Windows 8 pinning functionality for websites.
XHTML Friends Network is a simple way to represent human relationships using hyperlinks.
WebP is a modern image format that provides superior lossless and lossy compression for images on the web.
Public specification of a preferred URL for a page allows search engines to understand the original location for content.
The Speculation Rules API enhances performance for future navigations by targeting document URLs, making it ideal for multi-page applications (MPAs) rather than single-page applications (SPAs).
oEmbed is a format for allowing an embedded representation of a URL on third party sites.
The DOCTYPE is a required preamble for HTML5 websites.
The @font-face rule allows for linking to fonts that are automatically activated when needed.
This page contains tags that are specific to an HTML 5 implementation.
A way to make Web content and Web applications more accessible to people with disabilities. It especially helps with dynamic content and advanced user interface controls developed with Ajax, HTML, JavaScript, and related technologies.
A mechanism for developers to signal a relative priority for browsers to consider when fetching resources.
This page contains a meta robots tag which tells search engines and robots to index or not index the page.
Cascading Style Sheets (CSS) is a stylesheet language used to describe the presentation of a document written in a markup language. Its most common application is to style web pages written in HTML
JavaScript is a scripting language most often used for client-side web development.