| Attribute | Description | HTML5 |
|---|---|---|
| accesskey | Set a shortcut key to focus an element | No |
| class | Set one class names for an element for styling | No |
| contenteditable | Mark element content as editable | Yes |
| contextmenu | Install a context menu for an element during right-clicking on the element | Yes |
| data-* | Create custom data attribute | Yes |
| dir | Set the text direction for an element | No |
| draggable | Mark an element as draggable | Yes |
| dropzone | Set whether the dragged data is copied, moved, or linked, when dropped | Yes |
| hidden | Hide an element | Yes |
| id | Add a unique id for an element | No |
| lang | Set the language of the element's text | No |
| spellcheck | Do the spell check for the element | Yes |
| style | Add an inline CSS style for an element | No |
| tabindex | Set the tabbing order of an element | No |
| title | Set tooltip information for an element | No |
| translate | Mark to translate element content | Yes |