Accessibility

UserWayFirst detected on:
https://schifferbooks.com/
Content Delivery Network (CDN)

CloudflareFirst detected on:
https://schifferbooks.com/
Email Marketing Platform

AweberFirst detected on:
https://schifferbooks.com/
Frontend Toolkit Framwork

BootstrapFirst detected on:
https://schifferbooks.com/
JavaScript library

core-jsFirst detected on:
https://schifferbooks.com/

LazySizesFirst detected on:
https://schifferbooks.com/

LightboxFirst detected on:
https://schifferbooks.com/

IsotopeFirst detected on:
https://schifferbooks.com/

jQueryFirst detected on:
https://schifferbooks.com/
Marketing automation

AweberFirst detected on:
https://schifferbooks.com/
Online Payment Solution

Apple PayFirst detected on:
https://schifferbooks.com/

PayPalFirst detected on:
https://schifferbooks.com/

VenmoFirst detected on:
https://schifferbooks.com/
Online Store / E-commerce

ShopifyFirst detected on:
https://schifferbooks.com/
Web Performance Optimization

LazySizesFirst detected on:
https://schifferbooks.com/
Web Security

HSTSFirst detected on:
https://schifferbooks.com/
Web Utility Tool

WebpackFirst detected on:
https://schifferbooks.com/

Open GraphFirst detected on:
https://schifferbooks.com/

HTTP/3First detected on:
https://schifferbooks.com/