Support for import attributes in acorn

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

ESLint plugin to prevent use of extended native objects

minimal implementation of a PassThrough stream

Useful utility functions for CSS in JS solutions

webpack json to js extend copy-webpack-plugin

Miscellaneous helper functions.

Extend constructors using backbone's .extend signature

Use the @extend at-rule and functional selectors in CSS

JSS plugin that enables mixing in styles.

Extend objects easily in node.js

ESLint JavaScript language implementation

JSX support for Acorn Walk

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

Recursive object extending

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

JS class extension tool for enabling easily extending prototype with multiple objects.

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

A plugin which adds additional commands to selenium's javascript implementation of the webdriver client side API

Jest's expect matchers as a Chai plugin