You can easily defined placeholder text in the MUDS editor: placeholder: 'SomeText'.
<!-- Include the MUDS stylesheet --> <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/[email protected]/muds.min.css"> <!-- Create the editor container --> <textarea id="editor"></textarea> <!-- Include the MUDS library --> <script src="https://cdn.jsdelivr.net/npm/[email protected]/muds.min.js"></script> <!-- Initialize MUDS editor --> <script> var muds = new muds({ selector: 'editor', placeholder: 'This is my placeholder text' }); </script>