Anti-bot CAPTCHA widget that helps digitize books by providing snippets of books for people to enter the text for. Owned by Google.
jQuery UI is a curated set of user interface interactions, effects, widgets, and themes built on top of the jQuery JavaScript Library. Whether you're building highly interactive web applications or you just need to add a date picker to a form control.
Sleek, intuitive, and powerful mobile first front-end framework for faster and easier web development.
This site uses the viewport meta tag which means the content may be optimized for mobile content.
CloudFlare is a global CDN and DNS provider that can speed up and protect any site online.
A rich hosted Exchange environment for every user without having to manage a server.
Amazon Route 53 is a highly available and scalable Domain Name System (DNS) web service.
websites using the $ symbol on their website - meaning it may accept payment in this currency used in Israel.
Stripe is a developer-friendly way to accept payments online and in mobile apps.
Content Security Policy is best used as defense-in-depth, to reduce the harm caused by content injection attacks.
UTF-8 (8-bit UCS/Unicode Transformation Format) is a variable-length character encoding for Unicode. It is the preferred encoding for web pages.