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.

JSON parse with prototype poisoning protection

Return the prototype of a provided object.

Prototype related utils

Fastest way for creating null-prototype objects in JavaScript

A library to make errors.

A utility for managing a prototype chain

Extend classes from outside in using Macros and getters

POSIX character classes for creating regular expressions.

Scoped CustomElementRegistry Polyfill

Compile ES2015 classes to ES5

A very small TypeScript library that provides tolerable Mixin functionality.

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

JSON parse with prototype poisoning protection

Really Fast Deep Clone

List of prototype properties for JavaScript types

Revert a Handlebars-instance ^4.6.0 to the proto-accessing behavior of 4.5.3

Straightforward classes for node.js or web browsers

Returns an array of the object's prototype chain