• http://phantomjs.org/
• https://github.com/niwibe/phantompy
• Understanding PhantomJS
• Headless Webkit based web browser

• 참조 : 10 things you didn't know JavaScript could do

var page = new WebPage();
page.open('http://google.com', function (status) {
    page.render('google.png');
    phantom.exit();
});