A library to make errors.

Source code handling classes for webpack

Adds a static `extend` method to a class, to simplify inheritance. Extends the static properties, prototype properties, and descriptors from a `Parent` constructor onto `Child` constructors.

A utility for managing a prototype chain

MongoDB connection strings, based on the WhatWG URL API

request body parsing for co

JSON parse with prototype poisoning protection

Return the prototype of a provided object.

Returns an array of the object's prototype chain

Prototype related utils

Fastest way for creating null-prototype objects in JavaScript

Does a JS type's prototype have a property

Tree utilities which provides a full-featured extend and object-cloning facility, and various tools to deal with nested object structures.

Browser-friendly inheritance fully compatible with standard node.js inherits()

Really Fast Deep Clone

A small polyfill for Object.setprototypeof

Copy static properties, prototype properties, and descriptors from one object to another.

Access deep object properties using a path

lil' event emitter

string contains methods that aren't included in the vanilla JavaScript string such as escaping html, decoding html entities, stripping tags, etc.