Analytics and Tracking

Global Site TagGlobal Site Tag

Global Site Tag Usage Statistics · Download List of All Websites using Global Site Tag

Google's primary tag for Google Measurement/Conversion Tracking, Adwords and DoubleClick.

Yahoo DotYahoo Dot

Yahoo Dot Usage Statistics · Download List of All Websites using Yahoo Dot

Fives advertisers a simple way to measure and improve customer engagement across campaigns.

Bing Universal Event TrackingBing Universal Event Tracking

Bing Universal Event Tracking Usage Statistics · Download List of All Websites using Bing Universal Event Tracking

Universal Event Tracking (UET) is a simple and powerful campaign measurement solution that allows you to track key conversion goals important to your business.

Conversion Optimization · Retargeting / Remarketing

Facebook PixelFacebook Pixel

Facebook Pixel Usage Statistics · Download List of All Websites using Facebook Pixel

Facebook Pixel is Facebooks conversion tracking system for ads on Facebook to websites.

Google Tag ManagerGoogle Tag Manager

Google Tag Manager Usage Statistics · Download List of All Websites using Google Tag Manager

Tag management that lets you add and update website tags without changes to underlying website code.

Tag Management

Viewport MetaViewport Meta

Viewport Meta Usage Statistics · Download List of All Websites using Viewport Meta

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

Content Delivery Network

CloudFrontCloudFront

CloudFront Usage Statistics · Download List of All Websites using CloudFront

Amazon CloudFront is a web service for content delivery. It integrates with other Amazon Web Services to give developers and businesses an easy way to distribute content to end users with low latency, high data transfer speeds, and no commitments.

JavaScript Libraries and Functions

jQueryjQuery

jQuery Usage Statistics · Download List of All Websites using jQuery

JQuery is a fast, concise, JavaScript Library that simplifies how you traverse HTML documents, handle events, perform animations, and add Ajax interactions to your web pages. jQuery is designed to change the way that you write JavaScript.

JavaScript Library

ModernizrModernizr

Modernizr Usage Statistics · Download List of All Websites using Modernizr

Modernizr allows you to target specific browser functionality in your stylesheet.

Compatibility

Enquire JSEnquire JS

Enquire JS Usage Statistics · Download List of All Websites using Enquire JS

enquire.js is a lightweight, pure JavaScript library for responding to CSS media queries.

JavaScript Library

Facebook for WebsitesFacebook for Websites

Facebook for Websites Usage Statistics · Download List of All Websites using Facebook for Websites

Allows a user to make a website more sociable and connected with integrations from the hugely popular Facebook website.

Facebook SDKFacebook SDK

Facebook SDK Usage Statistics · Download List of All Websites using Facebook SDK

JavaScript SDK enables you to access all of the features of the Graph API via JavaScript, and it provides a rich set of client-side functionality for authentication and sharing. It differs from Facebook Connect.

Advertising

Facebook Custom AudiencesFacebook Custom Audiences

Facebook Custom Audiences Usage Statistics · Download List of All Websites using Facebook Custom Audiences

Custom Audiences from your website makes it possible to reach people who visit your website and deliver the right message to them on Facebook.

Retargeting / Remarketing

Verified Link

YouTube LinkYouTube Link

YouTube Link Usage Statistics · Download List of All Websites using YouTube Link

This website mentions YouTube.com on it in some form or another.

SSL Certificates

HSTSHSTS

HSTS Usage Statistics · Download List of All Websites using HSTS

Forces browsers to only communicate with the site using HTTPS.

Web Servers

ApacheApache

Apache Usage Statistics · Download List of All Websites using Apache

Apache has been the most popular web server on the Internet since April 1996.

Document Encoding

UTF-8UTF-8

UTF-8 Usage Statistics

UTF-8 (8-bit UCS/Unicode Transformation Format) is a variable-length character encoding for Unicode. It is the preferred encoding for web pages.

Document Standards

HTML5 DocTypeHTML5 DocType

HTML5 DocType Usage Statistics

The DOCTYPE is a required preamble for HTML5 websites.

Conditional CommentsConditional Comments

Conditional Comments Usage Statistics

[url] uses conditional comments that are supported by Microsoft Internet Explorer. They allow web developers to show or hide HTML code based on the version of the viewer's browser.

Meta DescriptionMeta Description

Meta Description Usage Statistics

The description attribute provides a concise explanation of the page content.

Meta KeywordsMeta Keywords

Meta Keywords Usage Statistics

Meta tag containing keywords related to the page.

Meta RobotMeta Robot

Meta Robot Usage Statistics

This page contains a meta robots tag which tells search engines and robots to index or not index the page.

Cascading Style SheetsCascading Style Sheets

Cascading Style Sheets Usage Statistics

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

JavascriptJavascript

Javascript Usage Statistics

JavaScript is a scripting language most often used for client-side web development.

Canonical Content TagCanonical Content Tag

Canonical Content Tag Usage Statistics

Public specification of a preferred URL for a page allows search engines to understand the original location for content.

X-UA-CompatibleX-UA-Compatible

X-UA-Compatible Usage Statistics

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.

HTML 5 Specific TagsHTML 5 Specific Tags

HTML 5 Specific Tags Usage Statistics

This page contains tags that are specific to an HTML 5 implementation.

JSON-LDJSON-LD

JSON-LD Usage Statistics

JSON-LD, or JavaScript Object Notation for Linked Data, is a method of transporting Linked Data using JSON.

X-XSS-ProtectionX-XSS-Protection

X-XSS-Protection Usage Statistics

X-XSS-Protection is a HTTP header set by Internet Explorer 8+. This header lets domains toggle on and off the "XSS Filter" of IE8, which prevents some categories of XSS attacks.

Content Type OptionsContent Type Options

Content Type Options Usage Statistics

Used to disable MIME-sniffing for a particular HTTP response.

Strict Transport SecurityStrict Transport Security

Strict Transport Security Usage Statistics

The HTTP Strict-Transport-Security (HSTS) header instructs the browser to only use https.

CORSCORS

CORS Usage Statistics

The Cross-Origin Resource Sharing (CORS) mechanism gives web servers cross-domain access controls, which enable secure cross-domain data transfers. Access Control Allow Origin.