HTML5 is a markup language used for structuring and presenting content on the World Wide Web. It is the fifth and last major HTML version that is a World Wide Web Consortium recommendation. The current specification is known as the HTML Living Standard.HTML5 is the latest evolution of the standard that defines HTML. The term represents two different concepts. It is a new version of the language HTML, with new elements, attributes, and behaviors, and a larger set of technologies that allows the building of more diverse and powerful Web sites and applications.Is HTML5 better than HTML? HTML5 is the latest version of HTML programming that allows better management of the web application or the website contents. While HTML doesn't allows support for Video and Audio data in the programming language, HTML5 allows any kind of data to be incorporated in the program.