.htmldata
HTML
HyperText Markup Language
MIME type: text/html
HTML is the standard markup language for creating web pages. Every website you visit is built with HTML, which defines the structure and content of the page.
Advantages
- +Foundation of the web — universally supported
- +Human-readable
- +Works offline in any browser
- +No compilation needed
Limitations
- -Not a programming language (no logic)
- -Needs CSS for styling and JS for interactivity
- -Can become complex for large pages
- -Accessibility requires careful implementation
Common Use Cases
Web pages and websitesEmail templatesDocumentationStatic content
Technical Details
HTML5 is the current standard (W3C Recommendation). It uses a tree structure of elements defined by tags (<div>, <p>, <h1>, etc.). HTML5 added semantic elements (header, nav, article, section), native video/audio, canvas drawing, and local storage.
Frequently Asked Questions
What is an HTML file?
An HTML file defines the structure and content of a web page using markup tags. It's the foundation of every website on the internet.