copy-webpack-plugin

Copy files && directories with webpack

duplexify

Turn a writable and readable stream into a streams2 duplex stream with support for async initialization and streams1/streams2 input

rc

hardwired configuration loader

npm-package-arg

Parse the things that can be arguments to `npm install`

jest-watcher

Delightful JavaScript Testing.

@smithy/util-defaults-mode-browser

[](https://www.npmjs.com/package/@smithy/util-defaults-mode-browser) [](https:/

nodemailer

Easy as cake e-mail sending from your Node.js applications

requireindex

Write minimal node index.js files that require and export siblings by file basename

@ungap/structured-clone

A structuredClone polyfill

jest-runtime

external-editor

Edit a string with the users preferred text editor using $VISUAL or $ENVIRONMENT

which-builtin-type

What is the type of this builtin JS value?

file-type

Detect the file type of a Buffer/Uint8Array/ArrayBuffer

@ampproject/remapping

Remap sequential sourcemaps through transformations to point at the original source code

compression

Node.js compression middleware

builtin-modules

A static list of the Node.js builtin modules from the latest Node.js version

styled-components

CSS for the <Component> Age. Style components your way with speed, strong typing, and flexibility.

tree-kill

kill trees of processes

@babel/plugin-syntax-typescript

Allow parsing of TypeScript syntax

fsevents

Native Access to MacOS FSEvents

unique-filename

Generate a unique filename for use in temporary directories or caches.

temp

Temporary files and directories

jest-runner

is-finalizationregistry

Is this value a JS FinalizationRegistry? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

stylis

A Light–weight CSS Preprocessor

babel-preset-jest

> Babel preset for all Jest plugins. This preset is automatically included when using [babel-jest](https://github.com/jestjs/jest/tree/main/packages/babel-jest).

@types/eslint

TypeScript definitions for eslint

jest-resolve-dependencies

serve-static

Serve static files

@smithy/util-body-length-browser

Determines the length of a request body in browsers

data-uri-to-buffer

Create an ArrayBuffer instance from a Data URI string

iterator.prototype

`Iterator.prototype`, or a shared object to use.

redux-thunk

Thunk middleware for Redux.

is-async-function

Determine if a function is a native async function.

@smithy/util-body-length-node

Determines the length of a request body in node.js

jest-each

Parameterised tests for Jest

framer-motion

A simple and powerful JavaScript animation library

babel-plugin-jest-hoist

Babel plugin to hoist `jest.disableAutomock`, `jest.enableAutomock`, `jest.unmock`, `jest.mock`, calls above `import` statements. This plugin is automatically included when using [babel-jest](https://github.com/jestjs/jest/tree/main/packages/babel-jest).

jest-leak-detector

Module for verifying whether an object has been garbage collected or not.

min-indent

Get the shortest leading whitespace from lines in a string