Bootstrap4+Jquery lightweight html editor,single js file.

<form><input id="descr" name="descr" type="hidden"/></form> <script src="proxy.php?url=https%3A%2F%2Fwww.github.com%2F%24%7Brelpath%7D%2Fbootstrap%2Fjs%2Fbootstrap-wysiwyg.js"></script>
<script> $(function () {
$("#descr").initWysiwyg(true); });
`</script>