HTML5 Boilerplate in jade

html5boilerplate.jade

!!! 5
html(class='no-js')
  head
    meta(charset='utf-8')
    meta(http-equiv='X-UA-Compatible', content='IE=edge')

    title

    meta(name='description', content='')
    meta(name='viewport', content='width=device-width, initial-scale=1')

    link(rel='stylesheet', href='css/normalize.css')
    link(rel='stylesheet', href='css/main.css')
    script(src='js/vendor/modernizr-2.6.2.min.js')

  body
    //if lt IE 8
      p.chromeframe.
        You are using an <strong>outdated</strong> browser.
        Please <a href="http://browsehappy.com/">upgrade your browser</a>
        to improve your experience.

    p Hello world! This is HTML5 Boilerplate.

    script(src='//ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js')
    script window.jQuery || document.write('<script src="js/vendor/jquery-1.10.2.min.js"><\/script>')
    script(src='js/plugins.js')
    script(src='js/main.js')

    script
      (function(b,o,i,l,e,r){b.GoogleAnalyticsObject=l;b[l]||(b[l]=
      function(){(b[l].q=b[l].q||[]).push(arguments)});b[l].l=+new Date;
      e=o.createElement(i);r=o.getElementsByTagName(i)[0];
      e.src='//www.google-analytics.com/analytics.js';
      r.parentNode.insertBefore(e,r)}(window,document,'script','ga'));
      ga('create','UA-XXXXX-X');ga('send','pageview');

That doctype was deprecated some time ago, now this is the way to go:

doctype html

Cheers