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

69Health
Library npm

globby

User-friendly glob matching for Node.js, built on fast-glob with negation, directory expansion, and gitignore support.

2,649
MIT
Used by 19
59Health
Library npm

Croner

A zero-dependency cron job scheduler and cron-expression evaluator for JavaScript and TypeScript

2,591
MIT
Used by 19
94Health
Tool npm

nest-cli

Scaffolds, builds, and serves NestJS applications through schematics-driven code generation and pluggable compiler backends.

2,197
MIT
Used by 19
80Health
Library npm

Ink

React for CLIs — build and test interactive command-line apps using declarative, Flexbox-based components instead of manual stdout writes.

39,871
MIT
Used by 18
91Health
Library npm

Effect

A TypeScript library and ecosystem for building robust, type-safe, concurrent applications with a full functional effect system

16,037
MIT
Used by 18
76Health
Library npm

morgan

Battle-tested HTTP request logger middleware for Node.js and Express.

8,201
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
40Health
Library npm

dedent

A tiny ES6 string tag that strips indentation from multi-line template strings.

1,191
MIT
Used by 18
87Health
Library npm

MobX

Simple, scalable state management that reactively tracks observable state so derivations update only when what they actually read changes.

28,205
MIT
Used by 17
62Health
Library npm

ts-pattern

The exhaustive pattern matching library for TypeScript, with smart type inference.

15,152
MIT
Used by 17
94Health
Library npm

protobuf.js

A fast, conformant JavaScript and TypeScript implementation of Protocol Buffers, no protoc required

10,589
Other
Used by 17
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
72Health
Library npm

p-map

Map over promises concurrently, with controlled concurrency, backpressure, abort signals, and error aggregation.

1,511
MIT
Used by 17
86Health
Library npm

@nestjs/config

The official NestJS configuration module for loading, validating, and injecting environment variables.

589
MIT
Used by 17
75Health
Library npm

smol-toml

A small, fast, spec-compliant TOML parser and serializer for JavaScript

308
BSD 3
Used by 17
50Health
Tool npm

eslint-config-airbnb

Airbnb's widely-adopted ESLint config for JavaScript and React, encoding the public Airbnb style guide as enforceable lint rules.

148,229
MIT
Used by 16
98Health
Framework npm

@angular/core

The core runtime of Angular: components, dependency injection, change detection, and signals for building web, mobile, and desktop apps.

101,007
MIT
Used by 16
88Health
Library npm

TypeORM

A TypeScript/JavaScript ORM supporting both Active Record and Data Mapper, across more databases than any other JS ORM

36,653
MIT
Used by 16
47Health
Library npm

SheetJS (xlsx-republish)

A drop-in npm mirror of the SheetJS Community Edition for reading and writing spreadsheets.

36,338
Apache 2.0
Used by 16
89Health
Framework npm

Slate

Completely customizable framework for building rich text editors

31,748
MIT
Used by 16
56Health
Library npm

whatwg-fetch

A lightweight polyfill bringing the window.fetch API to browsers that lack native support

25,851
MIT
Used by 16
48Health
Library npm

localForage

Offline browser storage library with a simple localStorage-like API backed by IndexedDB or WebSQL.

25,813
Apache 2.0
Used by 16
55Health
Library npm

react-toastify

Drop-in toast notifications for React apps — accessible, themeable, and callable from anywhere in your code.

13,435
MIT
Used by 16
94Health
Library npm

@nestjs/swagger

The official NestJS module that generates OpenAPI (Swagger) documentation from your controllers and DTOs

1,894
MIT
Used by 16

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