Hotjar Usage Statistics · Download List of All Websites using Hotjar
A heatmap, survey, feedback and funnel application.
Audience Measurement · Conversion Optimization · Feedback Forms and Surveys
Visual Website Optimizer Usage Statistics · Download List of All Websites using Visual Website Optimizer
VWO provides A/B, split and multivariate testing software.
A/B Testing
FullStory Usage Statistics · Download List of All Websites using FullStory
FullStory lets product and support teams understand everything about the customer experience.
Audience Measurement
FirstPromoter Usage Statistics · Download List of All Websites using FirstPromoter
Affiliate and referral tracking system.
Advertiser Tracking
Apollo IO Usage Statistics · Download List of All Websites using Apollo IO
Apollo's platform offers sales intelligence and engagement tools to connect with over 275 million contacts at 73 million companies for better sales outcomes.
Marketing Automation
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
Google Analytics 4 Usage Statistics · Download List of All Websites using Google Analytics 4
Google Analytics 4 formerly known as App + Web is a new version of Google Analytics that was released in October 2020.
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 Conversion Tracking Usage Statistics · Download List of All Websites using Facebook Conversion Tracking
Conversion tracking functionality from Facebook, allows a user to track advertisement clicks.
Conversion Tracking · Conversion Optimization
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 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.
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
OpenAI Usage Statistics · Download List of All Websites using OpenAI
Custom GPT and SSO setup with OpenAI.
AI
WPML Multilingual Usage Statistics · Download List of All Websites using WPML Multilingual
Multilingual platform support for WordPress.
WordPress Plugins
Bugsnag Usage Statistics · Download List of All Websites using Bugsnag
Bugsnag captures errors from your web and mobile applications.
Error Tracking
CookieYes Usage Statistics · Download List of All Websites using CookieYes
GDPR Cookie Consent Solution.
Privacy Compliance
Yoast Plugins Usage Statistics · Download List of All Websites using Yoast Plugins
SEO based plugins from Yoast.
Yoast WordPress SEO Plugin Usage Statistics · Download List of All Websites using Yoast WordPress SEO Plugin
Functionality that helps you optimize your pages content, images titles, meta descriptions and more.
Wordpress Plugins Usage Statistics · Download List of All Websites using Wordpress Plugins
Plugins are tools to extend the functionality of WordPress. The website uses various plugins from WordPress to provide additional functionality. Some of them may be listed here.
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
Sitelinks Search Box Usage Statistics · Download List of All Websites using Sitelinks Search Box
With Google sitelinks search box, people can reach your content more quickly from search results.
Site Search
reCAPTCHA Usage Statistics · Download List of All Websites using reCAPTCHA
Anti-bot CAPTCHA widget from Google.
CAPTCHA
US Privacy User Signal Mechanism Usage Statistics · Download List of All Websites using US Privacy User Signal Mechanism
The US Privacy API (USP API) is a lightweight API used to communicate signals represented in the US Privacy String.
Gravatar Profiles Usage Statistics · Download List of All Websites using Gravatar Profiles
Creates Gravatar Profiles on the site.
Global Privacy Control Usage Statistics · Download List of All Websites using Global Privacy Control
This product helps you take control of your privacy by allowing you to globally opt out of data collection and data sharing.
CrUX Dataset Usage Statistics · Download List of All Websites using CrUX Dataset
CrUX is a data collection system that gathers information about how real users interact with websites. This website is included in the user experiences data gathered from Google Chrome and thus considered sufficiently popular on the Internet.
CrUX Top 5m Usage Statistics · Download List of All Websites using CrUX Top 5m
Relative measure of site popularity within the CrUX dataset, measured by the total number of navigations on the origin. This site is in the top 5 million.
SendinBlue Subscribe Form And WP SMTP Usage Statistics · Download List of All Websites using SendinBlue Subscribe Form And WP SMTP
Send emails from WordPress blog using your preferred SMTP server.
