Analytics and Tracking

Google Conversion TrackingGoogle Conversion Tracking

Google Conversion Tracking Usage Statistics · Download List of All Websites using Google Conversion Tracking

This free tool in AdWords can show you what happens after customers click your ad (for example, whether they purchased your product, called from a mobile phone or downloaded your app).

Conversion Optimization

Google AnalyticsGoogle Analytics

Google Analytics Usage Statistics · Download List of All Websites using Google Analytics

Google Analytics offers a host of compelling features and benefits for everyone from senior executives and advertising and marketing professionals to site owners and content developers.

Application Performance · Audience Measurement · Visitor Count Tracking

Twitter AnalyticsTwitter Analytics

Twitter Analytics Usage Statistics · Download List of All Websites using Twitter Analytics

A tool that helps website owners understand how much traffic they receive from Twitter and the effectiveness of Twitter integrations on their sites. Includes Twitter Conversion Tracking.

Conversion Optimization

Facebook SignalFacebook Signal

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

Journalists use Signal to surface relevant trends, photos, videos and posts from Facebook and Instagram for use in their storytelling and reporting.

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.

Twitter Website Universal TagTwitter Website Universal Tag

Twitter Website Universal Tag Usage Statistics · Download List of All Websites using Twitter Website Universal Tag

A tool from Twitter that makes it possible for advertisers to track website conversions and manage tailored audience campaigns.

Content Delivery Network

AJAX Libraries APIAJAX Libraries API

AJAX Libraries API Usage Statistics · Download List of All Websites using AJAX Libraries API

The AJAX Libraries API is a content distribution network and loading architecture for the most popular, open source JavaScript libraries.

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.

Zencoder CDNZencoder CDN

Zencoder CDN Usage Statistics · Download List of All Websites using Zencoder CDN

This page has content hosted on the Zencoder CDN, owned by Brightcove.

GStatic Google Static ContentGStatic Google Static Content

GStatic Google Static Content Usage Statistics · Download List of All Websites using GStatic Google Static Content

Google has off-loaded static content (Javascript/Images/CSS) to a different domain name in an effort to reduce bandwidth usage and increase network performance for the end user.

CDN JSCDN JS

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

CloudFlare's CDN with popular javascript frameworks available.

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.

Japanese YenJapanese Yen

Japanese Yen Usage Statistics · Download List of All Websites using Japanese Yen

The website uses the ¥ symbol on its website - meaning it may accept payment in this Japanese currency.

Payment Currency

Pound SterlingPound Sterling

Pound Sterling Usage Statistics · Download List of All Websites using Pound Sterling

The website uses the £ symbol on its website - meaning it may accept payment in this British currency.

Payment Currency

Audio / Video Media

VimeoVimeo

Vimeo Usage Statistics · Download List of All Websites using Vimeo

Use Vimeo to exchange videos with only the people you want to. We have a bunch of different privacy options so you can choose exactly who can see your videos, and others can do the same. The website embeds vimeo.

Online Video Platform · Video Players

VideoJSVideoJS

VideoJS Usage Statistics · Download List of All Websites using VideoJS

VideoJS is an HTML5 Video Player, built with Javascript and CSS, with a fallback to a Flash video player for when the browser doesn't support HTML5 video. Owned by Brightcove.

Video Players

Content Management System
JavaScript Libraries and Functions

ModernizrModernizr

Modernizr Usage Statistics · Download List of All Websites using Modernizr

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

Compatibility

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.

Social SDK

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.

Social SDK

jQuery NoConflictjQuery NoConflict

jQuery NoConflict Usage Statistics · Download List of All Websites using jQuery NoConflict

Return control of $ back to the other libraries with a call to $.noConflict().

jQuery Plugin

HandlebarsHandlebars

Handlebars Usage Statistics · Download List of All Websites using Handlebars

Handlebars provides the power necessary to let you build semantic templates effectively with no frustration.

