Analytics and Tracking

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.

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.

Quantcast MeasurementQuantcast Measurement

Quantcast Measurement Usage Statistics · Download List of All Websites using Quantcast Measurement

Provides Quantcast with tracking information about your site which anyone can access and view demographic information.

Audience Measurement · Mobile

DoubleClick FloodlightDoubleClick Floodlight

DoubleClick Floodlight Usage Statistics · Download List of All Websites using DoubleClick Floodlight

Floodlight is feature of DoubleClick ads that allows advertisers to capture and report on the actions of users who visit their website after viewing or clicking on one of the advertiser's ads.

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 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 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.

Frameworks

ASP.NETASP.NET

ASP.NET Usage Statistics · Download List of All Websites using ASP.NET

ASP.NET is a web application framework marketed by Microsoft that programmers can use to build dynamic web sites, web applications and XML web services. It is part of Microsoft's .NET platform and is the successor to Microsoft's Active Server Pages (ASP) technology.

Programming Language

PHPPHP

PHP Usage Statistics · Download List of All Websites using PHP

PHP is a widely-used general-purpose scripting language that is especially suited for Web development and can be embedded into HTML.

Programming Language

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.

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.

StripeStripe

Stripe Usage Statistics · Download List of All Websites using Stripe

Stripe makes it easy for developers to accept credit cards on the web.

Checkout Buttons · Payments Processor

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

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

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

Content Management System

OrchardOrchard

Orchard Usage Statistics · Download List of All Websites using Orchard

Orchard is a free, open source, community-focused project aimed at delivering applications and reusable components on the ASP.NET platform.

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

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

Google JS ApiGoogle JS Api

Google JS Api Usage Statistics · Download List of All Websites using Google JS Api

Use the Google Loader API. Also see Google API for more generic calls to Google.

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

ModernizrModernizr

Modernizr Usage Statistics · Download List of All Websites using Modernizr

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

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

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.

AtlasAtlas

Atlas Usage Statistics · Download List of All Websites using Atlas

High end provider of advertising solutions, using by 9 of the top 10 global brands and 7 of the top 10 global advertisement agencies. Owned by the Microsoft Corporation.

Ad Analytics · Ad Server · Digital Video Ads · Search

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

Google Floodlight CounterGoogle Floodlight Counter

Google Floodlight Counter Usage Statistics · Download List of All Websites using Google Floodlight Counter

The Floodlight Counter tag allows you to count the number of times someone visits your site after clicking on an advertisement for it.

Verified Link

Plans and PricingPlans and Pricing

Plans and Pricing Usage Statistics · Download List of All Websites using Plans and Pricing

The website contains a link to a "Plans" or "Pricing" page - useful for finding SaaS tools.

Homepage Link

Email Hosting Providers

AuthSMTPAuthSMTP

AuthSMTP Usage Statistics · Download List of All Websites using AuthSMTP

AuthSMTP is an authenticated SMTP mail service designed to solve most of the problems experienced when sending mail from your email program, application, server, cell phone or mobile device.

Google Apps for BusinessGoogle Apps for Business

Google Apps for Business Usage Statistics · Download List of All Websites using Google Apps for Business

Web-based email, calendar, and documents for teams. Renamed to Google Apps for Work, but now known as G Suite From Google Cloud.

Business Email Hosting

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.

QuoVadisQuoVadis

QuoVadis Usage Statistics · Download List of All Websites using QuoVadis

QuoVadis Trust/Link provides cost-effective identity management tools to securely identify users online, to protect privacy and data integrity with encryption, and to use legally binding digital signatures.

Operating Systems and Servers

CentOSCentOS

CentOS Usage Statistics · Download List of All Websites using CentOS

CentOS is an Enterprise-class Linux Distribution derived from sources freely provided to the public by a prominent North American Enterprise Linux vendor. CentOS conforms fully with the upstream vendors redistribution policy and aims to be 100% binary compatible.

OpenSSLOpenSSL

OpenSSL Usage Statistics · Download List of All Websites using OpenSSL

The OpenSSL Project is a collaborative effort to develop a robust, commercial-grade, full-featured, and Open Source toolkit implementing the Secure Sockets Layer (SSL v2/v3) and Transport Layer Security (TLS v1) protocols as well as a full-strength general purpose cryptography library.

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 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.

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 HeightDevice Height

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

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

Verified CDN

Amazon S3 CDNAmazon S3 CDN

Amazon S3 CDN Usage Statistics · Download List of All Websites using Amazon S3 CDN

Amazon S3 is storage for the Internet. It is designed to make web-scale computing easier for developers.

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.