Web3 — web3.js 1.0.0 documentation

var Web3 = require('web3');

// "Web3.providers.givenProvider" will be set if in an Ethereum supported browser.
var web3 = new Web3(Web3.givenProvider || 'ws://some.local-or-remote.node:8546');

> web3.eth
> web3.shh
> web3.bzz
> web3.utils
> web3.version