kettanaito

@mswjs/storage

Persistence and live synchronization layer for testing JavaScript applications.

@mswjs/cookies

Manage request/response cookies in the environments where those are not supported.

strict-event-emitter

Type-safe implementation of EventEmitter for browser and Node.js

msw-storybook-addon

Mock API requests in Storybook with Mock Service Worker.

@open-draft/test-server

HTTP/HTTPS testing server for your tests.

page-with

A library for usage example-driven in-browser testing of your own libraries.

@mswjs/interceptors

Low-level HTTP/HTTPS/XHR/fetch request interception library.

@mswjs/data

Data modeling and relation library for testing JavaScript applications.

dotalias

A single configuration for path aliases to reuse across all your tools (TypeScript, webpack, Jest, etc.)

ctl-scripts

<p align="center"> <a href="https://npmjs.com/package/ctl-scripts" target="_blank"> <img alt="Latest version" src="https://img.shields.io/npm/v/ctl-scripts?color=blue&style=flat-square"> </a> <a href="./LICENSE"> <img alt="License" src="http

jest-setup-glob

Apply different Jest setup files based on the test's filename.

graphql-codegen-webpack-plugin

A webpack plugin for [GraphQL Code Generator](https://www.graphql-code-generator.com/).

outvariant

Type-safe implementation of invariant with positionals.

is-node-process

Reliably determines if the code is running in Node.js

next-testing-library

Utilities for testing NextJS applications.

@mswjs/http-middleware

Spawn an [Express](https://expressjs.com) server from your [Mock Service Worker](https://github.com/mswjs/msw) request handlers or apply them to an existing server using a middleware.

@universal-path/specification

Universal Path format specification

tsnext

The TypeScript framework

headers-polyfill

A native "Headers" class polyfill.

@ossjs/release

Minimalistic, opinionated, and predictable release automation tool.

readable-stream-polyfill

A [WHATWG-compliant](https://streams.spec.whatwg.org/#readablestream) polyfill for `ReadableStream` based on the eponymous implementation in Node.js.

protocol-handlers

Utilities to work with protocol handlers on the web

webpack-http-server

On-demand runtime webpack compilations over HTTP

@open-draft/deferred-promise

A Promise-compatible abstraction that defers resolving/rejecting promises to another closure.

event-contract

Type-safe, implementation-agnostic event contract framework.