Analytics and Tracking

CrazyEggCrazyEgg

CrazyEgg Usage Statistics · Download List of All Websites using CrazyEgg

Crazy Egg provides visualization of visits to your website.

Site Optimization

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

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.

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.

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.

Google Conversion LinkerGoogle Conversion Linker

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

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

OptinMonsterOptinMonster

OptinMonster Usage Statistics · Download List of All Websites using OptinMonster

OptinMonster enables you to create professionally designed opt-in forms without writing code.

WordPress Plugins · Feedback Forms and Surveys

Adobe ConnectAdobe Connect

Adobe Connect Usage Statistics · Download List of All Websites using Adobe Connect

Adobe Connect web conferencing software offers online meeting functionality, virtual classrooms and large scale webinars.

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

Browser-UpdateBrowser-Update

Browser-Update Usage Statistics · Download List of All Websites using Browser-Update

A service that provides the opportunity to inform your visitors unobtrusively to switch to a newer browser.

Workplace by FacebookWorkplace by Facebook

Workplace by Facebook Usage Statistics · Download List of All Websites using Workplace by Facebook

Group discussion, a personalised News Feed, and voice and video calling from Facebook.

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.

CDN JSCDN JS

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

CloudFlare's CDN with popular javascript frameworks available.

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

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

jQBrowserjQBrowser

jQBrowser Usage Statistics · Download List of All Websites using jQBrowser

jQBrowser is a plugin for the jQuery JavaScript library that replaces the $.browser object with a more robust and extensive detection.

Compatibility

ModernizrModernizr

Modernizr Usage Statistics · Download List of All Websites using Modernizr

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

Compatibility

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.

GSAPGSAP

GSAP Usage Statistics · Download List of All Websites using GSAP

GSAP is a suite of tools for scripted, high-performance HTML5 animations that work in all major browsers from GreenSock.

Animation

jQuery UIjQuery UI

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

jQuery UI provides abstractions for low-level interaction and animation, advanced effects and high-level, themeable widgets, built on top of the jQuery JavaScript Library, that you can use to build highly interactive web applications.

jQuery Plugin · UI

Lightning.jsLightning.js

Lightning.js Usage Statistics · Download List of All Websites using Lightning.js

LightningJS is an asynchronous embed code intended for third-party Javascript.

JavaScript Library

Underscore.jsUnderscore.js

Underscore.js Usage Statistics · Download List of All Websites using Underscore.js

Underscore is a utility-belt library for JavaScript that provides functional programming support.

ToastrToastr

Toastr Usage Statistics · Download List of All Websites using Toastr

toastr is a Javascript library for non-blocking notifications.

Moment JSMoment JS

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

moment.js is a date library for parsing, validating, manipulating, and formatting dates.

JavaScript Library

Advertising

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.

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

Email Hosting Providers

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

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.

VarnishVarnish

Varnish Usage Statistics · Download List of All Websites using Varnish

Varnish is a web accelerator / reverse proxy caching server.

Caching Proxy

CSS Media Queries

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.

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.

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).