XHTML5 boilerplate | XHTML5 or HTML5 in XML serialization mode
Source code
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml" lang="en">
<head>
<meta charset="utf-8" />
<meta name="author" content="Joost van Meeteren" />
<meta name="robots" content="index,follow" />
<meta name="description" content="..." />
<meta name="keywords" content="..." />
<meta name="viewport" content="width=device-width, initial-scale=1" />
<link href="../images/html5_icon.png" rel="icon" type="image/png" />
<title>XHTML5 boilerplate</title>
<!-- Copyright (c) 2002-2016 by Joost van Meeteren - All rights reserved. -->
<!-- Visit http://joostvanmeeteren.info/html_boilerplates/xhtml5_boilerplate/ for this page. -->
<link href="css3/xhtml5.css" rel="stylesheet" type="text/css" />
<!--[if lt IE 9]>
<script src="http://html5shiv.googlecode.com/svn/trunk/html5.js"></script>
<![endif]-->
</head>
<body>
<h1>XHTML5 boilerplate</h1>
<p>...</p>
</body>
</html>