The task that had to be accomplished by the developers was to create the richer and meaningful semantics for HTML5 version – plus the fact that new solution was supposed to be flexible, strongly efficient and of course to correspond to all modern web standards. Now here comes the list of the new tags that will available in HTML5.
<article> tag defines an article
<aside> tag defines content aside from the page content
<audio> tag defines sound content
<canvas> tag defines graphics
<command> tag defines a command button
<datalist> tag defines a dropdown list
<details> tag defines details of an element
<dialog> tag defines a dialog (conversation)
<embed> tag defines external interactive content or plugin
<figure> tag defines a group of media content, and their caption
<footer> tag defines a footer for a section or page
<header> tag defines a header for a section or page
<hgroup> tag defines information about a section in a document
<keygen> tag defines a generated key in a form
<mark> tag defines marked text
<meter> tag defines measurement within a predefined range
<nav> tag defines navigation links
<output> tag defines some types of output
<progress> tag defines progress of a task of any kind
<rp> tag is used in ruby annotations to define what to show browsers that do not support the ruby element.
<rt> tag defines explanation to ruby annotations.
<ruby> tag defines ruby annotations.
<section> tag defines a section
<source> tag defines media resources
<time> tag defines a date/time
<video> tag defines a video