Delightful JavaScript Testing.

Node.js test runner that lets you develop with confidence.

simple, flexible, fun test framework

A Test-Anything-Protocol library for JavaScript

uvu is an extremely fast and lightweight test runner for Node.js and the browser

BDD/TDD assertion library for node.js and the browser. Test framework agnostic.

A blazing fast unit test framework powered by Vite

CLI for Jasmine, a simple JavaScript testing framework for browsers and Node

Cypress.io end to end testing tool

the lightest yet the fastest javascript testing library

TypeScript execution environment and REPL for node.js, with source map support

the Istanbul command line interface

TypeScript is a language for application scale JavaScript development

Configuration and scripts for Create React Native App.

> Similar to the standard [`jest-environment-jsdom`](https://github.com/facebook/jest/tree/main/packages/jest-environment-jsdom), but exposes `jsdom` so that you can reconfigure it from your test suites.

Lint files staged by git

try to install an optional development dependency, YOLO if you can't.

A set of complementary tools to React, including the JSX transformer.

Modern native Git hooks made easy