Higher level path and file manipulation functions.

Recursively mkdir, like `mkdir -p`

Node adapter for RequireJS, for loading AMD modules. Includes RequireJS optimizer

yargs the modern, pirate-themed, successor to optimist.

Babel compiler core.

A Babel preset for each environment.

babel require hook

Command line tool for generating a changelog from git tags and commit history

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

JSDoc linting rules for ESLint.

Finds the first parent directory that contains a given file or directory.

fs-extra contains methods that aren't included in the vanilla Node.js fs package. Such as recursive mkdir, copy, and remove.

Gulp plugin to run a webserver (with LiveReload)

Gulp plugin for compiling Pug templates

Object schema validation

JavaScript library for DOM operations

A JSON polyfill for older JavaScript platforms.

simple, flexible, fun test framework

Run client-side mocha tests in the command line through headless Chrome

Proxies nodejs require in order to allow overriding dependencies during testing.

JavaScript test spies, stubs and mocks.

Detect Browser, Engine, OS, CPU, and Device type/model from User-Agent & Client Hints data. Supports browser & node.js environment