don&#39;t have the ability to run a bundler script due to company security policies, there&#39;s an options to not use a module system at all:</p>
<pre><code class="lang-markup">&lt;html&gt;
  &lt;head&gt;
    &lt;title&gt;Hello world&lt;/title&gt;
  &lt;/head&gt;
  &lt;body&gt;
    &lt;script src=&quot;https://cdn.rawgit.com/lhorie/mithril.js/rewrite/mithril.js&quot;&gt;&lt;/script&gt;
    &lt;script src=&quot;index.js&quot;&gt;&lt;/script&gt;
  &lt;/body&gt;
&lt;/html&gt;
</code></pre>
<pre><code class="l