extend like a boss

Combines json files using deep-extend.

Map `visit` over an array of objects.

Node's internal object extension function

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

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.

`zod-deep-extend` is a powerful utility for extending Zod schemas in a deep and recursive manner. It provides a simple and efficient way to add new fields to your existing Zod schemas, even for nested objects. This package is built on top of the Zod libra

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

Useful utility functions for CSS in JS solutions

TypeScript definitions for extend

Underscore's extend method as a standalone Common JS module.

extend an object

Extend constructors using backbone's .extend signature

Extend objects easily in node.js

Extend nodejs util api, and it is light weight and simple

Some extra object functions for underscore.js. Such as deep extend, nested pick and nested omit.

fast string hashing function

Mixin the own and inherited properties of other objects onto the first object. Pass an empty object as the first arg to shallow clone.

JSS plugin that enables mixing in styles.

As close to cssnext @extend as possible for PostCSS