Analytics and Tracking

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

Global Site TagGlobal Site Tag

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

Google Conversion TrackingGoogle Conversion Tracking

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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 Conversion LinkerGoogle Conversion Linker

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Detects the ad click information in your conversion page URLs and stores this information to associate an ad click with a conversion.

IntercomIntercom

Intercom Usage Statistics · Download List of All Websites using Intercom

Intercom is a customer relationship management and messaging tool for web app owners

Feedback Forms and Surveys · Ticketing System

FastClickFastClick

FastClick Usage Statistics · Download List of All Websites using FastClick

Polyfill to remove click delays on browsers with touch UIs.

Mobile

Facebook SharerFacebook Sharer

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

Share this page on Facebook using a deprecated sharing syntax.

PinterestPinterest

Pinterest Usage Statistics · Download List of All Websites using Pinterest

Content from the social image sharing website Pinterest.

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

Content Delivery Network

CloudflareCloudflare

Cloudflare Usage Statistics · Download List of All Websites using Cloudflare

Automatically optimizes the delivery of your web pages so your visitors get the fastest page load times and best performance.

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.

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.

CDN JSCDN JS

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

CloudFlare's CDN with popular javascript frameworks available.

Facebook CDNFacebook CDN

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

This page has content that links to the Facebook content delivery network.

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.

Amazon PaymentsAmazon Payments

Amazon Payments Usage Statistics · Download List of All Websites using Amazon Payments

With Amazon FPS, developers can accept payments on their website for selling goods or services, raise donations, execute recurring payments, and send payments.

Donation · Payments Processor · Checkout Buttons

Shopify PayShopify Pay

Shopify Pay Usage Statistics · Download List of All Websites using Shopify Pay

Shop Pay PCI compliant end to end payment solution from Shopify.

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

KlarnaKlarna

Klarna Usage Statistics · Download List of All Websites using Klarna

Klarna Checkout takes the tries to take the hassle out of buying on mobile devices.

Payments Processor · Checkout Buttons · Pay Later

VenmoVenmo

Venmo Usage Statistics · Download List of All Websites using Venmo

Digital wallet that lets you make payments with merchants and friends.

Payment Acceptance

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

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

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

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

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

BoomerangBoomerang

Boomerang Usage Statistics · Download List of All Websites using Boomerang

boomerang is a piece of javascript that you add to your web pages, where it measures the performance of your website from your end user's point of view.

ClassnamesClassnames

Classnames Usage Statistics · Download List of All Websites using Classnames

Javascript utility for conditionally joining classNames together.

Advertising

DoubleClick.NetDoubleClick.Net

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

Email Hosting Providers

MailgunMailgun

Mailgun Usage Statistics · Download List of All Websites using Mailgun

Mailgun is a set of APIs that allow you to send, receive, track and store email effortlessly.

Transactional Email

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.

Operating Systems and Servers
Web Master Registration

Google WebmasterGoogle Webmaster

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

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.