Azure Active Directory Usage Statistics · Download List of All Websites using Azure Active Directory
Enterprise identity service that provides single sign-on, multifactor authentication and more.
Login
Cloudflare Radar Usage Statistics · Download List of All Websites using Cloudflare Radar
The website appears on the Cloudflare Radar Top 1m sites list
Cloudflare Radar Top 100k Usage Statistics · Download List of All Websites using Cloudflare Radar Top 100k
The website appears in the Cloudflare Radar Top 100,000.
Network Advertising Initiative Usage Statistics · Download List of All Websites using Network Advertising Initiative
NAI is a network advertising initiative that provides services, tools and resources to help businesses manage their online advertising
German HREF LANG Usage Statistics · Download List of All Websites using German HREF LANG
This webpage has alternate versions available in German via the use of the hreflang tag.
English HREF LANG Usage Statistics · Download List of All Websites using English HREF LANG
This webpage has alternate versions available in English via the use of the hreflang tag.
French HREF LANG Usage Statistics · Download List of All Websites using French HREF LANG
This webpage has alternate versions available in French via the use of the hreflang tag.
Spanish HREF LANG Usage Statistics · Download List of All Websites using Spanish HREF LANG
This webpage has alternate versions available in Spanish via the use of the hreflang tag.
English - Inferred Usage Statistics · Download List of All Websites using English - Inferred
Based on the title and description text the website content is potentially English.
Vercel AI SDK Usage Statistics · Download List of All Websites using Vercel AI SDK
Vercel AI SDK is a complimentary open-source toolkit that provides everything required to develop intelligent, AI-driven applications.
Facebook Domain Verification Usage Statistics · Download List of All Websites using Facebook Domain Verification
Domain Verification provides a way for you to claim ownership of your domain in Facebook Business Manager.
Organization Schema Usage Statistics · Download List of All Websites using Organization Schema
Organization i.e. school, NGO, Corporation.
Schema
Person Schema Usage Statistics · Download List of All Websites using Person Schema
A human being.
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.
Mobile Non Scaleable Content Usage Statistics · Download List of All Websites using Mobile Non Scaleable Content
This content is formatted for mobile devices, it does not allow the content to be scaled.
Apple Mobile Web Clips Icon Usage Statistics · Download List of All Websites using Apple Mobile Web Clips Icon
This page contains an icon for iPhone, iPad and iTouch devices.
IPhone / Mobile Compatible Usage Statistics · Download List of All Websites using IPhone / Mobile Compatible
The website contains code that allows the page to support IPhone / Mobile Content.
Mobile Optimized Usage Statistics · Download List of All Websites using Mobile Optimized
Microsoft invented the MobileOptimized META tag to control the layout width for mobile markup rendered in Internet Explorer Mobile.
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.
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.
Amazon S3 Usage Statistics · Download List of All Websites using Amazon S3
Amazon Simple Storage provides unlimited storage to developers and online businesses - saving costs and increase storage reliability.
Euro Usage Statistics · Download List of All Websites using Euro
The website uses the € symbol on its website - meaning it may accept payment in Euros.
Currency
PayPal Usage Statistics · Download List of All Websites using PayPal
The website accepts payments with PayPal.
Payment Acceptance
Atlassian Cloud Usage Statistics · Download List of All Websites using Atlassian Cloud
Products including Jira and Confluence.
Ticketing System
WordPress Usage Statistics · Download List of All Websites using WordPress
WordPress is a state-of-the-art semantic personal publishing platform with a focus on aesthetics, web standards, and usability.
Open Source · Blog
Sentry Usage Statistics · Download List of All Websites using Sentry
JavaScript bug tracking software through Sentry's javascript client Raven.
html5shiv Usage Statistics · Download List of All Websites using html5shiv
HTML5 IE enabling script shim.
