What powers whistle.com?

A/B Testing

Google Optimize

since Feb 2021

Optimizely

since Apr 2018

Accessibility

AccessiBe

since Aug 2021

Advertising

Amazon Advertising

since Nov 2021

Criteo

since Jun 2018

LiveIntent

since Jun 2021

Microsoft Advertising

since Feb 2021

Affiliate programs

Impact

since Feb 2021

Analytics

Auryc v4.2.5

since Nov 2021

BugSnag

since Nov 2020

Everflow

since Aug 2023

Facebook Pixel v2.9.215

since Jun 2021

Google Analytics

since Jun 2018

Heap v4.23.9

since Jun 2018

Hotjar

since Jun 2018

Microsoft Clarity

since May 2021

Mixpanel

since Jun 2018

Pinterest Conversion Tag

since Oct 2021

TikTok Pixel

since Apr 2022

Caching

Varnish

since Aug 2019

CDN

Amazon CloudFront

since Apr 2018

cdnjs

since Nov 2021

Cloudflare

since Aug 2018

jsDelivr

since Dec 2020

Unpkg

since Jun 2022

Cookie compliance

OneTrust

since Aug 2020

Osano

since Jul 2021

Ecommerce

Cart Functionality

since Aug 2020

Shopify

since Aug 2018

Editors

Unbounce

since Dec 2018

Email

MailChimp

since Aug 2022

Sendgrid

since Aug 2022

Font scripts

Google Font API

since May 2020

Typekit v1.21.0

since Aug 2018

Issue trackers

Sentry

since Dec 2021

JavaScript frameworks

Alpine.js v3.11.1

since Jun 2023

React

since Jun 2018

JavaScript libraries

Axios

since Nov 2022

Boomerang

since Jul 2021

core-js v2.6.12

since Sep 2021

FancyBox v3.4.1

since Aug 2018

Hammer.js v2.0.7

since Oct 2020

jQuery v1.12.4

since Jun 2018

LazySizes

since Feb 2022

lit-element v3.1.2

since Jun 2022

lit-html v2.5.0

since Apr 2022

Lodash v4.17.21

since May 2020

SweetAlert2 v9

since Dec 2020

Swiper

since Jun 2023

Live chat

Kustomer

since Nov 2021

Load balancers

Amazon ALB

since Jul 2023

Loyalty & rewards

Yotpo Loyalty & Referrals

since Aug 2023

Miscellaneous

DocuSign

since Aug 2022

HTTP/3

since Sep 2022

LottieFiles

since Jun 2022

Open Graph

since Sep 2022

parcel

since Dec 2020

SWC

since Dec 2022

PaaS

Amazon Web Services

since Jan 2019

Heroku

since Dec 2020

Page builders

Webflow

since Nov 2019

Payment processors

Apple Pay

since Aug 2020

PayPal

since Nov 2021

Venmo

since Nov 2021

Performance

Priority Hints

since Feb 2023

Programming languages

Erlang

since Jan 2023

Lua

since Aug 2019

Node.js

since Oct 2021

Ruby

since Aug 2018

Rust

since Dec 2022

Referral marketing

Extole v6.0

since Sep 2022

Friendbuy

since Nov 2021

Reviews

Okendo

since Feb 2023

Trustpilot

since Apr 2021

Yotpo Reviews

since Jun 2022

Security

Cloudflare Bot Management

since Nov 2021

HSTS

since Sep 2022

Segmentation

Adobe Audience Manager

since Apr 2022

Shopify apps

Back In Stock

since Aug 2023

Jilt App

since Jan 2023

Tag managers

Google Tag Manager

since Apr 2018

UI frameworks

Animate.css

since Jun 2023

Bootstrap v5

since Dec 2020

Materialize CSS

since Oct 2021

Tailwind CSS

since Apr 2022

Video players

Vimeo

since Nov 2021

YouTube

since Jan 2019

Web frameworks

Express

since Oct 2021

Ruby on Rails

since Aug 2018

Web servers

Cowboy

since Dec 2020

Nginx

since Aug 2018

OpenResty

since Aug 2019

Webmail

Apple iCloud Mail

since Jan 2023

Google Workspace

since Aug 2022

Widgets

Facebook

since Jun 2018

Wheelio

since Sep 2021