Export any website to PDF. PhantomJS and node-phantom required.

app.js

phantom = require('phantom')

if(!process.argv[2]) {
	console.log('Usage: node app.js [url]')
	process.exit(1)
}
var url = process.argv[2]

phantom.create(function(ph){
  ph.createPage(function(page) {
	page.set('paperSize', {
		format: 'A4'
	})
    page.open(url, function(status) {
      page.render(url.replace(/https?:\/\//g, '') + '.pdf', function(){
        console.log('Page Rendered')
        ph.exit()
      })
    })
  })
})