JavaScript Libraries and Functions

ReactReact

React Usage Statistics · Download List of All Websites using React

A JavaScript library for building user interfaces from Facebook.

JavaScript Library

Intersection ObserverIntersection Observer

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.

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.

HSTSHSTS

HSTS Usage Statistics · Download List of All Websites using HSTS

Forces browsers to only communicate with the site using HTTPS.

Email Hosting Providers

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.

Profile Details

Last technology detected on 1st August 2025. We know of 8 technologies on this page and 28 technologies removed from ciret.org since 26th September 2012. Link to this page.

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