Compatibility
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 Cookie Usage Statistics · Download List of All Websites using jQuery Cookie
A simple, lightweight jQuery plugin for reading, writing and deleting cookies.
jQuery Masonry Usage Statistics · Download List of All Websites using jQuery Masonry
Masonry is a layout plugin for jQuery. Think of it as the flip side of CSS floats.
jQuery 3.7.1 Usage Statistics · Download List of All Websites using jQuery 3.7.1
jQuery version 3.7.1
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 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.
Slick JS Usage Statistics · Download List of All Websites using Slick JS
Fully responsive carousel library.
Animation
Google Hosted Libraries Usage Statistics · Download List of All Websites using Google Hosted Libraries
Google Hosted Libraries is a globally available content distribution network for the most popular, open-source JavaScript libraries.
core-js Usage Statistics · Download List of All Websites using core-js
Modular standard library for JavaScript.
Framework
Webpack Usage Statistics · Download List of All Websites using Webpack
webpack takes modules with dependencies and generates static assets representing those modules.
Magnific Popup Usage Statistics · Download List of All Websites using Magnific Popup
Magnific Popup is a responsive lightbox & dialog script.
imagesLoaded Usage Statistics · Download List of All Websites using imagesLoaded
jQuery plugin for seeing if the images are loaded.
Intersection Observer Usage Statistics · Download List of All Websites using Intersection Observer
API that can be used to understand the visibility and position of DOM elements relative to a containing element or to the top-level viewport.
React Usage Statistics · Download List of All Websites using React
A JavaScript library for building user interfaces from Facebook.
Babel Usage Statistics · Download List of All Websites using Babel
Babel is a JavaScript compiler.
Day.js Usage Statistics · Download List of All Websites using Day.js
Day.js is a javascript date time library.
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.
SaaS Pricing in Dollars Usage Statistics · Download List of All Websites using SaaS Pricing in Dollars
The website has a plans and pricing page that has currency payments in dollars. These might be USD, AUD, CAD, SGD or other countries that support $.
SaaS Pricing Below $50 Per Month Usage Statistics · Download List of All Websites using SaaS Pricing Below $50 Per Month
The website has a plans and pricing page that has currency totals that allow us to believe it is offering plans and pricing for a product that on average costs less than $50 per month.
Careers Usage Statistics · Download List of All Websites using Careers
The website contains a link to a careers / job opportunities / work with us style page.
Impressum Usage Statistics · Download List of All Websites using Impressum
This page has a link to an 'Impressum' page which is required under German law for German websites.
Facebook Usage Statistics · Download List of All Websites using Facebook
The website mentions facebook.com in some form.
LinkedIn Usage Statistics · Download List of All Websites using LinkedIn
The website mentions linkedin.com in some form.
Twitter Usage Statistics · Download List of All Websites using Twitter
The website mentions twitter.com in some form.
Instagram Usage Statistics · Download List of All Websites using Instagram
The website mentions Instagram in some form.
API Developer Usage Statistics · Download List of All Websites using API Developer
This website contains a link to an API or Developer page.
YouTube Link Usage Statistics · Download List of All Websites using YouTube Link
This website mentions YouTube.com on it in some form or another.
Affiliate Partner Reseller Usage Statistics · Download List of All Websites using Affiliate Partner Reseller
The homepage mentions "affiliates", "partners" or "resellers" as a link on the homepage. Potentially an affiliate program provider.
GitHub Usage Statistics · Download List of All Websites using GitHub
The website mentions github.com in some form.
Artificial Intelligence Usage Statistics · Download List of All Websites using Artificial Intelligence
This technology represents us finding some form of mention of AI or ChatGPT on the homepage of the website.
X Usage Statistics · Download List of All Websites using X
X is the new name for Twitter.
Apple App Link Usage Statistics · Download List of All Websites using Apple App Link
Links to an Apple App.
Service Status Usage Statistics · Download List of All Websites using Service Status
The homepage of this site may link to a Service/System Status page.
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.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. Owned by Google and now referred to as DoubleClick Digital Marketing or Google Enterprise Advertising.
