Lightweight debugging utility for Node.js and the browser

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

takes json-cov output into stdin and POSTs to coveralls.io

Yet another JS code coverage tool that computes statement, line, function and branch coverage with module loader hooks to transparently add coverage when running tests. Supports all JS coverage use ca

A JavaScript implementation of many web standards

Static analysis tool for JavaScript

simple, flexible, fun test framework

A useful pre-commit hook for git based projects that lints and runs npm test

React is a JavaScript library for building user interfaces.

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