oda-framework/components/editors/markdown/index.html

It's an ES Progressive Framework based on the technology of Web Components and designed especially for creating custom UI/UX of any complexity for web and cross-platform PWA mobile applications.

<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<oda-tester>
    <oda-markdown id="md" edit-mode></oda-markdown>
</oda-tester>
<script type="module">
    import '../../../oda.js';
    import './markdown.js';
    md.url = './markdown-editor/lib/readme.md';
    // setTimeout(async ()=>{
    //     md.value = await fetch('./markdown-editor/lib/readme.md').then(r => r.text());
    // }, 1000)

</script>