Attribute	Description
accesskey	Specifies a shortcut key to focus an element
class	Classifies an element for use with Cascading Style Sheets.
contenteditable	Content of an element is editable or not
contextmenu	The context menu appears when a user right-clicks on the element.
data	Used to store custom data private to the page or application
dir	Specifies the element's text directionality
draggable	The draggable attribute is an enumerated attribute.
hidden	Specifies that an element is not yet, or is no longer, relevant
id	Unique id for an element
itemprop	An itemprop attribute specified, if doing so adds one or more properties to one or more items
itemscope	The itemscope attribute is a boolean attribute.
itemtype	item types of the item.
lang	language of the element's content
spellcheck	spelling and grammar checked
style	Specifies an inline CSS style for an element
tabindex	tabbing order of an element
title	Specifies extra information about an element
translate	Content of an element should be translated or not

Tag	Description
<article>	Article in a document
<aside>	Content aside from the page content
<audio>	Sound content
<bdi>	Isolates a part of text that might be formatted in a different direction from other text outside it
<canvas>	Draw graphics, on the fly, via scripting (usually JavaScript)
<datalist>	Specifies a list of pre-defined options for input controls
<details>	Details that the user
<dialog>	Dialog box or window
<embed>	Container for an external (non-HTML) application
<figcaption>	Caption for a <figure> Tag
<figure>	Self-contained content
<footer>	Footer for a document or section
<header>	Header for a document or section
<main>	Mmain content of a document
<mark>	Marked/highlighted text
<menuitem>	Menu item that the user can invoke from a popup menu
<meter>	Scalar measurement within a known range (a gauge)
<keygen>	Key-pair generator field (for forms)
<nav>	Navigation links
<output>	Result of a calculation
<progress>	Progress of a task
<section>	Section in a document
<source>	Multiple media resources for media elements (<video> and <audio>)
<summary>	Visible heading for a <details> element
<svg>	Scalable vector graphics
<time>	Date/time
<track>	Tracks for media elements (<video> and <audio>)
<video>	Video or movie
<wbr>	Possible line-break