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

74Health
Tool npm

TypeScript Native Preview

Preview npm build of tsgo, the native Go port of the TypeScript compiler ahead of TypeScript 7.0.

26,117
Apache 2.0
Used by 34
93Health
Library npm

VueUse

A tree-shakeable collection of essential Vue 3 composition utilities for state, sensors, and browser APIs.

22,392
MIT
Used by 34
91Health
Library Go

go-redis

The official, idiomatic Go client for Redis — connection pooling, Cluster, Sentinel, pipelines, and client-side caching built in.

22,275
Other
Used by 34
92Health
Framework Composer

PHPUnit

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

20,072
BSD 3
Used by 34
52Health
Library npm

@svgr/core

The Node.js API that converts raw SVG markup into optimized, ready-to-use React components.

11,058
MIT
Used by 34
47Health
Library npm

bcrypt

Battle-tested password hashing for Node.js using the adaptive bcrypt algorithm.

7,805
MIT
Used by 34
66Health
Library npm

html-to-image

Turns any DOM node into a PNG, JPEG, SVG, or canvas image entirely client-side, with no server or screenshot service required.

7,258
MIT
Used by 34
96Health
SDK PyPI

Anthropic Python SDK

The official Python SDK for the Anthropic Claude API, with typed clients, streaming, and tool use.

4,002
MIT
Used by 34
39Health
Library npm

tsconfig-paths

Resolves TypeScript path aliases from tsconfig.json at runtime so Node can load them like the compiler does.

1,908
MIT
Used by 34
78Health
Tool npm

unplugin-dts

Bundler plugin that generates .d.ts declaration files across Vite, Rollup, Webpack, Rspack, and esbuild

1,531
MIT
Used by 34
85Health
Library npm

cron-parser

Parse, validate, and iterate cron expressions in Node.js with full timezone and DST support.

1,501
MIT
Used by 34
91Health
Library npm

@hono/zod-validator

Type-safe request validation middleware for Hono, powered by Zod schemas.

1,000
MIT
Used by 34
58Health
Tool npm

Create React App

Zero-configuration CLI that bootstraps a React single-page app in one command

103,237
MIT
Used by 33
96Health
Library npm

Material UI

A comprehensive React component library implementing Google's Material Design, battle-tested and production-ready out of the box.

99,262
MIT
Used by 33
59Health
Library npm

Luxon

Immutable, chainable date and time handling for JavaScript with built-in time zones and Intl.

16,453
MIT
Used by 33
85Health
Library Go

Go-MySQL-Driver

A pure Go implementation of the MySQL wire protocol, used as the database/sql driver for MySQL, MariaDB, and TiDB.

15,275
MPL-2.0
Used by 33
96Health
SDK npm

google-api-nodejs-client

Google's officially supported Node.js client library for calling hundreds of Google APIs with built-in OAuth 2.0, API key, and service-account auth.

12,273
Apache 2.0
Used by 33
85Health
Tool PyPI

Gunicorn

A fast, lightweight pre-fork WSGI and ASGI HTTP server for running Python web apps in production on UNIX.

10,707
MIT
Used by 33
73Health
Library npm

ua-parser-js

Detects browser, engine, OS, CPU, and device type from a User-Agent string or Client Hints, in browsers and Node.js.

10,206
Other
Used by 33
75Health
Tool npm

openapi-typescript

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

8,408
MIT
Used by 33
48Health
Library Go

errors

Simple Go error handling primitives that add stack traces and context without losing the original cause.

8,257
Other
Used by 33
69Health
Library npm

compression

Node.js middleware that transparently gzip-, deflate-, or Brotli-compresses HTTP responses for Express and raw http servers.

2,806
MIT
Used by 33
83Health
Library Go

pflag

A drop-in replacement for Go's flag package that adds POSIX/GNU-style double-dash flags and shorthand letters.

2,782
BSD 3
Used by 33
94Health
Library PyPI

OpenTelemetry Python SDK

The reference implementation of the OpenTelemetry API for Python - traces, metrics, and logs

2,687
Apache 2.0
Used by 33

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