Font Awesome Usage Statistics · Download List of All Websites using Font Awesome
Iconic font and CSS toolkit.
Fonts
PHP Usage Statistics · Download List of All Websites using PHP
PHP is a widely used general-purpose scripting language that is especially suited for Web development and can be embedded into HTML.
PHP 7 Usage Statistics · Download List of All Websites using PHP 7
Version 7 of the PHP framework.
Python Usage Statistics · Download List of All Websites using Python
Python is a dynamic object-oriented programming language that can be used for many kinds of software development. It offers strong support for integration with other languages and tools, comes with extensive standard libraries, and can be learned in a few days.
Python 3.6 Usage Statistics · Download List of All Websites using Python 3.6
Python version 3.6.*
CDN JS Usage Statistics · Download List of All Websites using CDN JS
CloudFlare's CDN with popular javascript frameworks available.
BootstrapCDN Usage Statistics · Download List of All Websites using BootstrapCDN
Bootstrap CDN system - encompasses MaxCDN, NetDNA and Stackpath - donated to jsDelivr.
Cloudflare JS Usage Statistics · Download List of All Websites using Cloudflare JS
Loads content from Cloudflare CDN.
jQuery CDN Usage Statistics · Download List of All Websites using jQuery CDN
The jQuery Amazon S3 Content Delivery Network
jsDelivr Usage Statistics · Download List of All Websites using jsDelivr
A free CDN where Javascript developers can host their files. Encompasses MaxCDN, and BootstrapCDN.
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.
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.
Angular JS Usage Statistics · Download List of All Websites using Angular JS
Angular is what HTML would have been if it had been designed for building web applications.
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 3.4.1 Usage Statistics · Download List of All Websites using jQuery 3.4.1
jQuery version 3.4.1
es6 promise Usage Statistics · Download List of All Websites using es6 promise
A polyfill for ES6-style Promises.
Classnames Usage Statistics · Download List of All Websites using Classnames
Javascript utility for conditionally joining classNames together.
core-js Usage Statistics · Download List of All Websites using core-js
Modular standard library for JavaScript.
Framework
LetsEncrypt Usage Statistics · Download List of All Websites using LetsEncrypt
Let’s Encrypt is a free open Certificate Authority.
Root Authority
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.
Tilaa Usage Statistics · Download List of All Websites using Tilaa
European cloud hosting.
Dutch hosting
Dutch Server Location Usage Statistics · Download List of All Websites using Dutch Server Location
The web server is located in the Netherlands.
Server Location
Apache Usage Statistics · Download List of All Websites using Apache
Apache has been the most popular web server on the Internet since April 1996.
Apache 2.4 Usage Statistics · Download List of All Websites using Apache 2.4
Apache version 2.4.*
mod_wsgi Usage Statistics · Download List of All Websites using mod_wsgi
The aim of mod_wsgi is to implement a simple to use Apache module which can host any Python application which supports the Python WSGI interface.
CentOS Usage Statistics · Download List of All Websites using CentOS
CentOS is an Enterprise-class Linux Distribution derived from sources freely provided to the public by a prominent North American Enterprise Linux vendor. CentOS conforms fully with the upstream vendors redistribution policy and aims to be 100% binary compatible.
OpenSSL Usage Statistics · Download List of All Websites using OpenSSL
The OpenSSL Project is a collaborative effort to develop a robust, commercial-grade, full-featured, and Open Source toolkit implementing the Secure Sockets Layer (SSL v2/v3) and Transport Layer Security (TLS v1) protocols as well as a full-strength general purpose cryptography library.
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.
Last technology detected on 13th January 2025. We know of 28 technologies on this page and 40 technologies removed from eri21.com since 25th June 2018. Link to this page.
Add BuiltWith to for free! Get lookups easily and quickly.
Get a notification when eri21.com adds new technologies.
Get eri21.com 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.