ljharb/json-file-plus

the definitive JavaScript type testing library

A port of jQuery.extend that actually works on node.js

ES6 spec-compliant Object.assign shim. From https://github.com/es-shims/es6-shim

My shareable eslint config

code coverage command con coverify

Object.prototype.hasOwnProperty.call shortcut

JavaScript Code Style

The Node Security (nodesecurity.io) command line interface

tap-producing test harness for node and browsers

Accept an optional node-style callback, and also return a spec-compliant Promise!

Modern Buffer API polyfill without footguns

Evaluates javascript code blocks from markdown files.

foreach component + npm package

An Object.keys replacement, in case Object.keys is not available. From https://github.com/es-shims/es5-shim