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

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

Support for import attributes in acorn

Esri JS extend by Gishub

Esri JS extend by Gishub

Recursive object extending

Beautiful base styling for LiveKit components that you can use as is, build upon, or create your own.

minimal implementation of a PassThrough stream

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

Useful utility functions for CSS in JS solutions

Backbone like Class.extend utility for Node

Fela plugin to extend style objects

Miscellaneous helper functions.

A simple fast 'extend' function, without any extras.

Official TypeScript/Node.js SDK for Extend (extend.ai) — the document processing API. Parse, extract, classify, split, and edit PDFs and 35+ file types

Templates extending (Jade-like)

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

Like `extend` but only copies missing properties/values to the target object.

js extend

Extend objects easily in node.js