browser-open
openBrowser(url: string): boolean
Attempts to open the browser with a given URL. On Mac OS X, attempts to reuse an existing Chrome tab via AppleScript. Otherwise, falls back to opn behavior.
var path = require('path');
var browserOpen = require('browser-open');
if (browserOpen('http://localhost:3000')) {
console.log('The browser tab has been opened!');
}