virtualpatterns/mablung

Provides polyfills necessary for a full ES2015+ environment

Detect Node.JS (as opposite to browser environment) (reliable)

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

super fast, all natural json logger

like touch(1) in node

Babel command line.

Babel compiler core.

A Babel preset for each environment.

babel module loader for webpack

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

simple, flexible, fun test framework

Find newer versions of dependencies than what your package.json allows

REST framework

JavaScript test spies, stubs and mocks.

Packs ECMAScript/CommonJs/AMD modules for the browser. Allows you to split your codebase into multiple bundles, which can be loaded on demand. Supports loaders to preprocess files, i.e. json, jsx, es7, css, less, ... and your custom stuff.

CLI for webpack & friends

Chai plugin for JSON Schema v4

JavaScript build tool, similar to Make or Rake

Simple implmentation of Stream.Readable and Stream.Writable holding the data in memory.

Merges JavaScript objects recursively without altering the objects merged.

Minimalistic predicate library