inherits512.9mISC2.0.4Browser-friendly inheritance fully compatible with standard node.js inherits()
isaacsIl y a about 2 yearsinheritance, class, klass, oop buffer396.6mMIT6.0.3Node.js Buffer API, for the browser
ferossIl y a about 2 yearscompatible, arraybuffer, browser, browserify eventemitter3241.8mMIT5.0.1EventEmitter3 focuses on performance while maintaining a Node.js AND browser compatible interface.
primusIl y a about 2 yearsEventEmitter, EventEmitter2, EventEmitter3, Events hasown280.8mMIT2.0.2A robust, ES3 compatible, "has own property" predicate.
inspect-jsIl y a over 1 yearhas, hasOwnProperty, hasOwn, has-own