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W3C Working Group publishes "HTML5 differences from HTML 4", [130] which provides a complete outline of additions, removals and changes between HTML5 and HTML4.

Dec 13, 2025 · HTML5 is the fifth version of Hypertext Markup Language (HTML), a standard language used to structure webpages. It defines how content on a webpage should be structured and displayed.

18 hours ago · About this specification This specification is like no other — it has been processed with you, the humble web developer, in mind. The focus of this specification is readability and ease of …

HTML5 is the latest and most enhanced version of HTML. Technically, HTML is not a programming language, but rather a markup language. In this tutorial, we will discuss the features of HTML5 and …

Dec 22, 2025 · HTML5 is designed with extensibility in mind for data that should be associated with a particular element but need not have any defined meaning. data-* attributes allow us to store extra …

Jun 20, 2017 · HTML5 is the fifth revision and newest version of the HTML standard. It offers new features that provide not only rich media support but also enhance support for creating web …

New form elements, along with better integration between HTML5, CSS, and JavaScript has made it possible to create full-scale web applications using the three languages that are native to the web …

html5.org HTML5 is the latest version of HTML and XHTML. The HTML Standard defines a single language that can be written in HTML and XML. It attempts to solve issues found in previous …

什么是 HTML5? HTML5 是下一代 HTML 标准。 HTML , HTML 4.01的上一个版本诞生于 1999 年。 自从那以后，Web 世界已经经历了巨变。 HTML5 仍处于完善之中。 然而，大部分现代浏览器已经具备 …