Google Remarketing Usage Statistics · Download List of All Websites using Google Remarketing
Google code specifically for remarketing/retargeting based advertising.
Amazon SES Usage Statistics · Download List of All Websites using Amazon SES
Amazon Simple Email Service (Amazon SES) is a scalable, bulk, transactional email-sending service for businesses and developers.
Transactional Email
SendinBlue Usage Statistics · Download List of All Websites using SendinBlue
Marketing campaigns, Transactional Emails, and SMS messages all in one platform.
Marketing Platform
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.
DMARC Usage Statistics · Download List of All Websites using DMARC
A technical specification created by a group of organizations that want to help reduce the potential for email-based abuse
DMARC
DMARC Reject Usage Statistics · Download List of All Websites using DMARC Reject
The domain has a DMARC policy of 'Reject'. This policy tells the mail server to reject emails that fail DMARC checks, preventing them from being delivered at all.
Microsoft Azure DNS Usage Statistics · Download List of All Websites using Microsoft Azure DNS
This domain is verified with Microsoft Azure.
Microsoft Exchange Online Usage Statistics · Download List of All Websites using Microsoft Exchange Online
A rich hosted Exchange environment for every user without having to manage a server.
Business Email Hosting
Office 365 Mail Usage Statistics · Download List of All Websites using Office 365 Mail
Email sent from this domain has records showing Office 365 usage.
Apple iCloud Mail Usage Statistics · Download List of All Websites using Apple iCloud Mail
Webmail service provided by Apple.
Amazon Usage Statistics · Download List of All Websites using Amazon
This site is hosted on Amazon AWS EC2 Infrastructure.
Cloud Hosting · Cloud PaaS
Amazon Frankfurt Region Usage Statistics · Download List of All Websites using Amazon Frankfurt Region
Amazon Hosted EC2 Instances in Frankfurt, Germany.
Amazon Virginia Region Usage Statistics · Download List of All Websites using Amazon Virginia Region
Amazon Hosted EC2 Instances in Virginia
Amazon Elastic Beanstalk Usage Statistics · Download List of All Websites using Amazon Elastic Beanstalk
AWS Elastic Beanstalk is a service for deploying and scaling web applications and services.
Cloud PaaS
Host Europe Usage Statistics · Download List of All Websites using Host Europe
German based webhosting solution.
German hosting
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.
Starfield Technologies Usage Statistics · Download List of All Websites using Starfield Technologies
Certificate provided by Starfield Technologies
Root Authority
HSTS Usage Statistics · Download List of All Websites using HSTS
Forces browsers to only communicate with the site using HTTPS.
GoDaddy DNS Usage Statistics · Download List of All Websites using GoDaddy DNS
DNS services provided by GoDaddy.
Apache Usage Statistics · Download List of All Websites using Apache
Apache has been the most popular web server on the Internet since April 1996.
IPv6 Usage Statistics · Download List of All Websites using IPv6
The website has an IPv6 record.
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.
Really Simple Discovery Usage Statistics · Download List of All Websites using Really Simple Discovery
Really Simple Discovery is a way to help client software find the services needed to read, edit, or "work with" weblogging software.
Amazon CloudFront Usage Statistics · Download List of All Websites using Amazon CloudFront
Amazon CloudFront delivers your static and streaming content using a global network of edge locations.
Edge Delivery Network
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 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.
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.
Last technology detected on 26th August 2025. We know of 119 technologies on this page and 104 technologies removed from mailbutler.io since 10th February 2016. Link to this page.
mailbutler.io is ranked 273,731st in our top sites list. View BuiltWith Top Site Rank.
Add BuiltWith to for free! Get lookups easily and quickly.
Get a notification when mailbutler.io adds new technologies.
Get mailbutler.io profile as an XML, JSON, CSV or XLSX via the Domain API.
Can't find the technology you are looking for? Send us a suggestion, we will try and add it to our database.