HTML5 is the revised version of html. It has many add-ons that eliminates the manual coding for certain functions. HTML5 also defines in some detail the required processing for invalid documents so that syntax errors will be treated uniformly by all conforming browsers and other user agents. Used by programmers and developers to create documents on the Web.
The HTML5 language has specific rules that allow placement and format of text, graphics, video and audio on a Web page. Programmers use these programming tags or elements to produce web pages in unique and creative ways.