WebP is a modern image format that provides superior lossless and lossy compression for images on the web.
Customize the snippet people see when your page is shared on Google+
Public specification of a preferred URL for a page allows search engines to understand the original location for content.
Page contains links to disable or enable DNS prefetching of links in the page.
The Open Graph protocol enables any web page to become a rich object in a social graph, a open protocol supported by Facebook
Tags that webmasters can use to markup their pages in ways recognized by major search providers.
The DOCTYPE is a required preamble for HTML5 websites.
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.
The picture element provides images for different devices and is part of the HTML 5.1 specification.
A mechanism for developers to signal a relative priority for browsers to consider when fetching resources.
JavaScript is a scripting language most often used for client-side web development.
The description attribute provides a concise explanation of the page content.
Meta tag containing keywords related to 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
JSON-LD, or JavaScript Object Notation for Linked Data, is a method of transporting Linked Data using JSON.