Framework

lazySizeslazySizes

lazySizes Usage Statistics · Download List of All Websites using lazySizes

Lazy loader for images (responsive and normal), iframes and scripts, that detects any visibility changes triggered through user interaction, CSS or JavaScript without configuration.

Image Library

FroogaloopFroogaloop

Froogaloop Usage Statistics · Download List of All Websites using Froogaloop

Froogaloop is a small Javascript utility framework to help with the complexities involved in dealing with using the Javascript API through window.postMessage for controlling Vimeo's Moogaloop video player.

yepnopeyepnope

yepnope Usage Statistics · Download List of All Websites using yepnope

yepnope is an asynchronous conditional resource loader that's super-fast, and allows you to load only the scripts that your users need.

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

ReactReact

React Usage Statistics · Download List of All Websites using React

A JavaScript library for building user interfaces from Facebook.

JavaScript Library

RespondRespond

Respond Usage Statistics · Download List of All Websites using Respond

A fast & lightweight polyfill for min/max-width CSS3 Media Queries (for IE 6-8, and more)

Compatibility

WebFont LoaderWebFont Loader

WebFont Loader Usage Statistics · Download List of All Websites using WebFont Loader

WebFont Loader gives you added control when using linked fonts via @font-face, from Typekit.

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

DoubleClick.NetDoubleClick.Net

DoubleClick.Net Usage Statistics · Download List of All Websites using DoubleClick.Net

DoubleClick enables agencies, marketers and publishers to work together successfully and profit from their digital marketing investments.

AdRollAdRoll

AdRoll Usage Statistics · Download List of All Websites using AdRoll

AdRoll is a retargeting platform with a mission to make display advertising simple for business of all sizes.

Ad Network · Facebook Exchange · Retargeting / Remarketing

Email Hosting Providers

SendgridSendgrid

Sendgrid Usage Statistics · Download List of All Websites using Sendgrid

SendGrid's cloud-based email infrastructure provides businesses with email delivery management.

Transactional Email

ZendeskZendesk

Zendesk Usage Statistics · Download List of All Websites using Zendesk

Organize, prioritize and engage with others on support requests.

CRM · Ticketing System

SPFSPF

SPF Usage Statistics · Download List of All Websites using SPF

The Sender Policy Framework is an open standard specifying a technical method to prevent sender address forgery.

Standard

SSL Certificates

SSL by DefaultSSL by Default

SSL by Default Usage Statistics · Download List of All Websites using SSL by Default

The website redirects traffic to an HTTPS/SSL version by default.

Web Servers

nginxnginx

nginx Usage Statistics · Download List of All Websites using nginx

nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.

Syndication Techniques

RSSRSS

RSS Usage Statistics · Download List of All Websites using RSS

A family of web feed formats used to publish frequently updated content such as blog entries, news headlines or podcasts.

CSS Media Queries

Device WidthDevice Width

Device Width Usage Statistics · Download List of All Websites using Device Width

Describes the width of the output device (meaning the entire screen or page, rather than just the rendering area, such as the document window).

Device Pixel RatioDevice Pixel Ratio

Device Pixel Ratio Usage Statistics · Download List of All Websites using Device Pixel Ratio

A media query to display different CSS based on the device pixel ratio. Standard screens have a pixel ratio of 1, retina devices have a pixel ratio greater than 1.

Min WidthMin Width

Min Width Usage Statistics · Download List of All Websites using Min Width

A CSS media query to display specific CSS if a device greater than the minimum width specified.

Max WidthMax Width

Max Width Usage Statistics · Download List of All Websites using Max Width

Media query to limit CSS to display for devices with a maximum width defined.

Content Delivery Network

Content Delivery NetworkContent Delivery Network

Content Delivery Network Usage Statistics · Download List of All Websites using Content Delivery Network

This page contains links that give the impression that some of the site contents are stored on a content delivery network.

Web Master Registration

Google WebmasterGoogle Webmaster

Google Webmaster Usage Statistics · Download List of All Websites using Google Webmaster

Webmaster tools provide you with a free and easy way to make your site more Google-friendly.