Google APIs are application programming interfaces developed by Google which allow communication with Google Services and their integration to other services.

Mobile

Meta Viewport

Websites Using Meta Viewport

This site uses the viewport meta tag which means the content may be optimized for mobile content.

Document Standard

HTML5 DocType

Websites Using HTML5 DocType

The DOCTYPE is a required preamble for HTML5 websites.

Content Security Policy

Websites Using Content Security Policy

Content Security Policy is best used as defense-in-depth, to reduce the harm caused by content injection attacks.

HTTPS

Websites Using HTTPS

Websites using https protocol.

X-UA-Compatible

Websites Using X-UA-Compatible

Allows a website to define how a page is rendered in Internet Explorer 8, allowing a website to decide to use IE7 style rendering over IE8 rendering.

Meta Tags

Meta Keywords

Websites Using Meta Keywords

Meta Keywords are a specific type of meta tag that appear in the HTML code of a Web page and help tell search engines what the topic of the page is.

Meta http-equiv

Websites Using Meta http-equiv

The http-equiv attribute provides an HTTP header for the information/value of the content attribute. The http-equiv attribute can be used to simulate an HTTP response header.