@e2fyi/npm-modules-proxy is a nodejs app to proxy es6 modules from jsdelivr cdn, so that you can load es6 modules natively in the browser (e.g. inside jsfiddle). The proxy will automatically handles the imports inside the package to load from the proxy (instead of npm).
<!-- loads webcomponent @material/mwc-button from jsdelivr -->
<script type="module" src="https://npm.e2.fyi/@material/mwc-button"></script>
<!-- use the component -->
<mwc-button label="standard"></mwc-button>